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Home Return to list Fire Weather Warning 0006 Issued by the Riverton Forecast Office
Action: New Issued At: 2026-03-24 12:29:52 984 WWUS85 KRIW 241729 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1129 AM MDT Tue Mar 24 2026 WYZ277-279-289-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ278-251300- /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Upper Green River Basin/Rock Springs BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In West Central WY...Fire Weather Zone 278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 40 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the mid 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: New Issued At: 2026-03-24 12:29:52 984 WWUS85 KRIW 241729 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1129 AM MDT Tue Mar 24 2026 WYZ277-279-289-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ278-251300- /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Upper Green River Basin/Rock Springs BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In West Central WY...Fire Weather Zone 278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 40 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the mid 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: New Issued At: 2026-03-24 12:29:52 984 WWUS85 KRIW 241729 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1129 AM MDT Tue Mar 24 2026 WYZ277-279-289-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ278-251300- /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Upper Green River Basin/Rock Springs BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In West Central WY...Fire Weather Zone 278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 40 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the mid 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: New Issued At: 2026-03-24 12:29:52 984 WWUS85 KRIW 241729 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1129 AM MDT Tue Mar 24 2026 WYZ277-279-289-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.UPG.KRIW.FW.A.0002.260325T1800Z-260326T0300Z/ /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ278-251300- /O.NEW.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Upper Green River Basin/Rock Springs BLM- 1129 AM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In West Central WY...Fire Weather Zone 278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 40 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the mid 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-24 15:11:56 126 WWUS85 KRIW 242011 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 211 PM MDT Tue Mar 24 2026 WYZ285-300-251300- /O.EXA.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 20 to 30 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 11 percent below 7000 feet and 14 to 18 percent above 7000 feet. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-289-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-24 15:11:56 126 WWUS85 KRIW 242011 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 211 PM MDT Tue Mar 24 2026 WYZ285-300-251300- /O.EXA.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 20 to 30 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 11 percent below 7000 feet and 14 to 18 percent above 7000 feet. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-289-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Area Extended Issued At: 2026-03-24 15:11:56 126 WWUS85 KRIW 242011 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 211 PM MDT Tue Mar 24 2026 WYZ285-300-251300- /O.EXA.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 20 to 30 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 11 percent below 7000 feet and 14 to 18 percent above 7000 feet. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-289-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-24 15:11:56 126 WWUS85 KRIW 242011 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 211 PM MDT Tue Mar 24 2026 WYZ285-300-251300- /O.EXA.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Wednesday. * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 20 to 30 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 11 percent below 7000 feet and 14 to 18 percent above 7000 feet. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-289-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Granite/Green/Ferris/Rattlesnake Mountains- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 15 to 25 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the mid to upper 70s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-251300- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 211 PM MDT Tue Mar 24 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 15 to 25 mph with gusts up to 50 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to mid 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 04:06:05 772 WWUS85 KRIW 250905 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 305 AM MDT Wed Mar 25 2026 WYZ277>279-260100- /O.EXT.KRIW.FW.W.0006.260325T1800Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-289-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 50 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Time Extended Issued At: 2026-03-25 04:06:05 772 WWUS85 KRIW 250905 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 305 AM MDT Wed Mar 25 2026 WYZ277>279-260100- /O.EXT.KRIW.FW.W.0006.260325T1800Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-289-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 50 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 04:06:05 772 WWUS85 KRIW 250905 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 305 AM MDT Wed Mar 25 2026 WYZ277>279-260100- /O.EXT.KRIW.FW.W.0006.260325T1800Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-289-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 50 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 04:06:05 772 WWUS85 KRIW 250905 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 305 AM MDT Wed Mar 25 2026 WYZ277>279-260100- /O.EXT.KRIW.FW.W.0006.260325T1800Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ280-281-283-289-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 50 mph. * HUMIDITY: As low as 11 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260100- /O.CON.KRIW.FW.W.0006.260325T1800Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 305 AM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 13:40:25 982 WWUS85 KRIW 251839 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1239 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-260845- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent Wednesday. Poor recovery Wednesday night, 40 to 50 percent. As low as 12 percent Thursday. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 13:40:25 982 WWUS85 KRIW 251839 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1239 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-260845- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent Wednesday. Poor recovery Wednesday night, 40 to 50 percent. As low as 12 percent Thursday. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 13:40:25 982 WWUS85 KRIW 251839 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1239 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-260845- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent Wednesday. Poor recovery Wednesday night, 40 to 50 percent. As low as 12 percent Thursday. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 13:40:25 982 WWUS85 KRIW 251839 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 1239 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ277>279-260845- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 11 percent Wednesday. Poor recovery Wednesday night, 40 to 50 percent. As low as 12 percent Thursday. * TEMPERATURES: Highs in the upper 70s Wednesday and low to mid 60s Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ275-276-282-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In North Central WY...Fire Weather Zones 275...276 and 282. * COUNTIES AFFECTED: In North Central WY...Big Horn...Hot Springs...Park...Washakie. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the upper 70s to low 80s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ285-300-260300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 1239 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 285 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Hot Springs...Johnson...Washakie. * WIND: West 25 to 35 mph with gusts up to 60 mph for the Bighorn Mountains and gusts up to 45 mph for Casper Mountain. * HUMIDITY: As low as 12 percent. * TEMPERATURES: Highs around 70. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-25 22:00:11 375 WWUS85 KRIW 260259 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 859 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ275-276-282-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ285-300-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ277>279-261300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Lows around 40. Highs in the 60s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Expired Issued At: 2026-03-25 22:00:11 375 WWUS85 KRIW 260259 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 859 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ275-276-282-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ285-300-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ277>279-261300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Lows around 40. Highs in the 60s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Expired Issued At: 2026-03-25 22:00:11 375 WWUS85 KRIW 260259 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 859 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ275-276-282-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ285-300-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ277>279-261300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Lows around 40. Highs in the 60s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Expired Issued At: 2026-03-25 22:00:11 375 WWUS85 KRIW 260259 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 859 PM MDT Wed Mar 25 2026 WYZ280-281-283-289-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ Natrona County/Casper BLM-Johnson County/Casper BLM- Upper Wind River Basin/Wind River Basin- Granite/Green/Ferris/Rattlesnake Mountains- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ275-276-282-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ North Bighorn Basin/Worland BLM-Cody Foothills- South Bighorn Basin/Worland BLM- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ285-300-260400- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260326T0300Z/ South Bighorn Mountains-Casper Mountain- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing relative humidity has reduced fire weather concerns this evening. The Red Flag Warning will expire at 9 PM. $$ WYZ277>279-261300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 859 PM MDT Wed Mar 25 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THURSDAY... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Lows around 40. Highs in the 60s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Continued Issued At: 2026-03-26 03:46:33 640 WWUS85 KRIW 260846 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 246 AM MDT Thu Mar 26 2026 WYZ277>279-270300- /O.CON.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 246 AM MDT Thu Mar 26 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: West 20 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Highs in the 60s. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/riverton Action: Expired Issued At: 2026-03-26 21:33:37 064 WWUS85 KRIW 270233 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 833 PM MDT Thu Mar 26 2026 WYZ277>279-270345- /O.EXP.KRIW.FW.W.0006.000000T0000Z-260327T0300Z/ Lincoln and Uinta Counties/Lower Elevations- Upper Green River Basin/Rock Springs BLM- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- 833 PM MDT Thu Mar 26 2026 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING... Decreasing wind and increasing humidity levels have reduced fire weather concerns this evening. Thus the Red Flag Warning will be allowed to expire at 9 PM as scheduled. $$ http://weather.gov/riverton | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||