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Fire Weather Watch 0001
Issued by the Riverton Forecast Office

Action Issued Starts Expiration
New 2026-03-17 03:24:38 2026-03-18 13:00:00 2026-03-21 22:00:00
New 2026-03-17 03:24:38 2026-03-18 13:00:00 2026-03-21 22:00:00
New 2026-03-17 03:24:38 2026-03-18 13:00:00 2026-03-21 22:00:00


Action: New
Issued At: 2026-03-17 03:24:38

818 
WWUS85 KRIW 170823
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
223 AM MDT Tue Mar 17 2026

WYZ277>279-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Lincoln and Uinta Counties/Lower Elevations-
Upper Green River Basin/Rock Springs BLM-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday 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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs around 70 on Wednesday. Highs in the 70s
  Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ276-282-283-287-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Cody Foothills-South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-Owl Creek Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zone....283.
  In North Central WY Fire Zones...276...282...287.

* COUNTIES AFFECTED: 
  In Central WY...Fremont.
  In North Central WY...Hot Springs...Park...Washakie.

* WIND: West 15 to 25 mph with gusts up to 45 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Highs in the 70s to
  lower 80s Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ280-281-289-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Natrona County/Casper BLM-Johnson County/Casper BLM-
Granite/Green/Ferris/Rattlesnake Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zones...280...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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Lows in 70s to around
  80 Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

http://weather.gov/riverton


Action: New
Issued At: 2026-03-17 03:24:38

818 
WWUS85 KRIW 170823
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
223 AM MDT Tue Mar 17 2026

WYZ277>279-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Lincoln and Uinta Counties/Lower Elevations-
Upper Green River Basin/Rock Springs BLM-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday 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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs around 70 on Wednesday. Highs in the 70s
  Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ276-282-283-287-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Cody Foothills-South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-Owl Creek Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zone....283.
  In North Central WY Fire Zones...276...282...287.

* COUNTIES AFFECTED: 
  In Central WY...Fremont.
  In North Central WY...Hot Springs...Park...Washakie.

* WIND: West 15 to 25 mph with gusts up to 45 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Highs in the 70s to
  lower 80s Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ280-281-289-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Natrona County/Casper BLM-Johnson County/Casper BLM-
Granite/Green/Ferris/Rattlesnake Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zones...280...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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Lows in 70s to around
  80 Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

http://weather.gov/riverton


Action: New
Issued At: 2026-03-17 03:24:38

818 
WWUS85 KRIW 170823
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
223 AM MDT Tue Mar 17 2026

WYZ277>279-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Lincoln and Uinta Counties/Lower Elevations-
Upper Green River Basin/Rock Springs BLM-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday 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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs around 70 on Wednesday. Highs in the 70s
  Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ276-282-283-287-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Cody Foothills-South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-Owl Creek Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zone....283.
  In North Central WY Fire Zones...276...282...287.

* COUNTIES AFFECTED: 
  In Central WY...Fremont.
  In North Central WY...Hot Springs...Park...Washakie.

* WIND: West 15 to 25 mph with gusts up to 45 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Highs in the 70s to
  lower 80s Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

WYZ280-281-289-180000-
/O.NEW.KRIW.FW.A.0001.260318T1800Z-260322T0300Z/
Natrona County/Casper BLM-Johnson County/Casper BLM-
Granite/Green/Ferris/Rattlesnake Mountains-
223 AM MDT Tue Mar 17 2026

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
SATURDAY EVENING...

The National Weather Service in Riverton has issued a Fire Weather
Watch, which is in effect from Wednesday afternoon through
Saturday evening.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and 
  Strong Gusty Winds could cause erratic fire behavior. 

* AFFECTED AREA: 
  In Central WY Fire Zones...280...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 15 to 25 mph with gusts up to 40 mph. The strongest
  wind is expected on Wednesday and Saturday.

* HUMIDITY: 10 to 15 percent.

* TEMPERATURES: Highs in the 70s Wednesday. Lows in 70s to around
  80 Thursday through Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.

&&

$$

http://weather.gov/riverton



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