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Home Return to list Fire Weather Warning 0020 Issued by the Pocatello Forecast Office
Action: New Issued At: 2026-08-09 22:37:38 713 WWUS85 KPIH 100337 RFWPIH URGENT - FIRE WEATHER MESSAGE National Weather Service Pocatello ID 937 PM MDT Sun Aug 9 2026 IDZ475-476-102100- /O.NEW.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ East Salmon River Mountains/Salmon NF- Lemhi and Lost River Range/Challis NF- 937 PM MDT Sun Aug 9 2026 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 475 AND 476... The National Weather Service in Pocatello has issued a Red Flag Warning, which is in effect from 2 PM to 9 PM MDT Monday. * AFFECTED AREA...Fire weather zones 475 and 476. * WIND...West 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...As low as 10 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ IDZ410-425-102100- /O.NEW.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ Upper Snake River Valley/Idaho Falls BLM- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 937 PM MDT Sun Aug 9 2026 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 410 AND 425... The National Weather Service in Pocatello has issued a Red Flag Warning, which is in effect from 2 PM to 9 PM MDT Monday. * AFFECTED AREA...Fire weather zones 410 and 425. * WIND...West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY...As low as 8 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ Action: New Issued At: 2026-08-09 22:37:38 713 WWUS85 KPIH 100337 RFWPIH URGENT - FIRE WEATHER MESSAGE National Weather Service Pocatello ID 937 PM MDT Sun Aug 9 2026 IDZ475-476-102100- /O.NEW.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ East Salmon River Mountains/Salmon NF- Lemhi and Lost River Range/Challis NF- 937 PM MDT Sun Aug 9 2026 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 475 AND 476... The National Weather Service in Pocatello has issued a Red Flag Warning, which is in effect from 2 PM to 9 PM MDT Monday. * AFFECTED AREA...Fire weather zones 475 and 476. * WIND...West 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...As low as 10 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ IDZ410-425-102100- /O.NEW.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ Upper Snake River Valley/Idaho Falls BLM- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 937 PM MDT Sun Aug 9 2026 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 410 AND 425... The National Weather Service in Pocatello has issued a Red Flag Warning, which is in effect from 2 PM to 9 PM MDT Monday. * AFFECTED AREA...Fire weather zones 410 and 425. * WIND...West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY...As low as 8 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ Action: Continued Issued At: 2026-08-10 03:03:15 249 WWUS85 KPIH 100802 RFWPIH URGENT - FIRE WEATHER MESSAGE National Weather Service Pocatello ID 202 AM MDT Mon Aug 10 2026 IDZ475-476-110300- /O.CON.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ East Salmon River Mountains/Salmon NF- Lemhi and Lost River Range/Challis NF- 202 AM MDT Mon Aug 10 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER ZONES 475 AND 476... * AFFECTED AREA...Fire Weather Zone 475 East Salmon River Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost River Range/Challis NF. * WIND...West 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...As low as 10 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ IDZ410-425-110300- /O.CON.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ Upper Snake River Valley/Idaho Falls BLM- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 202 AM MDT Mon Aug 10 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER ZONES 410 AND 425... * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River Valley/Idaho Falls BLM and Fire Weather Zone 425 Middle Snake River Valley/Twin Falls BLM north of the Snake River. * WIND...West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY...As low as 8 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ Action: Continued Issued At: 2026-08-10 03:03:15 249 WWUS85 KPIH 100802 RFWPIH URGENT - FIRE WEATHER MESSAGE National Weather Service Pocatello ID 202 AM MDT Mon Aug 10 2026 IDZ475-476-110300- /O.CON.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ East Salmon River Mountains/Salmon NF- Lemhi and Lost River Range/Challis NF- 202 AM MDT Mon Aug 10 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER ZONES 475 AND 476... * AFFECTED AREA...Fire Weather Zone 475 East Salmon River Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost River Range/Challis NF. * WIND...West 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...As low as 10 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ IDZ410-425-110300- /O.CON.KPIH.FW.W.0020.260810T2000Z-260811T0300Z/ Upper Snake River Valley/Idaho Falls BLM- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 202 AM MDT Mon Aug 10 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER ZONES 410 AND 425... * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River Valley/Idaho Falls BLM and Fire Weather Zone 425 Middle Snake River Valley/Twin Falls BLM north of the Snake River. * WIND...West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY...As low as 8 percent. * IMPACTS...Wind reaching these speeds and humidity drier than 15 percent can result in rapid fire spread and extreme wildfire intensity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. - Thunderstorm coverage of 25 percent, without specific rainfall criteria. - Other high impact events deemed critical by the National Weather Service and area fire management agencies. && $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||