Montana, Wyoming Severe Red Flag Warning | Effective 08/01/2026 12:28

Headline: 
Red Flag Warning issued August 1 at 1:28PM MDT until August 2 at 9:00PM MDT by NWS Riverton WY
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
August 1, 2026 - 12:28pm
Expires: 
August 2, 2026 - 6:00am
Description: 
The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from 1 PM to 9 PM MDT Sunday. the Fire Weather Watch is no longer in effect. * IMPACTS: Low Humidities...Hot Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...283...285. In North Central WY Fire Zones...275...276...282. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Big Horn...Hot Springs...Johnson...Park Washakie. * WIND: West 10 to 20 mph with gusts to 30 mph. * HUMIDITY: 5 to 10 percent. * TEMPERATURES: Highs in the upper 90s to low 100s.
Instruction: 
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.
Area Description: 
North Bighorn Basin/Worland BLM; Cody Foothills; South Bighorn Basin/Worland BLM; Upper Wind River Basin/Wind River Basin; South Bighorn Mountains
Forcast Office: 
NWS Riverton WY
Sender: 
w-nws.webmaster@noaa.gov