Wyoming Severe Red Flag Warning | Effective 08/05/2026 12:20

Headline: 
Red Flag Warning issued August 5 at 1:20PM MDT until August 6 at 8:00PM MDT by NWS Cheyenne WY
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
August 5, 2026 - 12:20pm
Expires: 
August 6, 2026 - 5:00am
Description: 
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Thursday. * AFFECTED AREA...Fire weather zone 417 through 425 and 428 through 430. * WIND...West to northwest winds from 15 to 25 mph with gusts up to 35 mph. * HUMIDITY...Between 5 and 10 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.
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: 
Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains; North Laramie Range and Adjacent High Plains; North Laramie Valley/Shirley Basin; Ferris/Seminoe/Shirley Mountains; Central and West Carbon; Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Upper North Platte River Basin; Southern Laramie Valley; Southern Laramie Range; Laramie Foothills and High Plains
Forcast Office: 
NWS Cheyenne WY
Sender: 
w-nws.webmaster@noaa.gov