Headline:
Red Flag Warning issued August 8 at 2:30AM MDT until August 9 at 9:00PM MDT by NWS Cheyenne WY
Event:
Red Flag Warning
Urgency:
Expected
Effective:
August 8, 2026 - 1:30am
Expires:
August 8, 2026 - 5:00pm
Description:
* AFFECTED AREA...Fire weather zones 417 through 433.
* WIND...Saturday west to northwest winds from 15 to 25 mph with
gusts up to 40 mph. Overnight, lighter variable winds of 5 to 10
mph. Sunday west to northwest winds from 15 to 25 mph with gusts
up to 40 mph west of I-25, with winds turning southerly to
easterly east of I-25.
* HUMIDITY...Daytime minimum RH between 5 and 10 percent on
Saturday, and between 8 and 12 percent on Sunday. Overnight
recoveries of 20 to 40 percent along and west of Interstate 25
and 40 to 60 percent in Niobrara and Goshen Counties.
* ADDITIONAL DETAILS...Isolated high-based showers will have
the potential to produce gusty and erratic winds along with a
few strikes of lightning without much, if any, rainfall
during the afternoon and evening hours both Saturday and
Sunday.
* 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; Snowy Range/Medicine Bow NF; North Snowy Range Foothills; Southern Laramie Valley; Southern Laramie Range; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin
Forcast Office:
NWS Cheyenne WY
Sender:
w-nws.webmaster@noaa.gov