Cheyenne, Wyoming

Regional Weather Alerts


Alert: Red Flag Warning
Area(s): Pine Ridge/Nebraska National Forest; Box Butte/South Sioux/Niobrara River; Lower North Platte River Basin/Scottsbluff National Monument; Lodgepole Creek/Southern Nebraska Panhandle; Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin
Effective: 2026-06-11 @ 2:00 pm -> 2026-06-12 @ 7:00 am
Onset: 2026-06-11 @ 2:00 pm -> 2026-06-12 @ 9:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2026-06-11 @ 2:00 pm
Headline: Red Flag Warning issued June 11 at 1:00PM MDT until June 12 at 8:00PM MDT by NWS Cheyenne WY
Description: ...RED FLAG WARNING REMAINS IN EFFECT FOR GUSTY WINDS AND LOW
HUMIDITY THROUGH 8PM FRIDAY...

* WIND...On Thursday, northwest winds 20 to 30 mph with gusts up
to 50 mph. Thursday night, variable in the evening, becoming
south around midnight with localized gusts up to 40 mph
possible through Friday morning. On Friday, south winds becoming
west at 15 to 25 mph with gusts up to 35 mph.

* HUMIDITY...On Thursday, between 10 and 20 percent. Thursday
night, humidity recoveries to between 40 and 65 percent. On
Friday, between 6 and 12 percent.

* IMPACTS...Any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.