Weather Warnings for Wyoming

Issued by the National Weather Service

Current watches, warnings, and advisories for Wyoming
Alerts Updated: June 6, 2026, 11:30 am  UTC


Red Flag Warning issued June 6 at 5:25AM MDT until June 6 at 8:00PM MDT by NWS Riverton WY

Summary: * AFFECTED AREA: In Central WY...Fire Weather Zone 280. * COUNTIES AFFECTED: In Central WY...Natrona. * IMPACTS: Low Humidities and Strong Gusty Winds could cause erratic fire behavior. * WIND: Southwest 15 to 25 mph with gusts up to 35 mph. * HUMIDITY: As low as 7 percent.
Severity:  Severe    Effective:  June 6, 2026, 5:25 am      Expires:  June 6, 2026, 8:00 pm
Area:  Natrona County/Casper BLM


Red Flag Warning issued June 5 at 11:47PM MDT until June 6 at 9:00PM MDT by NWS Cheyenne WY

Summary: The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Saturday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 430 through 437. * WIND...South to southeast winds 20 to 30 MPH with gusts up to 45 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * ADDITIONAL DETAILS...Dry lightning will be possible with isolated storms during the afternoon and evening hours.
Severity:  Severe    Effective:  June 5, 2026, 11:47 pm      Expires:  June 6, 2026, 4:00 pm
Area:  Pine Ridge/Nebraska National Forest; Box Butte/South Sioux/Niobrara River; Lower North Platte River Basin/Scottsbluff National Monument; Lodgepole Creek/Southern Nebraska Panhandle; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin