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: 2026-04-21 @ 1:34 am -> 2026-04-22 @ 9:00 pm
Onset: 2026-04-21 @ 12:00 pm -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:34 am
Headline: Red Flag Warning issued April 21 at 12:34AM MDT until April 22 at 8:00PM MDT by NWS Cheyenne WY
Description: ...MULTI DAY RED FLAG WARNING IS IN EFFECT UNTIL WEDNESDAY EVENING...

* AFFECTED AREA...Fire weather zones 417, 418, 430, 431, 432, 433,
434, 435, 436, and 437.

* WIND... Southerly winds 10 to 15 mph gusting up to 35 mph on
Tuesday. Southwest winds with gusts between 35 and 50 mph on
Wednesday.

* HUMIDITY...5 to 12 percent.

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

Alert: High Wind Watch
Area(s): Ferris/Seminoe/Shirley Mountains; Central Carbon County; Southwest Carbon County; Upper North Platte River Basin
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 4:00 pm
Onset: 2026-04-22 @ 10:00 am -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 3:00PM MDT by NWS Cheyenne WY
Description: * WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph
possible.

* WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains,
Southwest Carbon County, and Upper North Platte River Basin.

* WHEN...From Wednesday morning through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

Alert: High Wind Watch
Area(s): Converse County Lower Elevations
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 4:00 pm
Onset: 2026-04-22 @ 7:00 pm -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 3:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible.

* WHERE...Converse County Lower Elevations.

* WHEN...From Wednesday evening through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

Alert: High Wind Watch
Area(s): North Snowy Range Foothills
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 7:00 pm
Onset: 2026-04-22 @ 10:00 am -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 35 to 45 mph with gusts up to 75 mph possible.

* WHERE...North Snowy Range Foothills including Arlington and Elk
Mountain along Interstate 80.

* WHEN...From Wednesday morning through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

Alert: High Wind Watch
Area(s): Central Laramie Range and Southwest Platte County
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 7:00 pm
Onset: 2026-04-22 @ 4:00 pm -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 35 to 50 mph with gusts up to 80 mph possible.

* WHERE...Bordeaux area along Interstate 25 between Chugwater and
Wheatland.

* WHEN...From Wednesday afternoon through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

Alert: High Wind Watch
Area(s): South Laramie Range; South Laramie Range Foothills
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 7:00 pm
Onset: 2026-04-22 @ 4:00 pm -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 35 to 50 mph with gusts up to 80 mph possible.

* WHERE...South Laramie Range and Foothills including the Interstate
80 Summit between Cheyenne and Laramie.

* WHEN...From Wednesday afternoon through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

Alert: High Wind Watch
Area(s): Central Laramie County
Effective: 2026-04-21 @ 1:20 am -> 2026-04-23 @ 7:00 pm
Onset: 2026-04-22 @ 4:00 pm -> 2026-04-21 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-04-21 @ 1:20 am
Headline: High Wind Watch issued April 21 at 12:20AM MDT until April 23 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 35 to 45 mph with gusts up to 70 mph possible.

* WHERE...Central Laramie County.

* WHEN...From Wednesday afternoon through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.