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. |