Cheyenne, Wyoming

Regional Weather Alerts


     

Alert: Red Flag Warning
Area(s): Fall River County Area; Custer County Plains; Pine Ridge Area; Badlands Area; Southern Campbell; Weston County Plains
Effective: 2026-06-29 @ 5:28 am -> 2026-06-29 @ 10:00 pm
Onset: 2026-06-29 @ 11:00 am -> 2026-06-29 @ 10:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Rapid City SD on 2026-06-29 @ 5:28 am
Headline: Red Flag Warning issued June 29 at 4:28AM MDT until June 29 at 9:00PM MDT by NWS Rapid City SD
Description: ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT
THIS EVENING DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FALL
RIVER COUNTY AREA, CUSTER COUNTY PLAINS, PINE RIDGE AREA, BADLANDS
AREA, SOUTHERN CAMPBELL, AND WESTON COUNTY PLAINS...

The National Weather Service in Rapid City SD has issued a Red Flag
Warning.

* AFFECTED AREA...Fire Weather Zones 315, 317, 322, 325, 326, and
332.

* TIMING...From 10 AM this morning to 9 PM MDT this evening.

* WINDS...Southwest winds 25 to 35 mph with gusts up to 55 mph.

* RELATIVE HUMIDITY...Relative Humidity of 15 percent or less.

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

Alert: Red Flag Warning
Area(s): 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; North Laramie Range and Adjacent High Plains; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin
Effective: 2026-06-29 @ 4:22 am -> 2026-06-29 @ 6:00 pm
Onset: 2026-06-29 @ 11:00 am -> 2026-06-29 @ 10:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2026-06-29 @ 4:22 am
Headline: Red Flag Warning issued June 29 at 3:22AM MDT until June 29 at 9:00PM MDT by NWS Cheyenne WY
Description: The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from 10 AM this morning to 9 PM MDT
this evening. The Fire Weather Watch is no longer in effect.

* AFFECTED AREA...Fire weather zones 417, 418, 419, 430, 431, 432,
433, 436, and 437.

* WIND...Southwest winds 20 to 30 mph with gusts up to 50 mph.
Localized gusts up to 60 mph are possible. Winds will become
more westerly in the late afternoon and evening hours as they
gradually weaken.

* HUMIDITY...Between 10 and 20 percent. The lowest humidity is
expected south of the North Platte River.

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

Alert: High Wind Watch
Area(s): East Platte County
Effective: 2026-06-29 @ 3:28 am -> 2026-06-29 @ 5:30 pm
Onset: 2026-06-29 @ 9:00 am -> 2026-06-29 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-06-29 @ 3:28 am
Headline: High Wind Watch issued June 29 at 2:28AM MDT until June 29 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 25 to 40 mph with gusts up to 60 mph possible.

* WHERE...East Platte County.

* WHEN...From 8 AM MDT this morning through this 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; North Snowy Range Foothills; South Laramie Range
Effective: 2026-06-29 @ 3:28 am -> 2026-06-29 @ 5:30 pm
Onset: 2026-06-29 @ 9:00 am -> 2026-06-29 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2026-06-29 @ 3:28 am
Headline: High Wind Watch issued June 29 at 2:28AM MDT until June 29 at 6:00PM MDT by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible.

* WHERE...Southeast Wyoming wind-prone areas including Interstate 80
near Arlington and the Summit and Interstate 25 near Bordeaux.

* WHEN...From 8 AM MDT this morning through this afternoon.

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