Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Red Flag Warning |
| Area(s): | Fall River County Area; Pine Ridge Area; Southern Campbell; Weston County Plains |
| Effective: | 2026-06-10 @ 11:56 am -> 2026-06-10 @ 8:00 pm |
| Onset: | 2026-06-10 @ 12:00 pm -> 2026-06-10 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Rapid City SD on 2026-06-10 @ 11:56 am |
| Headline: | Red Flag Warning issued June 10 at 10:56AM MDT until June 10 at 8:00PM MDT by NWS Rapid City SD |
| Description: |
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FALL RIVER COUNTY AREA, PINE RIDGE AREA, SOUTHERN CAMPBELL, AND WESTON COUNTY PLAINS... * AFFECTED AREA...Fire Weather Zones 315, 317, 322, and 326. * TIMING...Until 8 PM MDT this evening. * WINDS...West winds 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...Relative Humidity as low as 11 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended. |
| Alert: | High Wind Watch |
| Area(s): | Central Laramie Range and Southwest Platte County; South Laramie Range |
| Effective: | 2026-06-10 @ 2:11 am -> 2026-06-10 @ 5:15 pm |
| Onset: | 2026-06-10 @ 7:00 am -> 2026-06-10 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-06-10 @ 2:11 am |
| Headline: | High Wind Watch issued June 10 at 1:11AM MDT until June 10 at 6:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...South Laramie Range including the Interstate 80 Summit between Cheyenne and Laramie, and Bordeaux area along Interstate 25 between Chugwater and Wheatland. * WHEN...From 6 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): | North Snowy Range Foothills |
| Effective: | 2026-06-10 @ 2:11 am -> 2026-06-10 @ 5:15 pm |
| Onset: | 2026-06-10 @ 4:00 am -> 2026-06-10 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-06-10 @ 2:11 am |
| Headline: | High Wind Watch issued June 10 at 1:11AM MDT until June 10 at 9:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 25 to 40 mph with gusts up to 60 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Through this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| 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: | 2026-06-10 @ 2:09 am -> 2026-06-10 @ 5:00 pm |
| Onset: | 2026-06-10 @ 2:09 am -> 2026-06-10 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-06-10 @ 2:09 am |
| Headline: | Red Flag Warning issued June 10 at 1:09AM MDT until June 10 at 9:00PM MDT by NWS Cheyenne WY |
| Description: |
* WIND...West to southwest winds 15 to 30 MPH with gusts up to 50 MPH. * HUMIDITY...8 to 12 percent. Overnight recoveries as low as 35 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Red Flag Warning |
| Area(s): | Natrona County/Casper BLM |
| Effective: | 2026-06-09 @ 11:27 pm -> 2026-06-10 @ 9:00 pm |
| Onset: | 2026-06-09 @ 11:27 pm -> 2026-06-10 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-06-09 @ 11:27 pm |
| Headline: | Red Flag Warning issued June 9 at 10:27PM MDT until June 10 at 8:00PM MDT by NWS Riverton WY |
| Description: |
* 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: West 25 to 35 mph with gusts up to 45 to 55 mph. * HUMIDITY: As low as 10 percent. * TEMPERATURES: Lows in the mid to upper 40s. Highs in the low to mid 70s. * ADDITIONAL INFORMATION: Conditions has improved for the overnight hours into Wednesday morning. Critical fire weather conditions are again expected by mid Wednesday morning as winds increase and humidity values drop once again. |