Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | High Wind Warning |
| Area(s): | North Snowy Range Foothills |
| Effective: | 2026-04-07 @ 6:52 pm -> 2026-04-08 @ 4:00 pm |
| Onset: | 2026-04-08 @ 1:00 am -> 2026-04-08 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-04-07 @ 6:52 pm |
| Headline: | High Wind Warning issued April 7 at 5:52PM MDT until April 8 at 3:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...From midnight tonight to 3 PM MDT Wednesday. * 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): | Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin |
| Effective: | 2026-04-07 @ 1:08 pm -> 2026-04-07 @ 9:00 pm |
| Onset: | 2026-04-07 @ 1:08 pm -> 2026-04-07 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-04-07 @ 1:08 pm |
| Headline: | Red Flag Warning issued April 7 at 12:08PM MDT until April 7 at 8:00PM MDT by NWS Cheyenne WY |
| Description: |
* AFFECTED AREA...417, 418, 432, and 433. * WIND...Westerly winds 15 to 25 mph gusting up to 35 mph. * HUMIDITY...13 to 18 percent. * HIGHEST THREAT...is located along and just east of the Laramie Range where dry thunderstorms are favored to develop. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * ADDITIONAL DETAILS... Widely scattered virga showers are expected in the afternoon and evening. These will have the potential to produce dry lightning and gusty and erratic winds, with little to no precipitation. |
| Alert: | Red Flag Warning |
| Area(s): | Natrona County/Casper BLM; Johnson County/Casper BLM; Upper Wind River Basin/Wind River Basin; Granite/Green/Ferris/Rattlesnake Mountains |
| Effective: | 2026-04-07 @ 1:47 am -> 2026-04-07 @ 10:00 pm |
| Onset: | 2026-04-07 @ 1:00 pm -> 2026-04-07 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-04-07 @ 1:47 am |
| Headline: | Red Flag Warning issued April 7 at 12:47AM MDT until April 7 at 9:00PM MDT by NWS Riverton WY |
| Description: |
The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon today to 9 PM MDT this evening. * IMPACTS: Low Humidities and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...280...283...289. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Johnson. In Southwest WY...Sweetwater. * WIND: West 20 to 30 mph with gusts up to 40 to 50 mph. * HUMIDITY: As low as 13 to 16 percent. |