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; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin |
| Effective: | 2026-04-18 @ 1:17 am -> 2026-04-18 @ 9:00 pm |
| Onset: | 2026-04-18 @ 12:00 pm -> 2026-04-18 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-04-18 @ 1:17 am |
| Headline: | Red Flag Warning issued April 18 at 12:17AM MDT until April 18 at 8:00PM MDT by NWS Cheyenne WY |
| Description: |
* AFFECTED AREA...Fire weather zones 430 through 437. * WIND...For the Red Flag Warning: West to northwest gusts between 25 to 35 mph. For the Fire Weather Watch: West to northwest gusts to 20 mph Sunday, becoming light and variable overnight, then west to northwest gusts between 25 to 30 mph Monday. * HUMIDITY...For the Red Flag Warning: 12 to 15 percent. For the Fire Weather Watch: 7 to 12 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Fire Weather Watch |
| 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; Laramie Foothills and High Plains; Laramie East High Plains; Bordeaux/Chugwater/Wheatland; Goshen/Middle-Lower North Platte River Basin |
| Effective: | 2026-04-18 @ 1:17 am -> 2026-04-20 @ 9:00 pm |
| Onset: | 2026-04-19 @ 12:00 pm -> 2026-04-18 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-04-18 @ 1:17 am |
| Headline: | Fire Weather Watch issued April 18 at 12:17AM MDT until April 20 at 8:00PM MDT by NWS Cheyenne WY |
| Description: |
* AFFECTED AREA...Fire weather zones 430 through 437. * WIND...For the Red Flag Warning: West to northwest gusts between 25 to 35 mph. For the Fire Weather Watch: West to northwest gusts to 20 mph Sunday, becoming light and variable overnight, then west to northwest gusts between 25 to 30 mph Monday. * HUMIDITY...For the Red Flag Warning: 12 to 15 percent. For the Fire Weather Watch: 7 to 12 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Fire Weather Watch |
| Area(s): | Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains |
| Effective: | 2026-04-18 @ 1:17 am -> 2026-04-20 @ 9:00 pm |
| Onset: | 2026-04-19 @ 12:00 pm -> 2026-04-18 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-04-18 @ 1:17 am |
| Headline: | Fire Weather Watch issued April 18 at 12:17AM MDT until April 20 at 8:00PM MDT by NWS Cheyenne WY |
| Description: |
* AFFECTED AREA...Fire weather zones 417 and 418. * WIND...West to northwest winds with gusts between 20 and 30 mph. * HUMIDITY...9 to 13 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |