Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Red Flag Warning |
| Area(s): | 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: | 2026-02-25 @ 1:31 pm -> 2026-02-27 @ 7:00 pm |
| Onset: | 2026-02-26 @ 12:00 pm -> 2026-02-26 @ 6:15 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 1:31 pm |
| Headline: | Red Flag Warning issued February 25 at 12:31PM MST until February 27 at 6:00PM MST by NWS Cheyenne WY |
| Description: |
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Thursday to 6 PM MST Friday. The Fire Weather Watch has been upgraded. * AFFECTED AREA...Fire weather zones 430, 431, 432, 433, 435, 436, and 437. * WIND...West to northwest winds 20 to 25 MPH with gusts up to 35 MPH on Thursday. Stronger winds expected on Friday with gusts over 45 MPH possible. * HUMIDITY...10 to 20 percent, with the lowest relative humidity expected Friday. Poor overnight humidity recoveries are expected Thursday night. * HIGHEST THREAT...The most critical fire weather conditions are expected along the Interstate 80 corridor east of the Laramie Range into the southern Nebraska Panhandle. The driest conditions are expected here with some of the strongest winds. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Red Flag Warning |
| Area(s): | Pine Ridge/Nebraska National Forest; Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains |
| Effective: | 2026-02-25 @ 1:31 pm -> 2026-02-27 @ 7:00 pm |
| Onset: | 2026-02-26 @ 12:00 pm -> 2026-02-26 @ 6:15 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 1:31 pm |
| Headline: | Red Flag Warning issued February 25 at 12:31PM MST until February 27 at 6:00PM MST by NWS Cheyenne WY |
| Description: |
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Thursday to 6 PM MST Friday. * AFFECTED AREA...Fire weather zones 434, 417 and 418. * WIND...West to northwest winds 20 to 25 MPH with gusts up to 35 MPH on Thursday. Stronger winds expected on Friday with gusts over 45 MPH possible. * HUMIDITY...15 to 20 percent. Poor overnight humidity recoveries are expected Thursday night. * HIGHEST THREAT...The most critical fire weather conditions are expected along the Interstate 80 corridor east of the Laramie Range into the southern Nebraska Panhandle. The driest conditions are expected here with some of the strongest winds. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Winter Storm Warning |
| Area(s): | Wind River Mountains West |
| Effective: | 2026-02-25 @ 1:13 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 1:13 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 1:13 pm |
| Headline: | Winter Storm Warning issued February 25 at 12:13PM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Wind River Mountains West. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be very difficult over South Pass. The hazardous conditions could impact the Wednesday commute. |
| Alert: | Winter Storm Warning |
| Area(s): | Teton and Gros Ventre Mountains; Salt River and Wyoming Ranges |
| Effective: | 2026-02-25 @ 1:13 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 1:13 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 1:13 pm |
| Headline: | Winter Storm Warning issued February 25 at 12:13PM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 50 mph. * WHERE...Teton and Gros Ventre Mountains and Salt River and Wyoming Ranges. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Wednesday commute, especially over Teton and Togwotee Passes. |
| Alert: | High Wind Warning |
| Area(s): | East Laramie County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Northwest winds 35 to 45 mph with gusts up to 65 mph. * WHERE...East Laramie County. * WHEN...Until 5 PM MST 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 Warning |
| Area(s): | Laramie Valley |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 9:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 70 mph. * WHERE...Laramie Valley. * WHEN...Until 9 PM MST 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: | High Wind Warning |
| Area(s): | East Platte County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 9:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Northwest winds 30 to 40 mph with gusts up to 70 mph. * WHERE...East Platte County. * WHEN...Until 9 PM MST 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: | High Wind Warning |
| Area(s): | Ferris/Seminoe/Shirley Mountains; Shirley Basin; Central Carbon County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 9:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 70 mph. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, and Shirley Basin. * WHEN...Until 9 PM MST 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: | High Wind Warning |
| Area(s): | Central Laramie County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 9:00 am |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 26 at 8:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 70 mph. * WHERE...Central Laramie County. * WHEN...Until 8 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...A lull in winds is expected Wednesday evening. |
| Alert: | High Wind Warning |
| Area(s): | North Snowy Range Foothills |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 12:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 26 at 11:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Until 11 AM MST Thursday. * 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 Warning |
| Area(s): | Upper North Platte River Basin |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 8:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph. * WHERE...Upper North Platte River Basin. * WHEN...Until 8 PM MST 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: | High Wind Warning |
| Area(s): | South Laramie Range; South Laramie Range Foothills |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 12:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 26 at 11:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 80 mph. * WHERE...South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie. * WHEN...Until 11 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...A lull in winds is possible Wednesday evening. |
| Alert: | High Wind Warning |
| Area(s): | Central Laramie Range and Southwest Platte County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 12:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-26 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 26 at 11:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 40 to 50 mph with gusts up to 75 mph. * WHERE...Bordeaux area along Interstate 25 between Chugwater and Wheatland. * WHEN...Until 11 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...A lull in winds is expected Wednesday evening. |
| Alert: | High Wind Warning |
| Area(s): | Goshen County |
| Effective: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:54 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:54 pm |
| Headline: | High Wind Warning issued February 25 at 11:54AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Goshen County. * WHEN...Until 5 PM MST 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 Warning |
| Area(s): | Wind River Basin |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Warning issued February 25 at 11:41AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Wind River Basin. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds are expected to occur from Riverton to Fort Washakie and northwest. |
| Alert: | High Wind Watch |
| Area(s): | Cody Foothills |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-26 @ 9:00 pm |
| Onset: | 2026-02-26 @ 9:00 am -> 2026-02-26 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Watch issued February 25 at 11:41AM MST until February 26 at 8:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...Cody Foothills. * WHEN...From Thursday morning through Thursday evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds are forecast to occur in area from Cody to Clark. |
| Alert: | High Wind Warning |
| Area(s): | South Lincoln County; Rock Springs and Green River; Flaming Gorge; East Sweetwater County |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Warning issued February 25 at 11:41AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 30 to 35 mph with gusts up to 65 mph possible across Sweetwater County; West winds of 25 to 30 mph with gusts up to 60 mph possible across southern Lincoln County. * WHERE...East Sweetwater County, Flaming Gorge, Rock Springs and Green River, and South Lincoln County. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds are expected to occur in an area roughly from Green River and Rock Springs to Point of Rocks, including I-80. |
| Alert: | High Wind Warning |
| Area(s): | Green Mountains and Rattlesnake Range; Natrona County Lower Elevations |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Warning issued February 25 at 11:41AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph across lower elevations of Natrona County; West winds 30 to 40 mph with gusts up to 70 mph across the Green Mountains and Rattlesnake Range. * WHERE...Green Mountains and Rattlesnake Range and Natrona County Lower Elevations. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest wind gusts are expected to occur along Wyoming Highway 287 from Jeffery City to Muddy Gap, as well as Highway 258 on the south side of Casper. |
| Alert: | High Wind Warning |
| Area(s): | Wind River Mountains East; Upper Wind River Basin |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-25 @ 12:41 pm -> 2026-02-25 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Warning issued February 25 at 11:41AM MST until February 25 at 8:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts 65 to 75 mph expected. * WHERE...Upper Wind River Basin and Wind River Mountains East. * WHEN...Until 8 PM MST this evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles traveling Wyoming Highway 28 around Red Canyon. |
| Alert: | High Wind Watch |
| Area(s): | Absaroka Mountains |
| Effective: | 2026-02-25 @ 12:41 pm -> 2026-02-27 @ 9:00 pm |
| Onset: | 2026-02-26 @ 9:00 am -> 2026-02-26 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-25 @ 12:41 pm |
| Headline: | High Wind Watch issued February 25 at 11:41AM MST until February 27 at 8:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 70 mph possible. * WHERE...Absaroka Mountains. * WHEN...From Thursday morning through Friday evening. * IMPACTS...Travel could be difficult. |
| Alert: | Winter Storm Warning |
| Area(s): | Sierra Madre Range; Snowy Range |
| Effective: | 2026-02-25 @ 12:40 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 12:40 pm -> 2026-02-25 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-25 @ 12:40 pm |
| Headline: | Winter Storm Warning issued February 25 at 11:40AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds gusting as high as 70 mph. * WHERE...Sierra Madre Range and Snowy Range. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Outdoor recreation could become life threatening to those caught unprepared for severe winter conditions. Hikers and snowmobilers may easily become disoriented. Frostbite and hypothermia can develop quickly. Travel could be very difficult. |
| Alert: | Avalanche Warning |
| Area(s): | Star Valley; Salt River and Wyoming Ranges |
| Effective: | 2026-02-24 @ 9:07 pm |
| Onset: | 2026-02-24 @ 9:07 pm -> 2026-02-25 @ 11:00 pm |
| Severity: | Unknown |
| Certainty: | Unknown |
| Urgency: | Unknown |
| Issued By: | NWS Riverton WY on 2026-02-24 @ 9:07 pm |
| Headline: | Avalanche Warning issued February 24 at 8:07PM MST by NWS Riverton WY |
| Description: |
AVWRIW * WHAT...High avalanche danger has developed due to heavy rates of snowfall and intense wind. * WHERE...The mountains of Western Wyoming including the Tetons, Snake River, Salt River, and Wyoming Ranges. The mountains of southeast Idaho including the Snake River Range, Caribou Range, and Big Holes. * WHEN...In effect from Tue 22:00 MST to Wed 22:00 MST. * IMPACTS...Heavy snowfall combined with strong wind will create widespread areas of unstable snow and overload buried weak layers. Natural and human-triggered avalanches will be very likely across all aspects above 7,000' for backcountry recreationalists. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions. Travel in avalanche terrain is not recommended. Gentle terrain below large avalanche paths could be impacted. Consult http://bridgertetonavalanchecenter.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center. Consult bridgertetonavalanchecenter.org or avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center. |