Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | High Wind Watch |
| Area(s): | Upper Wind River Basin; Wind River Basin; Lander Foothills |
| Effective: | 2026-02-16 @ 2:32 am -> 2026-02-17 @ 6:00 pm |
| Onset: | 2026-02-17 @ 3:00 am -> 2026-02-16 @ 6:15 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-16 @ 2:32 am |
| Headline: | High Wind Watch issued February 16 at 1:32AM MST until February 17 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Lander Foothills, Upper Wind River Basin, and Wind River Basin. * WHEN...From late tonight through Tuesday afternoon. * IMPACTS...Travel could be difficult, especially for high profile vehicles. Strong wind combined with low humidity could bring elevated fire behavior. |
| Alert: | High Wind Watch |
| Area(s): | Green Mountains and Rattlesnake Range; Natrona County Lower Elevations; East Sweetwater County |
| Effective: | 2026-02-16 @ 2:32 am -> 2026-02-17 @ 8:00 pm |
| Onset: | 2026-02-17 @ 12:00 am -> 2026-02-16 @ 6:15 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-16 @ 2:32 am |
| Headline: | High Wind Watch issued February 16 at 1:32AM MST until February 17 at 7:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Green Mountains and Rattlesnake Range, Natrona County Lower Elevations, and East Sweetwater County. * WHEN...From this evening through Tuesday evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles. Strong wind combined with low humidity could bring elevated fire behavior. |
| Alert: | Red Flag Warning |
| Area(s): | Natrona County/Casper BLM; Johnson County/Casper BLM |
| Effective: | 2026-02-16 @ 2:25 am -> 2026-02-16 @ 6:00 pm |
| Onset: | 2026-02-16 @ 2:25 am -> 2026-02-16 @ 6:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-16 @ 2:25 am |
| Headline: | Red Flag Warning issued February 16 at 1:25AM MST until February 16 at 5:00PM MST by NWS Riverton WY |
| Description: |
* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....280. In North Central WY Fire Zone....281. * COUNTIES AFFECTED: In Central WY...Natrona. In North Central WY...Johnson. * WIND: Southwest 15 to 25 mph with gusts up to 35 mph. * HUMIDITY: 16 to 20 percent. * TEMPERATURES: Highs in the upper 50s. |
| Alert: | Winter Weather Advisory |
| Area(s): | Yellowstone National Park |
| Effective: | 2026-02-16 @ 2:21 am -> 2026-02-17 @ 6:00 pm |
| Onset: | 2026-02-17 @ 12:00 am -> 2026-02-16 @ 6:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-16 @ 2:21 am |
| Headline: | Winter Weather Advisory issued February 16 at 1:21AM MST until February 17 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 3 and 6 inches across much of the area, with higher amounts 7 to 11 inches over Pitchstone Plateau of southwest Yellowstone. Accumulations up to 2 inches around Mammoth. Winds gusting as high as 45 mph. * WHERE...Yellowstone National Park. * WHEN...From 11 PM this evening to 5 PM MST Tuesday. * IMPACTS...Backcountry travel will be difficult. |
| Alert: | Winter Weather Advisory |
| Area(s): | Teton and Gros Ventre Mountains; Wind River Mountains West; Salt River and Wyoming Ranges |
| Effective: | 2026-02-16 @ 2:21 am -> 2026-02-17 @ 6:00 pm |
| Onset: | 2026-02-17 @ 12:00 am -> 2026-02-16 @ 6:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-16 @ 2:21 am |
| Headline: | Winter Weather Advisory issued February 16 at 1:21AM MST until February 17 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 5 and 10 inches. Winds gusting as high as 55 mph. * WHERE...Wind River Mountains West, Teton and Gros Ventre Mountains, and Salt River and Wyoming Ranges. * WHEN...From 11 PM this evening to 5 PM MST Tuesday. * IMPACTS...Travel could be difficult due to a combination of falling snow and gusty winds. The hazardous conditions could impact the Tuesday morning and evening commutes, especially for mountain passes like Teton, Togwotee, and South Passes. * ADDITIONAL DETAILS...Snow accumulations 4 to 8 inches for Teton and Togwotee Passes and 2 to 5 inches for South Pass. |
| Alert: | High Wind Warning |
| Area(s): | Converse County Lower Elevations; Central Laramie Range and Southwest Platte County; East Platte County; Laramie Valley |
| Effective: | 2026-02-16 @ 1:51 am -> 2026-02-18 @ 12:00 am |
| Onset: | 2026-02-17 @ 6:00 am -> 2026-02-16 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:51 am |
| Headline: | High Wind Warning issued February 16 at 12:51AM MST until February 17 at 11:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Southwest winds 35 to 50 mph with gusts around 70 mph. * WHERE...Bordeaux area along Interstate 25 between Chugwater and Wheatland, Converse County Lower Elevations, East Platte County, and Laramie Valley. * WHEN...From 5 AM to 11 PM MST Tuesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. Localized property damage is possible. |
| Alert: | High Wind Watch |
| Area(s): | South Laramie Range; South Laramie Range Foothills; Central Laramie County |
| Effective: | 2026-02-16 @ 1:51 am -> 2026-02-18 @ 12:00 am |
| Onset: | 2026-02-17 @ 6:00 am -> 2026-02-16 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:51 am |
| Headline: | High Wind Watch issued February 16 at 12:51AM MST until February 17 at 11:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie, and Central Laramie County. * WHEN...From late tonight through Tuesday 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; Central Carbon County |
| Effective: | 2026-02-16 @ 1:51 am -> 2026-02-17 @ 9:00 pm |
| Onset: | 2026-02-16 @ 6:00 pm -> 2026-02-16 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:51 am |
| Headline: | High Wind Warning issued February 16 at 12:51AM MST until February 17 at 8:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Southwest winds 30 to 45 mph with gusts up to 70 mph. * WHERE...Central Carbon County and Ferris/Seminoe/Shirley Mountains. * WHEN...From 5 PM this afternoon to 8 PM MST Tuesday. * 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): | Shirley Basin; North Snowy Range Foothills; Southwest Carbon County; Upper North Platte River Basin |
| Effective: | 2026-02-16 @ 1:51 am -> 2026-02-17 @ 9:00 pm |
| Onset: | 2026-02-17 @ 3:00 am -> 2026-02-16 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:51 am |
| Headline: | High Wind Warning issued February 16 at 12:51AM MST until February 17 at 8:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Southwest winds 30 to 45 mph with gusts around 65 mph. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80, Southwest Carbon County, and Upper North Platte River Basin. * WHEN...From 2 AM to 8 PM MST Tuesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. * ADDITIONAL DETAILS...Some blowing and drifting snow is possible along Interstate 80 and portions of Interstate 25 Tuesday. Blowing snow may result in visibilities below one mile at times. |
| Alert: | High Wind Watch |
| Area(s): | Banner; Kimball; North Sioux; Niobrara County; Goshen County; East Laramie County |
| Effective: | 2026-02-16 @ 1:51 am -> 2026-02-17 @ 7:00 pm |
| Onset: | 2026-02-17 @ 10:00 am -> 2026-02-16 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:51 am |
| Headline: | High Wind Watch issued February 16 at 12:51AM MST until February 17 at 6:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...In Nebraska, Banner County, Kimball County, and Northern Sioux County. In Wyoming, Niobrara County, East Laramie County, and Goshen County. * WHEN...From Tuesday morning through Tuesday afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |
| 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; 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: | 2026-02-16 @ 1:35 am -> 2026-02-17 @ 7:00 pm |
| Onset: | 2026-02-17 @ 6:00 am -> 2026-02-16 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:35 am |
| Headline: | Fire Weather Watch issued February 16 at 12:35AM MST until February 17 at 6:00PM MST by NWS Cheyenne WY |
| Description: |
The National Weather Service in Cheyenne has issued a Fire Weather Watch, which is in effect from late tonight through Tuesday afternoon. * AFFECTED AREA...Fire weather zone 434, 435, 436, 437, 417, 418, 430, 431, 432, and 433. * WIND...In the morning, southwest winds 10 to 20 MPH with gusts up to 30 MPH becoming west 25 to 40 MPH with gusts up to 65 MPH possible in the late morning and afternoon. * HUMIDITY...13 to 20 percent. Very low humidity recoveries possible early in the morning. * HIGHEST THREAT...Just east of the Laramie Range across southeast Wyoming and the Interstate 25 corridor. Very low humidity recoveries for this time of the year are expected as winds quickly increase above criteria, as early as 600 AM. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Winter Storm Warning |
| Area(s): | Sierra Madre Range |
| Effective: | 2026-02-16 @ 1:28 am -> 2026-02-19 @ 6:00 am |
| Onset: | 2026-02-17 @ 6:00 am -> 2026-02-16 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:28 am |
| Headline: | Winter Storm Warning issued February 16 at 12:28AM MST until February 19 at 5:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Periods of heavy snow expected with blowing snow. Total snow accumulations between 1 to 3 feet through Thursday morning. Winds gusting as high as 60 mph. * WHERE...Sierra Madre Range. * WHEN...From 5 AM Tuesday to 5 AM MST Thursday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow at times. 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. |
| Alert: | Winter Storm Watch |
| Area(s): | Snowy Range |
| Effective: | 2026-02-16 @ 1:28 am -> 2026-02-19 @ 6:00 am |
| Onset: | 2026-02-17 @ 6:00 am -> 2026-02-16 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-02-16 @ 1:28 am |
| Headline: | Winter Storm Watch issued February 16 at 12:28AM MST until February 19 at 5:00AM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Heavy snow possible with some blowing snow. Total snow accumulations between 12 and 18 inches. Winds could gust as high as 60 mph. * WHERE...Sierra Madre Range and Snowy Range. * WHEN...From late tonight through late Wednesday night. * IMPACTS...Poor visibility expected in falling and blowing snow. 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. |
| Alert: | Fire Weather Watch |
| Area(s): | Central Black Hills; Southern Black Hills; Fall River County Area; Eastern Foot Hills; Custer County Plains; Pine Ridge Area; West Central Plains; Haakon County Area; Badlands Area; Bennett County Area; Mellette and Todd Counties; Tripp County; Southern Campbell; Weston County Plains |
| Effective: | 2026-02-15 @ 10:30 pm -> 2026-02-17 @ 7:00 pm |
| Onset: | 2026-02-17 @ 12:00 pm -> 2026-02-16 @ 1:30 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Rapid City SD on 2026-02-15 @ 10:30 pm |
| Headline: | Fire Weather Watch issued February 15 at 9:30PM MST until February 17 at 6:00PM MST by NWS Rapid City SD |
| Description: |
...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE TUESDAY... .Very dry air will spread across the region Tuesday, with RH's expected into the mid to lower teens. In addition, strong gusty westerly winds will develop with some areas seeing gusts over 50 mph, especially portions of northeast WY and far southwest SD. The combination of receptive fuels, strong gusty winds, and very low RH would support critical fire weather conditions. The National Weather Service in Rapid City has issued a Fire Weather Watch for gusty winds and low relative humidity, which is in effect from Tuesday morning through Tuesday afternoon. * AFFECTED AREA...Fire Weather Zones 315 Southern Campbell, 317 Weston County Plains, 320 Central Black Hills, 321 Southern Black Hills, 322 Fall River County Area, 324 Eastern Foot Hills, 325 Custer County Plains, 326 Pine Ridge Area, 329 West Central Plains, 331 Haakon County Area, 332 Badlands Area, 333 Bennett County Area, 334 Mellette and Todd Counties and 335 Tripp County. * WINDS...West 25 to 35 mph with gusts up to 55 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...The combination of gusty winds and low relative humidity would produce critical fire weather conditions. |
| Alert: | High Wind Watch |
| Area(s): | Southern Foothills; Southern Black Hills; Western Fall River; Eastern Fall River; Southern Oglala Lakota; Southern Campbell; Weston County Plains; Newcastle |
| Effective: | 2026-02-15 @ 10:24 pm -> 2026-02-17 @ 7:00 pm |
| Onset: | 2026-02-17 @ 10:00 am -> 2026-02-16 @ 1:30 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Rapid City SD on 2026-02-15 @ 10:24 pm |
| Headline: | High Wind Watch issued February 15 at 9:24PM MST until February 17 at 6:00PM MST by NWS Rapid City SD |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Southern Oglala Lakota County, including portions of the Pine Ridge Reservation, Southern Foothills, Southern Black Hills, Western Fall River, Eastern Fall River, Southern Campbell, Weston County Plains, and Newcastle. * WHEN...From Tuesday morning through Tuesday afternoon. * IMPACTS...The high winds may damage roofs, small outbuildings, and signs. Power outages are possible. Travel could be difficult, especially for high profile vehicles. |