Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Winter Weather Advisory |
| Area(s): | Sierra Madre Range; Snowy Range |
| Effective: | 2026-02-24 @ 1:31 am -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 3:00 pm -> 2026-02-24 @ 4:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:31 am |
| Headline: | Winter Weather Advisory issued February 24 at 12:31AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...Snow expected. Snow accumulations 8 to 16 inches. Locally higher amounts around 20 inches possible above 10000 feet. Winds gusting as high as 70 mph. Strong winds will lead to poor visibility is blowing snow. * WHERE...Sierra Madre Range and Snowy Range. * WHEN...From 2 PM this afternoon to 5 PM MST Wednesday. * IMPACTS...Outdoor recreation could become dangerous to those caught unprepared for hazardous winter conditions. Hunters, hikers, and snowmobilers may become disoriented and lost due to low visibility in falling and blowing snow. Travel could be very difficult to impossible. |
| Alert: | High Wind Warning |
| Area(s): | East Platte County |
| Effective: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM MST until February 25 at 9:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...East Platte County. * WHEN...From 5 AM early this morning to 9 PM MST Wednesday. * 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 Laramie County |
| Effective: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 3:00 pm -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected, especially Wednesday. * WHERE...East Laramie County. * WHEN...From 2 PM this afternoon to 5 PM MST Wednesday. A lull in the strongest winds expected tonight where west winds may drop below 25 MPH for several hours. * 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): | Goshen County |
| Effective: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 12:00 pm -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Watch issued February 24 at 12:29AM MST until February 25 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...East Laramie County and Goshen County. * WHEN...From 11 AM MST this morning through Wednesday 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): | Central Laramie Range and Southwest Platte County |
| Effective: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-24 @ 1:29 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM MST until February 25 at 8:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 80 mph. * WHERE...Bordeaux area along Interstate 25 between Chugwater and Wheatland. * WHEN...Until 8 PM MST Wednesday. * 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: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-24 @ 1:29 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM MST until February 25 at 8:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph. * WHERE...South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie. * WHEN...Until 8 PM MST Wednesday. * 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: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-25 @ 6:00 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM 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 expected. * WHERE...Upper North Platte River Basin. * WHEN...From 5 AM to 8 PM MST Wednesday. * 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: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-24 @ 9:00 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM 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 expected. * WHERE...Central Laramie County. * WHEN...From 8 AM this morning to 9 PM MST Wednesday. A brief lull in the winds possible tonight. * 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): | North Snowy Range Foothills |
| Effective: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-24 @ 1:29 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM MST until February 25 at 9:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 75 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...Until 9 PM MST Wednesday. * 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: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM 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 expected. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, and Shirley Basin. * WHEN...From 5 AM early this morning to 9 PM MST Wednesday. * 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: | 2026-02-24 @ 1:29 am -> 2026-02-25 @ 10:00 pm |
| Onset: | 2026-02-24 @ 9:00 am -> 2026-02-24 @ 3:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2026-02-24 @ 1:29 am |
| Headline: | High Wind Warning issued February 24 at 12:29AM 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 expected. * WHERE...Laramie Valley. * WHEN...From 8 AM this morning to 9 PM MST Wednesday. * 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): | Sheridan Foothills |
| Effective: | 2026-02-23 @ 11:52 pm -> 2026-02-24 @ 9:00 am |
| Onset: | 2026-02-23 @ 11:52 pm -> 2026-02-24 @ 9:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-02-23 @ 11:52 pm |
| Headline: | High Wind Warning issued February 23 at 10:52PM MST until February 24 at 8:00AM MST by NWS Billings MT |
| Description: |
* WHAT...West winds with gusts up to 60 mph occuring. * WHERE...Sheridan Foothills. * WHEN...Until 8 AM MST Tuesday. * IMPACTS...Travel could be difficult, especially for high profile vehicles. Expect crosswinds to be sudden and erratic. * ADDITIONAL DETAILS...The strongest of the winds will be confined to locations directly up against the Bighorn Mountains such as Dayton, Big Horn, and Story. |
| Alert: | Winter Weather Advisory |
| Area(s): | Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains |
| Effective: | 2026-02-23 @ 11:31 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 12:00 am -> 2026-02-24 @ 11:45 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-02-23 @ 11:31 pm |
| Headline: | Winter Weather Advisory issued February 23 at 10:31PM MST until February 25 at 5:00PM MST by NWS Billings MT |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 5 and 12 inches. Winds gusting as high as 60 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Widespread blowing snow could significantly reduce visibility. Travel on US-14 will be hazardous. * ADDITIONAL DETAILS...Localized higher accumulations are possible on west facing aspects. |
| Alert: | High Wind Watch |
| Area(s): | Wind River Mountains East; Upper Wind River Basin |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-25 @ 9:00 pm |
| Onset: | 2026-02-25 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Watch issued February 23 at 11:56AM MST until February 25 at 8:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 75 mph expected over Red Canyon/South Pass; West-northwest winds 20 to 30 mph with gusts up to 60 mph expected near Dubois. * WHERE...Upper Wind River Basin and Wind River Mountains East. * WHEN...For the High Wind Warning, from 11 PM this evening to 5 PM MST Tuesday. For the High Wind Watch, from 5 AM MST Wednesday morning through 8 PM MST Wednesday evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles traveling Wyoming Highway 28 around Red Canyon and US20/26 near Dubois. * ADDITIONAL DETAILS...Wind gusts 50 to 60 mph are possible in Dubois and the surrounding valley, while gusts around Red Canyon near South Pass could see gusts around 75 mph. |
| Alert: | High Wind Watch |
| Area(s): | Green Mountains and Rattlesnake Range; Natrona County Lower Elevations |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 9:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Watch issued February 23 at 11:56AM 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...From 8 AM MST Wednesday morning through 5 PM MST Wednesday evening. * 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 Watch |
| Area(s): | Wind River Basin |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 9:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Watch issued February 23 at 11:56AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...Wind River Basin. * WHEN...From 8 AM MST Wednesday morning through 5PM MST Wednesday evening. * 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 Warning |
| Area(s): | Northeast Johnson County |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-24 @ 7:00 am |
| Onset: | 2026-02-23 @ 9:00 pm -> 2026-02-24 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Warning issued February 23 at 11:56AM MST until February 24 at 6:00AM MST by NWS Riverton WY |
| Description: |
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...Northeast Johnson County. * WHEN...From 8 PM this evening to 6 AM MST Tuesday. * IMPACTS...Sudden strong west winds could make travel difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...There is a 60 percent chance of strong winds to 60 mph, mainly for the area around Buffalo, including I-90. |
| Alert: | High Wind Watch |
| Area(s): | South Lincoln County; Rock Springs and Green River; Flaming Gorge; East Sweetwater County |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-25 @ 9:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Watch issued February 23 at 11:56AM 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...From 8 AM MST Wednesday morning through 5 PM MST Wednesday evening. * 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): | Cody Foothills |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-24 @ 7:00 am |
| Onset: | 2026-02-23 @ 3:00 pm -> 2026-02-24 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Warning issued February 23 at 11:56AM MST until February 24 at 6:00AM MST by NWS Riverton WY |
| Description: |
* WHAT...Southwest winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...Cody Foothills. * WHEN...From 2 PM this afternoon to 6 AM MST Tuesday. Areas near Clark will be impacted first, with areas west and southwest of Cody being impacted after 5PM. * IMPACTS...Travel could be difficult, especially for high profile vehicles traveling Wyoming Highway 120 to the north and south of Cody. * ADDITIONAL DETAILS...The strongest wind gusts occur around Clark and potentially in areas just south of Cody to Meeteetse Rim along Wyoming Highway 120. |
| Alert: | High Wind Warning |
| Area(s): | Absaroka Mountains |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-24 @ 12:00 pm |
| Onset: | 2026-02-23 @ 3:00 pm -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Warning issued February 23 at 11:56AM MST until February 24 at 11:00AM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Absaroka Mountains. * WHEN...Until 11 AM MST Tuesday. * IMPACTS...Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest wind gusts will occur over exposed ridges in the eastern half of the Absaroka Range and along Wyoming Highway 296 over Chief Joseph Pass. |
| Alert: | High Wind Warning |
| Area(s): | Wind River Mountains East; Upper Wind River Basin |
| Effective: | 2026-02-23 @ 12:56 pm -> 2026-02-24 @ 6:00 pm |
| Onset: | 2026-02-24 @ 12:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:56 pm |
| Headline: | High Wind Warning issued February 23 at 11:56AM MST until February 24 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 75 mph expected over Red Canyon/South Pass; West-northwest winds 20 to 30 mph with gusts up to 60 mph expected near Dubois. * WHERE...Upper Wind River Basin and Wind River Mountains East. * WHEN...For the High Wind Warning, from 11 PM this evening to 5 PM MST Tuesday. For the High Wind Watch, from 5 AM MST Wednesday morning through 8 PM MST Wednesday evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles traveling Wyoming Highway 28 around Red Canyon and US20/26 near Dubois. * ADDITIONAL DETAILS...Wind gusts 50 to 60 mph are possible in Dubois and the surrounding valley, while gusts around Red Canyon near South Pass could see gusts around 75 mph. |
| Alert: | Winter Storm Warning |
| Area(s): | Teton and Gros Ventre Mountains; Salt River and Wyoming Ranges |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Storm Warning issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow. Total snow accumulations 16 to 24 inches. Locally higher amounts up to 4 feet possible in the Tetons. West wind frequently gusting 25 to 35 mph Tuesday, increasing to 35 to 45 mph Wednesday. * WHERE...Teton and Gros Ventre Mountains and Salt River and Wyoming Ranges. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes. * ADDITIONAL DETAILS...Snowfall totals toward the southern half of the Salt River Range will range from 4 to 10 inches. |
| Alert: | Winter Storm Warning |
| Area(s): | Wind River Mountains West |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Storm Warning issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow expected. Total snow accumulations between 12 and 18 inches over the northern half of the range. 1 to 2 inches possible over South Pass Tuesday night into Wednesday morning. Winds gusting as high as 50 mph over South Pass Tuesday, increasing to 60 mph on Wednesday. * WHERE...Wind River Mountains West. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult over South Pass. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes. |
| Alert: | Winter Storm Warning |
| Area(s): | Yellowstone National Park |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Storm Warning issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow. Total snow accumulations 12 to 20 inches over the Pitchstone Plateau of southwest Yellowstone National Park. Locally higher amounts over 2 feet will be possible. 6 to 12 inches in central portions of Yellowstone, and between 1 and 4 inches in Lamar Valley and Mammoth. West wind 15 to 30 mph. * WHERE...Yellowstone National Park. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Backcountry travel will be very difficult. |
| Alert: | Winter Storm Warning |
| Area(s): | Absaroka Mountains |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Storm Warning issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow possible. Total snow accumulations 15 to 25 inches over the western half of the Absaroka Range, with 4 to 10 inches over the eastern half. West wind frequently gusting 35 to 45 mph. West winds gusting 60 to 70 mph will occur Wednesday, with the stronger gusts occurring on the east side of the range. * WHERE...Absaroka Mountains. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Travel will be very difficult. * ADDITIONAL DETAILS...A High Wind Warning is also in effect for the Absaroka Mountains through Tuesday morning due to stronger wind speeds expected in areas where snowfall will be not as heavy. |
| Alert: | Winter Weather Advisory |
| Area(s): | Jackson Hole |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Weather Advisory issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 3 and 8 inches. Highest totals are expected across the northern valley, from Moose to Moran Junction. Winds gusting as high as 45 mph. * WHERE...Jackson Hole. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday morning and evening commutes. * ADDITIONAL DETAILS...Precipitation will begin as snow Tuesday morning, but is expected to change over to rain by the afternoon and last through much of the night Tuesday night. Rain will then change back over to snow Wednesday morning. If precipitation rates are higher, snowfall totals will be higher. |
| Alert: | Winter Weather Advisory |
| Area(s): | Bighorn Mountains West; Bighorn Mountains Southeast |
| Effective: | 2026-02-23 @ 12:49 pm -> 2026-02-25 @ 6:00 pm |
| Onset: | 2026-02-24 @ 6:00 am -> 2026-02-24 @ 8:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2026-02-23 @ 12:49 pm |
| Headline: | Winter Weather Advisory issued February 23 at 11:49AM MST until February 25 at 5:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 8 and 15 inches across the north half of the range, from about Powder River Pass and north. Isolated accumulation up to 2 feet is possible for the highest elevations. Winds gusting as high as 40 mph Tuesday afternoon, with gusts up to 60 mph Wednesday afternoon. * WHERE...Bighorn Mountains Southeast and Bighorn Mountains West. * WHEN...From 5 AM Tuesday to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. |