Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | High Wind Warning |
| Area(s): | Absaroka Mountains |
| Effective: | 2025-12-15 @ 2:19 pm -> 2025-12-17 @ 2:00 am |
| Onset: | 2025-12-16 @ 2:00 am -> 2025-12-16 @ 8:15 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 2:19 pm |
| Headline: | High Wind Warning issued December 15 at 1:19PM MST until December 17 at 1:00AM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 40 mph with gusts up to 75 mph expected. Strongest winds will be on the eastern slopes, with isolated gusts around 80 mph. * WHERE...Absaroka Mountains. * WHEN...From 1 AM Tuesday to 1 AM MST Wednesday. * IMPACTS...Strong winds could blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. |
| Alert: | High Wind Watch |
| Area(s): | Green Mountains and Rattlesnake Range; Natrona County Lower Elevations; Casper Mountain |
| Effective: | 2025-12-15 @ 2:19 pm -> 2025-12-18 @ 12:00 am |
| Onset: | 2025-12-17 @ 2:00 am -> 2025-12-16 @ 8:15 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 2:19 pm |
| Headline: | High Wind Watch issued December 15 at 1:19PM MST until December 17 at 11:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West to southwest winds 35 to 45 mph with gusts up to 70 mph possible. * WHERE...Casper Mountain, Green Mountains and Rattlesnake Range, and Natrona County Lower Elevations. * WHEN...From late Tuesday night through Wednesday evening. * IMPACTS...Strong winds could blow down trees and power lines. Travel may be difficult, especially for high profile vehicles. |
| Alert: | High Wind Watch |
| Area(s): | Southeast Johnson County; Upper Green River Basin Foothills; Upper Green River Basin; South Lincoln County; Rock Springs and Green River; Flaming Gorge; East Sweetwater County |
| Effective: | 2025-12-15 @ 2:19 pm -> 2025-12-18 @ 12:00 am |
| Onset: | 2025-12-17 @ 6:00 am -> 2025-12-16 @ 8:15 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 2:19 pm |
| Headline: | High Wind Watch issued December 15 at 1:19PM MST until December 17 at 11:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Southeast Johnson County, East Sweetwater County, Flaming Gorge, Rock Springs and Green River, South Lincoln County, Upper Green River Basin, and Upper Green River Basin Foothills. * WHEN...From late Tuesday night through Wednesday evening. * IMPACTS...Strong winds could blow down trees and power lines. Travel may be difficult, especially for high profile vehicles. |
| Alert: | High Wind Watch |
| Area(s): | Upper Wind River Basin |
| Effective: | 2025-12-15 @ 2:19 pm -> 2025-12-18 @ 12:00 am |
| Onset: | 2025-12-17 @ 6:00 am -> 2025-12-16 @ 8:15 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 2:19 pm |
| Headline: | High Wind Watch issued December 15 at 1:19PM MST until December 17 at 11:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts up to 70 mph possible. * WHERE...Upper Wind River Basin. * WHEN...From late Tuesday night through Wednesday evening. * IMPACTS...Strong winds could blow down trees and power lines. Travel may be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Snow is possible starting Wednesday morning, continuing into the evening. Accumulations around Dubois will be around half an inch. |
| Alert: | High Wind Warning |
| Area(s): | Cody Foothills |
| Effective: | 2025-12-15 @ 2:19 pm -> 2025-12-18 @ 12:00 am |
| Onset: | 2025-12-16 @ 2:00 am -> 2025-12-16 @ 8:15 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 2:19 pm |
| Headline: | High Wind Warning issued December 15 at 1:19PM MST until December 17 at 11:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...West winds 25 to 40 mph with gusts up to 60 mph expected. * WHERE...Cody Foothills. * WHEN...From 1 AM Tuesday to 11 PM MST Wednesday. * IMPACTS...Strong winds could blow down trees and power lines. Travel may be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Strongest winds are most likely from the area of Cody to Clark, where gusts up to around 65 mph are possible. Downsloping winds from the Absaroka Mountains may bring sudden increases in winds. |
| Alert: | Winter Storm Watch |
| Area(s): | Yellowstone National Park; Absaroka Mountains; Teton and Gros Ventre Mountains; Wind River Mountains West; Wind River Mountains East; Salt River and Wyoming Ranges |
| Effective: | 2025-12-15 @ 1:58 pm -> 2025-12-18 @ 12:00 am |
| Onset: | 2025-12-17 @ 2:00 am -> 2025-12-16 @ 5:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Riverton WY on 2025-12-15 @ 1:58 pm |
| Headline: | Winter Storm Watch issued December 15 at 12:58PM MST until December 17 at 11:00PM MST by NWS Riverton WY |
| Description: |
* WHAT...Heavy snow possible. Total snow accumulations 6 to 10 inches above 8000 feet possible, with near 12 inches at the highest elevations. Widespread westerly winds gusting 40 to 60 mph, with isolated stronger winds. * WHERE...Portions of central, northwest, and west central Wyoming. * WHEN...From late Tuesday night through Wednesday evening. * IMPACTS...Travel will likely be very difficult, namely along mountain passes like Teton, Togwotee, and South Pass due to a combination of strong winds and falling snow reducing visibilities. * ADDITIONAL DETAILS...Areas of winds near 75 mph possible, especially for eastern mountain slopes, like the eastern Absaroka and Wind River Mountains. The heaviest snow occurs between about 1 AM and noon MST Wednesday. |
| Alert: | High Wind Warning |
| Area(s): | Central Laramie Range and Southwest Platte County |
| Effective: | 2025-12-15 @ 1:46 pm -> 2025-12-16 @ 1:00 pm |
| Onset: | 2025-12-15 @ 9:00 pm -> 2025-12-16 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2025-12-15 @ 1:46 pm |
| Headline: | High Wind Warning issued December 15 at 12:46PM MST until December 16 at 12:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Bordeaux area along Interstate 25 between Chugwater and Wheatland. * WHEN...From 8 PM this evening to noon 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): | North Snowy Range Foothills |
| Effective: | 2025-12-15 @ 1:46 pm -> 2025-12-16 @ 4:00 pm |
| Onset: | 2025-12-15 @ 6:00 pm -> 2025-12-16 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2025-12-15 @ 1:46 pm |
| Headline: | High Wind Warning issued December 15 at 12:46PM MST until December 16 at 3:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 35 to 45 mph with gusts around 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80. * WHEN...From 5 PM this afternoon to 3 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): | South Laramie Range; South Laramie Range Foothills |
| Effective: | 2025-12-15 @ 1:46 pm -> 2025-12-16 @ 6:00 pm |
| Onset: | 2025-12-15 @ 9:00 pm -> 2025-12-16 @ 6:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Cheyenne WY on 2025-12-15 @ 1:46 pm |
| Headline: | High Wind Warning issued December 15 at 12:46PM MST until December 16 at 5:00PM MST by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 30 to 45 mph with gusts around 65 mph possible. * WHERE...South Laramie Range and Foothills including the Interstate 80 Summit between Cheyenne and Laramie. * WHEN...From 8 PM this evening to 5 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. |