Cheyenne, Wyoming

Regional Weather Alerts


     

Alert: High Wind Warning
Area(s): Green Mountains and Rattlesnake Range; Natrona County Lower Elevations; Casper Mountain; Rock Springs and Green River; Flaming Gorge; East Sweetwater County
Effective: 2025-12-10 @ 1:11 pm -> 2025-12-11 @ 6:00 am
Onset: 2025-12-10 @ 1:11 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-12-10 @ 1:11 pm
Headline: High Wind Warning issued December 10 at 12:11PM MST until December 11 at 5:00AM MST by NWS Riverton WY
Description: * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph. Brief
isolated gusts of 60 mph or more cannot be ruled out at times
especially in wind prone locations.

* WHERE...Casper Mountain, Green Mountains and Rattlesnake Range,
Natrona County Lower Elevations, East Sweetwater County, Flaming
Gorge, and Rock Springs and Green River.

* WHEN...Until 5 AM MST Thursday.

* IMPACTS...Travel will be difficult, especially for high profile
vehicles.

Alert: Winter Weather Advisory
Area(s): Bighorn Mountains West
Effective: 2025-12-10 @ 1:11 pm -> 2025-12-10 @ 6:00 pm
Onset: 2025-12-10 @ 1:11 pm -> 2025-12-10 @ 6:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-12-10 @ 1:11 pm
Headline: Winter Weather Advisory issued December 10 at 12:11PM MST until December 10 at 5:00PM MST by NWS Riverton WY
Description: * WHAT...Snow. Additional snow accumulations up to 3 inches mainly
across the northern portion of the Bighorns. Winds gusting as high
as 45 mph.

* WHERE...Bighorn Mountains West.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Travel could be difficult across Powder River and
Granite Passes. Blowing and drifting of snow is possible.
Backcountry travel is not advised.

Alert: High Wind Watch
Area(s): Converse County Lower Elevations
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Watch issued December 10 at 12:00PM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 25 to 35 mph with gusts up to 65 mph possible.

* WHERE...Converse County Lower Elevations.

* WHEN...Through Thursday 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 Watch
Area(s): East Laramie County
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-11 @ 6:00 am -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Watch issued December 10 at 12:00PM MST until December 11 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.

* WHEN...From late tonight through Thursday 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): North Snowy Range Foothills; South Laramie Range
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Warning issued December 10 at 12:00PM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 50 mph with gusts up to 80 mph.

* WHERE...North Snowy Range Foothills and South Laramie Range.

* WHEN...Until 5 AM MST Friday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

* ADDITIONAL DETAILS...This will be a long duration wind event. Wind
gusts exceeding 60 mph are expected periodically through Friday
morning. Certain time periods will have the potential for gusts of
up to 90 mph, but this threat will not be present for the entire
time period.

Alert: High Wind Watch
Area(s): Shirley Basin
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Watch issued December 10 at 12:00PM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible.

* WHERE...Shirley Basin.

* WHEN...Through Thursday 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): East Platte County; Central Laramie County
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Warning issued December 10 at 12:00PM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 35 to 45 mph with gusts up to 75 mph expected.

* WHERE...Central Laramie County and East Platte County.

* WHEN...Until 5 PM 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): Ferris/Seminoe/Shirley Mountains; Central Carbon County
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Warning issued December 10 at 12:00PM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph
expected.

* WHERE...Central Carbon County and Ferris/Seminoe/Shirley Mountains.

* WHEN...Until 5 PM 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...Occasional breaks or lulls in the winds are
anticipated.

Alert: High Wind Warning
Area(s): Central Laramie Range and Southwest Platte County; South Laramie Range Foothills
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-12 @ 1:00 am
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Warning issued December 10 at 12:00PM MST until December 12 at 12:00AM MST by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 50 mph with gusts up to 80 mph expected.

* WHERE...Bordeaux area along Interstate 25 between Chugwater and
Wheatland, and South Laramie Range Foothills.

* WHEN...Until midnight MST Thursday Night.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.

* ADDITIONAL DETAILS...Occasional breaks or lulls in the winds are
anticipated.

Alert: High Wind Warning
Area(s): Upper North Platte River Basin; Laramie Valley
Effective: 2025-12-10 @ 1:00 pm -> 2025-12-12 @ 6:00 am
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-11 @ 6:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-12-10 @ 1:00 pm
Headline: High Wind Warning issued December 10 at 12:00PM MST until December 12 at 5:00AM MST by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 45 mph with gusts up to 70 mph expected.

* WHERE...Upper North Platte River Basin and Laramie Valley.

* WHEN...Until 5 PM 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...Occasional breaks or lulls in the winds are
anticipated.

Alert: Winter Weather Advisory
Area(s): Northeast Bighorn Mountains
Effective: 2025-12-10 @ 12:45 pm -> 2025-12-10 @ 6:00 pm
Onset: 2025-12-10 @ 12:45 pm -> 2025-12-10 @ 6:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2025-12-10 @ 12:45 pm
Headline: Winter Weather Advisory issued December 10 at 11:45AM MST until December 10 at 5:00PM MST by NWS Billings MT
Description: * WHAT...Snow. Additional snow accumulations up to 4 inches. Winds
gusting as high as 40 mph.

* WHERE...Northeast Bighorn Mountains.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Travel will be difficult on Highway 14 through the
Bighorns. Blowing snow may significantly reduce visibility. Outdoor
recreation will be impacted by wintry conditions.

Alert: Winter Weather Advisory
Area(s): Bighorn Canyon; Sheridan Foothills
Effective: 2025-12-10 @ 12:45 pm -> 2025-12-10 @ 6:00 pm
Onset: 2025-12-10 @ 12:45 pm -> 2025-12-10 @ 6:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2025-12-10 @ 12:45 pm
Headline: Winter Weather Advisory issued December 10 at 11:45AM MST until December 10 at 5:00PM MST by NWS Billings MT
Description: * WHAT...Mixed precipitation occurring. Additional snow accumulations
less than 1 inch. A glaze of ice is possible with freezing rain.

* WHERE...In Montana, Bighorn Canyon. In Wyoming, Sheridan Foothills.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Roads may become slick and hazardous today, including
Interstate 90 through Sheridan and over Aberdeen Hill.

Alert: High Wind Watch
Area(s): Converse County Lower Elevations
Effective: 2025-12-10 @ 3:40 am -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 1:00 pm -> 2025-12-10 @ 6:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-12-10 @ 3:40 am
Headline: High Wind Watch issued December 10 at 2:40AM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible.

* WHERE...Converse County Lower Elevations.

* WHEN...From noon MST today through Thursday 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 Watch
Area(s): Shirley Basin
Effective: 2025-12-10 @ 3:40 am -> 2025-12-11 @ 6:00 pm
Onset: 2025-12-10 @ 9:00 am -> 2025-12-10 @ 6:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-12-10 @ 3:40 am
Headline: High Wind Watch issued December 10 at 2:40AM MST until December 11 at 5:00PM MST by NWS Cheyenne WY
Description: * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible.

* WHERE...Shirley Basin.

* WHEN...From 8 AM MST this morning through Thursday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers.