Cheyenne, Wyoming

Regional Weather Alerts


     

Alert: Winter Weather Advisory
Area(s): Sierra Madre Range; Snowy Range
Effective: 2025-10-26 @ 3:27 am -> 2025-10-27 @ 1:00 pm
Onset: 2025-10-27 @ 1:00 am -> 2025-10-26 @ 7:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Cheyenne WY on 2025-10-26 @ 3:27 am
Headline: Winter Weather Advisory issued October 26 at 2:27AM MDT until October 27 at 12:00PM MDT by NWS Cheyenne WY
Description: * WHAT...Snow expected. Total snow accumulations up to 6 to 8
inches. Winds gusting as high as 50 mph.

* WHERE...Sierra Madre Range and Snowy Range.

* WHEN...From midnight tonight to noon MDT Monday.

* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Monday morning commute. Gusty winds
could bring down tree branches.

Alert: High Wind Watch
Area(s): Central Laramie Range and Southwest Platte County
Effective: 2025-10-26 @ 3:26 am -> 2025-10-27 @ 7:00 pm
Onset: 2025-10-27 @ 7:00 am -> 2025-10-26 @ 7:00 pm
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Cheyenne WY on 2025-10-26 @ 3:26 am
Headline: High Wind Watch issued October 26 at 2:26AM MDT until October 27 at 6:00PM MDT 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 Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Strong cross winds will be
hazardous to light weight or high profile vehicles, including
campers and tractor trailers. There will be a high risk for
vehicle blow overs, particularly along north to south oriented
roadways.

Alert: Winter Weather Advisory
Area(s): Absaroka Mountains
Effective: 2025-10-26 @ 2:28 am -> 2025-10-27 @ 1:00 pm
Onset: 2025-10-26 @ 2:28 am -> 2025-10-26 @ 9:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-10-26 @ 2:28 am
Headline: Winter Weather Advisory issued October 26 at 1:28AM MDT until October 27 at 12:00PM MDT by NWS Riverton WY
Description: * WHAT...Snow expected. Total snow accumulations between 6 and 12
inches for elevations above 9,000 ft with lesser amounts across
lower terrain. Winds gusting as high as 60 mph.

* WHERE...Absaroka Mountains.

* WHEN...Until noon MDT Monday.

* IMPACTS...Travel could be very difficult along mountain roads.

Alert: Winter Weather Advisory
Area(s): Wind River Mountains West; Wind River Mountains East
Effective: 2025-10-26 @ 2:28 am -> 2025-10-27 @ 1:00 pm
Onset: 2025-10-26 @ 2:28 am -> 2025-10-26 @ 9:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-10-26 @ 2:28 am
Headline: Winter Weather Advisory issued October 26 at 1:28AM MDT until October 27 at 12:00PM MDT by NWS Riverton WY
Description: * WHAT...Snow expected. Total snow accumulations of 12 to 18 inches
above 10,000 ft and 6 to 12 inches between 9,000 ft and 10,000 ft.
Generally less than 6 inches of snow expected below 9,000 ft.
Winds gusting as high as 60 mph.

* WHERE...Wind River Mountains East and Wind River Mountains West.

* WHEN...Until noon MDT Monday.

* IMPACTS...Travel could be very difficult along mountain roads.

* ADDITIONAL DETAILS...4 to 8 inches of snow is expected across
Union Pass. 2 to 4 inches is expected across South Pass.

Alert: Winter Weather Advisory
Area(s): Salt River and Wyoming Ranges
Effective: 2025-10-26 @ 2:28 am -> 2025-10-27 @ 1:00 pm
Onset: 2025-10-26 @ 2:28 am -> 2025-10-26 @ 9:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-10-26 @ 2:28 am
Headline: Winter Weather Advisory issued October 26 at 1:28AM MDT until October 27 at 12:00PM MDT by NWS Riverton WY
Description: * WHAT...Snow expected. Total snow accumulations between 6 and 14
inches above 8,000 ft with lesser amounts across lower terrain.
Winds gusting as high as 45 mph.

* WHERE...Salt River and Wyoming Ranges.

* WHEN...Until noon MDT Monday.

* IMPACTS...Travel could be very difficult along mountain roads.

* ADDITIONAL DETAILS...2 to 5 inches of snow is expected across Salt
River Pass.

Alert: Winter Storm Warning
Area(s): Yellowstone National Park
Effective: 2025-10-26 @ 2:28 am -> 2025-10-27 @ 7:00 pm
Onset: 2025-10-26 @ 2:28 am -> 2025-10-26 @ 9:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-10-26 @ 2:28 am
Headline: Winter Storm Warning issued October 26 at 1:28AM MDT until October 27 at 6:00PM MDT by NWS Riverton WY
Description: * WHAT...Heavy snow expected. Total snow accumulations between 6 and
12 inches, with higher amounts up to 15 inches for the Southern
Entrance. Winds gusting as high as 45 mph.

* WHERE...Yellowstone National Park.

* WHEN...Until 6 PM MDT Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be very difficult.

* ADDITIONAL DETAILS...Only 1 to 3 inches of snow is expected at
Mammoth.

Alert: Winter Storm Warning
Area(s): Teton and Gros Ventre Mountains
Effective: 2025-10-26 @ 2:28 am -> 2025-10-27 @ 7:00 pm
Onset: 2025-10-26 @ 2:28 am -> 2025-10-26 @ 9:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2025-10-26 @ 2:28 am
Headline: Winter Storm Warning issued October 26 at 1:28AM MDT until October 27 at 6:00PM MDT by NWS Riverton WY
Description: * WHAT...Heavy snow expected. Total snow accumulations between 10
and 18 inches. Winds gusting as high as 40 mph.

* WHERE...Teton and Gros Ventre Mountains.

* WHEN...Until 6 PM MDT Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous, especially across Teton and
Togwotee Passes. Travel could be very difficult.