Hazard Report Provided By forecast.weather.gov

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
115 PM MDT Sun Oct 26 2025

WYZ012-271300-
/O.CON.KRIW.WS.W.0011.000000T0000Z-251028T0000Z/
Teton and Gros Ventre Mountains-
115 PM MDT Sun Oct 26 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT MONDAY...

* WHAT...Heavy snow expected. Additional 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .

For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .

&&

$$

Hazardous Weather Outlook
National Weather Service Riverton WY
256 AM MDT Mon Oct 27 2025

WYZ001>020-022>030-281300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
256 AM MDT Mon Oct 27 2025

...Winter Storm Warnings and Winter Weather Advisories in effect
through this afternoon for western and northern mountain ranges...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Gusty northwest winds develop this morning and continue through the
day. Some areas may gust above 50 mph at times.

Winter weather continues for northwest mountains and the Bighorn
Range through this evening. An additional 3 to 6 inches of snow is
expected.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Cold temperatures Tuesday night with lows in the teens and lower 20s.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

Hazard Report Provided By forecast.weather.gov