Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1236 PM MDT Sun Oct 5 2025
WYZ002-015-060000-
/O.CON.KRIW.WW.Y.0026.000000T0000Z-251006T0000Z/
Absaroka Mountains-Wind River Mountains East-
1236 PM MDT Sun Oct 5 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...Snow. Additional snow accumulations of 5 to 9 inches above
9500 feet, and additional accumulations of a trace to 5 inches
between 8000 and 9500 feet.
* WHERE...Wind River Mountains East and Absaroka Mountains.
* WHEN...Until 6 PM MDT this evening.
* IMPACTS...Travel could be difficult at times, especially over
mountain passes and roads.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1236 PM MDT Sun Oct 5 2025
WYZ008-009-060500-
/O.EXT.KRIW.WW.Y.0026.000000T0000Z-251006T0500Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
1236 PM MDT Sun Oct 5 2025
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Snow. Additional snow accumulations 3 to 6 inches between
7000 and 9500 feet, with an additional 6 to 8 inches above 9500
feet.
* WHERE...Bighorn Mountains Southeast and Bighorn Mountains West.
* WHEN...Until 11 PM MDT this evening.
* IMPACTS...Travel could be difficult at times especially along US
14 over Granite Pass and US 16 over Powder River Pass.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1236 PM MDT Sun Oct 5 2025
WYZ012-060000-
/O.CON.KRIW.WW.Y.0026.000000T0000Z-251006T0000Z/
Teton and Gros Ventre Mountains-
1236 PM MDT Sun Oct 5 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...Snow. Additional snow accumulations of 2 to 5 inches above
9000 feet. An additional 3 to 5 inches on Togwotee Pass.
* WHERE...Teton and Gros Ventre Mountains.
* WHEN...Until 6 PM MDT this evening.
* IMPACTS...Travel could be difficult at times over mountain passes,
like Teton and Togwotee Passes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
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.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Wittmann
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
337 AM MDT Sun Oct 5 2025
MTZ171-WYZ198-060600-
/O.CON.KBYZ.WW.Y.0034.000000T0000Z-251006T0600Z/
Pryor/Northern Bighorn Mountains-Northeast Bighorn Mountains-
Including the locations of Burgess Jct and Story
337 AM MDT Sun Oct 5 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...
* WHAT...Periods of snow. Additional snow accumulations between 5
and 10 inches. Winds gusting as high as 35 mph.
* WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming,
Northeast Bighorn Mountains.
* WHEN...Until midnight MDT tonight.
* IMPACTS...Recreation in the high country will be impacted by heavy
accumulating snow. Expect travel impacts on US-14 and US-14A
through Burgess Junction.
* ADDITIONAL DETAILS...Heaviest snow accumulations will occur above
8000 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Lester
