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Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1243 PM MDT Sat Oct 4 2025

WYZ008-009-051300-
/O.CON.KRIW.WW.Y.0026.251005T0000Z-251006T0000Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
1243 PM MDT Sat Oct 4 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT SUNDAY...

* WHAT...Heavy snow possible. Total snow accumulations of 6 to 12
  inches above 9000 feet with localized amounts around 15 inches in
  the highest peaks. Elevations between 7000 and 9000 feet can see
  total snow accumulations of a trace to 6 inches.

* WHERE...Bighorn Mountains Southeast and Bighorn Mountains West.

* WHEN...From 6 PM this evening to 6 PM MDT Sunday.

* IMPACTS...Travel could be difficult at times especially along US
  14 over Granite Pass and US 16 over Powder River Pass.

* ADDITIONAL DETAILS...Periods of moderate to heavy snow are
  possible Saturday night and Sunday afternoon.

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

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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