239
WWUS45 KRIW 260514
WSWRIW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1114 PM MDT Sat Apr 25 2026

WYZ008-009-262300-
/O.NEW.KRIW.WW.Y.0017.260426T2100Z-260427T1500Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
1114 PM MDT Sat Apr 25 2026

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM SUNDAY TO 9 AM MDT
MONDAY...

* WHAT...Snow expected. Total snow accumulations between 6 and 10
  inches.

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

* WHEN...From 3 PM Sunday to 9 AM MDT Monday.

* IMPACTS...Travel could be difficult, especially for Powder River
  and Granite Passes. The hazardous conditions could impact the
  Monday morning commute.

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 .

&&

$$

WYZ010-262300-
/O.NEW.KRIW.WW.Y.0017.260427T0000Z-260427T1500Z/
Northeast Johnson County-
Including the cities of Buffalo
1114 PM MDT Sat Apr 25 2026

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM SUNDAY TO 9 AM MDT
MONDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches.
  Winds gusting as high as 30 to 35 mph.

* WHERE...Northeast Johnson County.

* WHEN...From 6 PM Sunday to 9 AM MDT Monday.

* IMPACTS...Plan on slippery road conditions, especially along
  Interstates 25 and 90 north and east of Buffalo. The hazardous
  conditions could impact the Monday morning commute.

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/ .

Lowe