WWUS45 KRIW 092349
WSWRIW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
449 PM MST Mon Feb 9 2026

WYZ001-002-012-100100-
/O.EXP.KRIW.WW.Y.0005.000000T0000Z-260210T0000Z/
Yellowstone National Park-Absaroka Mountains-Teton and Gros
Ventre Mountains-
Including the cities of Old Faithful, Lake, and Mammoth
449 PM MST Mon Feb 9 2026

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

A brief period of moderate to heavy snow will remain possible over 
the Tetons for the next hour or two. Otherwise, the threat for snow 
has ended across the area. Thus, the advisory will be allowed to end.

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

TL