WWUS45 KCYS 182338
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
538 PM MDT Mon May 18 2026

WYZ103-104-109-112-114-116-190045-
/O.EXP.KCYS.WS.W.0007.000000T0000Z-260519T0000Z/
North Laramie Range-Ferris/Seminoe/Shirley Mountains-Central
Carbon County-Sierra Madre Range-Snowy Range-South Laramie Range-
Including the cities of Garrett, Seminoe Dam, Centennial, Pumpkin
Vine, Buford, Rawlins, Albany, and Vedauwoo
538 PM MDT Mon May 18 2026

...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING...

Snow has ended or will be coming to an end shortly, use caution 
while driving as roads may become and/or stay slick as temperatures 
drop.

$$

WYZ101-105-106-110-111-115-117-190045-
/O.EXP.KCYS.WW.Y.0017.000000T0000Z-260519T0000Z/
Converse County Lower Elevations-Shirley Basin-Central Laramie
Range and Southwest Platte County-North Snowy Range Foothills-
Southwest Carbon County-Laramie Valley-South Laramie Range
Foothills-
Including the cities of Bordeaux, Deer Creek, Horse Creek, Baggs,
Glenrock, Bosler, Arlington, Bill, Whitaker, Federal, Laramie,
Shirley Basin, Elk Mountain, Medicine Bow, and Douglas
538 PM MDT Mon May 18 2026

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING...

Snow has ended or will be coming to an end shortly, use caution 
while driving as roads may become and/or stay slick as temperatures 
drop.

$$

RZ