122  
WWUS45 KCYS 161119  
WSWCYS  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHEYENNE WY  
519 AM MDT THU APR 16 2026  
 
WYZ101-170100-  
/O.CON.KCYS.WW.Y.0013.260417T0000Z-260417T1800Z/  
CONVERSE COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITIES OF DEER CREEK, BILL, GLENROCK, AND DOUGLAS  
519 AM MDT THU APR 16 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING  
TO NOON MDT FRIDAY...  
 
* WHAT...SNOW, BLOWING SNOW, AND REDUCED VISIBILITY EXPECTED. TOTAL  
SNOW ACCUMULATIONS BETWEEN 1 AND 4 INCHES. WINDS GUSTING AS HIGH  
AS 45 MPH.  
 
* WHERE...CONVERSE COUNTY LOWER ELEVATIONS.  
 
* WHEN...FROM 6 PM THIS EVENING TO NOON MDT FRIDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS  
CONDITIONS COULD IMPACT THE FRIDAY MORNING COMMUTE.  
 
* ADDITIONAL DETAILS...RAPIDLY DROPPING TEMPERATURES MAY LEAD TO A  
FLASH FREEZE AND ICY CONDITIONS THIS EVENING INTO FRIDAY MORNING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 

 
 

 
 
WYZ103-170100-  
/O.CON.KCYS.WW.Y.0013.260417T0000Z-260417T2100Z/  
NORTH LARAMIE RANGE-  
INCLUDING THE CITIES OF GARRETT  
519 AM MDT THU APR 16 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING  
TO 3 PM MDT FRIDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 3 AND 8  
INCHES. WINDS GUSTING AS HIGH AS 45 MPH.  
 
* WHERE...NORTH LARAMIE RANGE.  
 
* WHEN...FROM 6 PM THIS EVENING TO 3 PM MDT FRIDAY.  
 
* IMPACTS...OUTDOOR RECREATION COULD BECOME DANGEROUS TO THOSE  
CAUGHT UNPREPARED FOR HAZARDOUS WINTER CONDITIONS. HUNTERS,  
HIKERS, AND SNOWMOBILERS MAY BECOME DISORIENTED AND LOST DUE TO  
LOW VISIBILITY IN FALLING AND BLOWING SNOW.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 

 
 

 
 
WYZ104-105-109>111-113-170100-  
/O.CON.KCYS.WW.Y.0013.260417T0000Z-260417T2100Z/  
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-CENTRAL CARBON  
COUNTY-NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-UPPER  
NORTH PLATTE RIVER BASIN-  
INCLUDING THE CITIES OF RAWLINS, ARLINGTON, ELK MOUNTAIN, BAGGS,  
ENCAMPMENT, SHIRLEY BASIN, SEMINOE DAM, SARATOGA, AND MEDICINE  
BOW  
519 AM MDT THU APR 16 2026  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING  
TO 3 PM MDT FRIDAY...  
 
* WHAT...SNOW, BLOWING SNOW, AND REDUCED VISIBILITY EXPECTED. TOTAL  
SNOW ACCUMULATIONS BETWEEN 2 AND 5 INCHES. WINDS GUSTING AS HIGH  
AS 50 MPH.  
 
* WHERE...PORTIONS OF CARBON AND ALBANY COUNTY IN SOUTH CENTRAL  
WYOMING.  
 
* WHEN...FROM 6 PM THIS EVENING TO 3 PM MDT FRIDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...RAPIDLY DROPPING TEMPERATURES MAY LEAD TO A  
FLASH FREEZE AND ICY CONDITIONS THIS EVENING INTO FRIDAY MORNING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY  
CALLING 5 1 1.  
 

 
 

 
 
NM  
 
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