500  
WWUS45 KBYZ 272125  
WSWBYZ  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BILLINGS MT  
325 PM MDT THU APR 27 2017  
 
WYZ098-282130-  
/O.CON.KBYZ.WS.W.0008.000000T0000Z-170429T0600Z/  
NORTHEAST BIGHORN MOUNTAINS-  
325 PM MDT THU APR 27 2017  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT  
FRIDAY NIGHT...  
 
* IMPACTS...HEAVY, WET SNOW WILL CAUSE DIFFICULT TRAVEL  
CONDITIONS DUE TO POOR VISIBILITY AND SNOW PACKED ROADS. THIS  
INCLUDES HIGHWAY 14 THROUGH BURGESS JUNCTION. POWER OUTAGES  
ARE POSSIBLE.  
 
* TIMING...SNOW WILL CONTINUE THROUGH FRIDAY. THE SNOW WILL BE  
HEAVY AT TIMES. SNOW WILL TAPER OFF LATE FRIDAY AFTERNOON AND  
EVENING.  
 
* SNOW ACCUMULATION...10 TO 15 INCHES WITH HIGHER AMOUNTS  
POSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
THOSE TRAVELING OR WITH OUTDOOR RECREATION PLANS SHOULD BE  
PREPARED FOR WINTER CONDITIONS AND DIFFICULT TRAVEL.  
 

 
 

 
 
WYZ099-282130-  
/O.CON.KBYZ.WS.W.0008.000000T0000Z-170429T0600Z/  
SHERIDAN FOOTHILLS-  
325 PM MDT THU APR 27 2017  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT  
FRIDAY NIGHT...  
 
* IMPACTS...HEAVY, WET SNOW WILL CAUSE DIFFICULT TRAVEL CONDITIONS  
DUE TO POOR VISIBILITY AND SNOW PACKED OR SLUSHY ROADS. THIS  
INCLUDES INTERSTATE 90 AND HIGHWAY 14. POWER OUTAGES ARE  
POSSIBLE.  
 
* TIMING...SNOW WILL CONTINUE OVERNIGHT, HEAVY AT TIMES. SNOW WILL  
CONTINUE THROUGH FRIDAY AFTERNOON BEFORE TAPERING OFF BY FRIDAY  
EVENING. SNOWFALL ACCUMULATION IS EXPECTED TO BE GREATEST  
TONIGHT THROUGH FRIDAY MORNING.  
 
* SNOW ACCUMULATION...6 TO 10 INCHES FOR THE FOOTHILLS AND AREAS  
WEST OF INTERSTATE 90, WITH 4 TO 6 INCHES FOR EASTERN SECTIONS,  
INCLUDING THE CITY OF SHERIDAN.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF SNOW IS  
EXPECTED OR OCCURRING. VISIBILITY WILL BE QUITE POOR AT TIMES  
MAKING TRAVEL VERY HAZARDOUS.  
 

 
 

 
 
MTZ038-282130-  
/O.CON.KBYZ.WS.W.0008.000000T0000Z-170429T0600Z/  
SOUTHERN BIG HORN-  
325 PM MDT THU APR 27 2017  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT  
FRIDAY NIGHT...  
 
* IMPACTS...HEAVY, WET SNOW WILL CAUSE DIFFICULT TRAVEL CONDITIONS  
DUE TO POOR VISIBILITY AND SNOW PACKED OR SLUSHY ROADS. THIS  
INCLUDES INTERSTATE 90. POWER OUTAGES ARE POSSIBLE.  
 
* TIMING...AREAS OF RAIN AND SNOW WILL BECOME MOSTLY SNOW  
OVERNIGHT. SNOW WILL CONTINUE THROUGH FRIDAY AFTERNOON BEFORE  
TAPERING OFF BY FRIDAY EVENING.  
 
* SNOW ACCUMULATION...THE HEAVIEST SNOWFALL ACCUMULATIONS ARE  
EXPECTED IN THE FOOTHILLS OF THE BIG HORNS AND PRYORS, AND OVER  
HIGHER HILLS SOUTH OF LODGE GRASS. SNOW TOTALS OVER THESE  
LOCATIONS WILL BE 4 TO 8 INCHES. LIGHTER SNOW TOTALS CAN BE  
EXPECTED ELSEWHERE, MAINLY OVER GRASSY AREAS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF SNOW IS  
EXPECTED OR OCCURRING. REDUCED VISIBILITY IN AREAS OF SNOW AND FOG  
ON SLICK OR SLUSHY ROADWAYS WILL MAKE TRAVEL VERY HAZARDOUS.  
 

 
 

 
 
HTTP://WEATHER.GOV/BILLINGS  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page
The Nexlab WY Page Main Text Page