054  
WWUS85 KMSO 200539  
SPSMSO  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE MISSOULA MT  
1139 PM MDT TUE MAY 19 2020  
 
MTZ007-200645-  
BUTTE/BLACKFOOT REGION MT-  
1139 PM MDT TUE MAY 19 2020  
 
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN DEER LODGE AND  
SILVER BOW COUNTIES UNTIL 1245 AM MDT...  
 
AT 1138 PM MDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9  
MILES SOUTH OF DIVIDE, OR 26 MILES NORTHWEST OF SHERIDAN, MOVING  
NORTH AT 35 MPH.  
 
PEA SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH  
THIS STORM.  
 
LOCATIONS IMPACTED INCLUDE...  
BUTTE, SILVER BOW, WALKERVILLE, DIVIDE, NISSLER, MELROSE, RAMSAY,  
JANNEY AND NEWCOMB.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.  
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE  
SHELTER INSIDE A BUILDING OR VEHICLE.  
 

 
 
LAT...LON 4574 11239 4574 11246 4576 11250 4569 11255  
4563 11268 4564 11270 4567 11270 4570 11275  
4570 11274 4577 11279 4614 11271 4609 11247  
4605 11248 4602 11244 4593 11244 4589 11240  
4585 11243 4581 11233  
TIME...MOT...LOC 0538Z 188DEG 30KT 4563 11269  
 

 
 
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