610  
NWUS55 KBYZ 201941  
LSRBYZ  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
141 PM MDT MON JUL 20 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
0545 PM TSTM WND GST 4 W DECKER 45.01N 106.89W  
07/19/2026 M50 MPH BIG HORN MT MESONET  
 
MESONET STATION MTDKR DECKER S-314 MP 1.2.  
 

 
 

 
 
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