423  
NWUS55 KTFX 122240  
LSRTFX  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI JUN 12 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0430 PM TSTM WND GST 3 NNE MONARCH 47.14N 110.82W  
06/12/2026 M55 MPH CASCADE MT MESONET  
 
MESONET STATION MTMON MONARCH CANYON (MT  
DOT).  
 
 
 
 
 
BRUSDA  
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