820   
NWUS55 KTFX 181738  
LSRTFX  
  
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
1038 AM MST THU DEC 18 2025  
   
.TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON  
   
.DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE.  
  
            ..REMARKS..  
  
0518 PM     HIGH SUST WINDS  1 NW CHINOOK            48.60N 109.24W  
12/17/2025  M41 MPH          BLAINE             MT   MESONET            
  
            AVERAGE SUSTAINED WIND SPEED OF 41 MPH FROM   
            1200 TO 1718 LOCAL TIME. PEAK 1 HOUR AVERAGE   
            SUSTAINED WIND SPEED OF 45 MPH FROM 1445 TO   
            1545 LOCAL TIME.   
  
  
  
  
  
MOLDAN  
 
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