108  
NWUS55 KTFX 152054  
LSRTFX  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
254 PM MDT FRI MAY 15 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
0457 PM BLOWING DUST 5 W HAVRE 48.55N 109.78W  
05/13/2026 HILL MT TRAINED SPOTTER  
 
DELAYED REPORT: A TRAINED SPOTTER REPORTED  
ZERO VISIBILITY FROM BLOWING DUST ALONG THE  
LEADING EDGE OF A THUNDERSTORM.  
 

 
 

 
 
ACW  
 
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