NWUS55 KTFX 181231
LSRTFX

Preliminary Local Storm Report
National Weather Service Great Falls MT
631 AM MDT Mon May 18 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0630 AM     Snow             3 WNW Big Sky           45.29N 111.39W
05/18/2026  M5.0 Inch        Madison            MT   Trained Spotter  

            Trained spotter reports 4 to 5 inches new 
            snow overnight. Snow continuing to fall at 
            the time of the report. 


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