190
NWUS55 KTFX 182343
LSRTFX
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
443 PM MST THU DEC 18 2025
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0715 PM HIGH SUST WINDS 13 S MARYSVILLE 46.56N 112.31W
12/17/2025 M44 MPH LEWIS AND CLARK MT DEPT OF HIGHWAYS
MT DOT SENSOR MACDONALD PASS (MTMDP)
MEASURED SUSTAINED WINDS AVERAGED BETWEEN
1145 AM AND 715 PM OF 44 MPH.
AM
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