392
NWUS55 KTFX 190247
LSRTFX
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
747 PM MST THU DEC 18 2025
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0530 AM HIGH SUST WINDS 4 NNE MCALLISTER 45.50N 111.70W
12/17/2025 M44 MPH MADISON MT DEPT OF HIGHWAYS
MT DOT SENSOR NORRIS HILL (MTNOR) MEASURED
SUSTAINED WINDS AVERAGING 44 MPH BETWEEN 3
AM AND 530 AM.
AM
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