559
NWUS55 KTFX 182101
LSRTFX
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
201 PM MST THU DEC 18 2025
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0301 PM HIGH SUST WINDS 5 ESE DENTON 47.30N 109.85W
12/17/2025 M47 MPH FERGUS MT DEPT OF HIGHWAYS
MDT SENSOR EAST OF DENTON (MTDEN) MEASURED
SUSTAINED WINDS AVERAGED BETWEEN 1101 AM AND
301 PM OF 47 MPH. POWER WAS LOST TO THE
SENSOR AT 301 PM WHEN WINDS WERE SUSTAINED
AT 57 MPH.
AM
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