146
WWUS55 KTFX 271638
SQWTFX
SNOW SQUALL WARNING
NATIONAL WEATHER SERVICE GREAT FALLS MT
938 AM MST SAT DEC 27 2025
MTC013-049-099-271700-
/O.CON.KTFX.SQ.W.0007.000000T0000Z-251227T1700Z/
LEWIS AND CLARK MT-TETON MT-CASCADE MT-
938 AM MST SAT DEC 27 2025
...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 1000 AM MST FOR
CENTRAL LEWIS AND CLARK...SOUTHEASTERN TETON AND NORTHWESTERN CASCADE
COUNTIES...
AT 937 AM MST, A DANGEROUS SNOW SQUALL WAS LOCATED ALONG A LINE
EXTENDING FROM 10 MILES SOUTHWEST OF THE KNEES TO 6 MILES EAST OF
DUTTON TO NEAR POWER TO 8 MILES EAST OF AUGUSTA, MOVING EAST AT 30
MPH.
HAZARD...INTENSE BURSTS OF HEAVY SNOW. GUSTY WINDS LEADING TO
BLOWING SNOW AND RAPIDLY FALLING VISIBILITY. WIND GUSTS
GREATER THAN 35 MPH.
SOURCE...RADAR AND WEBCAMS.
IMPACT...TRAVEL WILL BECOME DIFFICULT AND POTENTIALLY DANGEROUS
WITHIN MINUTES.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 15 BETWEEN MILE MARKERS 314 AND 289.
HIGHWAY 200 BETWEEN MILE MARKERS 139 AND 117.
PORTIONS OF HIGHWAY 89.
LOCATIONS IMPACTED INCLUDE...
FAIRFIELD, DUTTON, FORT SHAW, POWER, VAUGHN, SIMMS, AND SUN RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN! RAPID CHANGES IN VISIBILITY AND ROAD CONDITIONS ARE
EXPECTED WITH THIS DANGEROUS SNOW SQUALL. BE ALERT FOR SUDDEN
WHITEOUT CONDITIONS.
CONSIDER AVOIDING OR DELAYING TRAVEL UNTIL THE SNOW SQUALL PASSES
YOUR LOCATION. IF YOU MUST TRAVEL, USE EXTRA CAUTION AND ALLOW EXTRA
TIME. RAPID CHANGES IN VISIBILITY AND SLICK ROAD CONDITIONS MAY LEAD
TO ACCIDENTS.
LAT...LON 4742 11244 4768 11188 4786 11171 4798 11159
4798 11141 4770 11141 4769 11132 4760 11140
4734 11196
TIME...MOT...LOC 1637Z 291DEG 28KT 4791 11145 4782 11159 4765 11174
4746 11221
SNOW SQUALL...OBSERVED
AM
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