934
WWUS55 KCYS 172245
SQWCYS
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SNOW SQUALL WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
345 PM MST WED DEC 17 2025
WYC001-007-172345-
/O.NEW.KCYS.SQ.W.0012.251217T2245Z-251217T2345Z/
CARBON WY-ALBANY WY-
345 PM MST WED DEC 17 2025
THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A
* SNOW SQUALL WARNING FOR...
EAST CENTRAL CARBON COUNTY IN SOUTH CENTRAL WYOMING...
WEST CENTRAL ALBANY COUNTY IN SOUTHEASTERN WYOMING...
* UNTIL 445 PM MST.
* AT 344 PM MST, A DANGEROUS SNOW SQUALL WAS LOCATED ALONG A LINE
EXTENDING FROM NEAR BATTLE MOUNTAIN TO 12 MILES SOUTHWEST OF HANNA,
MOVING EAST AT 50 MPH.
HAZARD...FLASH FREEZE ON ROADS. INTENSE BURSTS OF HEAVY SNOW.
GUSTY WINDS LEADING TO BLOWING SNOW AND VISIBILITY
RAPIDLY FALLING TO LESS THAN ONE-QUARTER MILE. WIND GUSTS
UP TO 80 MPH COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND
UNSECURED OBJECTS.
SOURCE...RADAR AND WEBCAMS.
IMPACT...DANGEROUS AND LIFE-THREATENING TRAVEL CONDITIONS ARE
EXPECTED TO DEVELOP RAPIDLY IN THE WARNING AREA.
THIS INCLUDES INTERSTATE 80 IN WYOMING BETWEEN MILE MARKERS 240 AND
292.
LOCATIONS IMPACTED INCLUDE...
HANNA, ROCK RIVER, ELK MOUNTAIN, MCFADDEN, BOW RIVER CAMPGROUND, DEEP
CREEK CAMPGROUND, AND ARLINGTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WET ROADWAYS WILL QUICKLY FREEZE. BLACK ICE WILL CAUSE ROADS,
BRIDGES, AND OVERPASSES TO BECOME SLICK AND DANGEROUS. SLOW DOWN AND
BE PREPARED FOR A SUDDEN LOSS OF TRACTION.
THERE IS NO SAFE PLACE ON A HIGHWAY WHEN A SNOW SQUALL HITS.
VISIBILITY AND TRACTION ARE IMMEDIATELY LOST IN WHITEOUT CONDITIONS,
MAKING IT DIFFICULT OR IMPOSSIBLE TO SLOW DOWN AND AVOID STOPPED
VEHICLES. DELAY TRAVEL OR SAFELY EXIT THE HIGHWAY BEFORE THE SNOW
SQUALL ARRIVES.
LAT...LON 4172 10566 4132 10600 4163 10684 4196 10653
TIME...MOT...LOC 2244Z 276DEG 44KT 4203 10622 4171 10666
SNOW SQUALL...OBSERVED
SNOW SQUALL IMPACT...SIGNIFICANT
NATOLI
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