711
WWUS51 KLWX 010929
SQWLWX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SNOW SQUALL WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
429 AM EST THU JAN 1 2026
MDC005-013-021-027-031-043-VAC043-069-107-165-171-187-840-WVC003-027-
031-037-011030-
/O.NEW.KLWX.SQ.W.0004.260101T0929Z-260101T1030Z/
WASHINGTON MD-HOWARD MD-MONTGOMERY MD-FREDERICK MD-BALTIMORE MD-
CARROLL MD-LOUDOUN VA-SHENANDOAH VA-FREDERICK VA-ROCKINGHAM VA-
WARREN VA-CLARKE VA-CITY OF WINCHESTER VA-JEFFERSON WV-HARDY WV-
BERKELEY WV-HAMPSHIRE WV-
429 AM EST THU JAN 1 2026
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
* SNOW SQUALL WARNING FOR...
SOUTHEASTERN WASHINGTON COUNTY IN NORTH CENTRAL MARYLAND...
HOWARD COUNTY IN CENTRAL MARYLAND...
MONTGOMERY COUNTY IN CENTRAL MARYLAND...
SOUTHERN FREDERICK COUNTY IN NORTH CENTRAL MARYLAND...
SOUTHWESTERN BALTIMORE COUNTY IN NORTHERN MARYLAND...
SOUTH CENTRAL CARROLL COUNTY IN NORTH CENTRAL MARYLAND...
LOUDOUN COUNTY IN NORTHERN VIRGINIA...
SHENANDOAH COUNTY IN NORTHWESTERN VIRGINIA...
FREDERICK COUNTY IN NORTHWESTERN VIRGINIA...
NORTHEASTERN ROCKINGHAM COUNTY IN WESTERN VIRGINIA...
WARREN COUNTY IN NORTHWESTERN VIRGINIA...
CLARKE COUNTY IN NORTHWESTERN VIRGINIA...
THE CITY OF WINCHESTER IN NORTHWESTERN VIRGINIA...
JEFFERSON COUNTY IN THE PANHANDLE OF WEST VIRGINIA...
CENTRAL HARDY COUNTY IN EASTERN WEST VIRGINIA...
SOUTH CENTRAL BERKELEY COUNTY IN THE PANHANDLE OF WEST VIRGINIA...
SOUTHEASTERN HAMPSHIRE COUNTY IN EASTERN WEST VIRGINIA...
* UNTIL 530 AM EST.
* AT 429 AM EST, A DANGEROUS SNOW SQUALL WAS LOCATED ALONG A LINE
EXTENDING FROM NEAR NEW MARKET TO NEAR BERRYVILLE TO NEAR
MOOREFIELD, MOVING SOUTHEAST AT 35 MPH.
HAZARD...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 35 MPH.
SOURCE...RADAR AND WEBCAMS.
IMPACT...DANGEROUS AND LIFE-THREATENING TRAVEL CONDITIONS ARE
EXPECTED TO DEVELOP RAPIDLY IN THE WARNING AREA.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 70 IN MARYLAND BETWEEN MILE MARKERS 49 AND 88.
INTERSTATE 95 IN MARYLAND BETWEEN MILE MARKERS 35 AND 45.
INTERSTATE 270 IN MARYLAND BETWEEN MILE MARKERS 1 AND 32.
LOCATIONS IMPACTED INCLUDE...
COLUMBIA, GERMANTOWN, FREDERICK, ROCKVILLE, BETHESDA, GAITHERSBURG,
LEESBURG, OLNEY, WINCHESTER, SOUTH RIDING, ELKRIDGE, DAMASCUS, FRONT
ROYAL, BROADLANDS, LANSDOWNE, LOWES ISLAND, BRAMBLETON, STRASBURG,
CHARLES TOWN, AND POOLESVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REDUCE SPEED AND TURN ON HEADLIGHTS! DURING SNOW SQUALLS, THE
VISIBILITY MAY SUDDENLY DROP TO NEAR ZERO IN 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 3931 7680 3919 7671 3911 7683 3912 7690
3899 7700 3897 7722 3906 7733 3889 7749
3888 7755 3894 7764 3901 7796 3877 7820
3876 7828 3883 7839 3873 7851 3874 7855
3865 7861 3863 7869 3909 7901 3950 7719
TIME...MOT...LOC 0929Z 323DEG 30KT 3945 7725 3923 7800 3904 7895
SNOW SQUALL...OBSERVED
SNOW SQUALL IMPACT...SIGNIFICANT
EST
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