541  
WWUS51 KLWX 201343  
SQWLWX  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SNOW SQUALL WARNING  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
843 AM EST MON JAN 20 2025  
 
MDC021-201430-  
/O.NEW.KLWX.SQ.W.0006.250120T1343Z-250120T1430Z/  
FREDERICK MD-  
843 AM EST MON JAN 20 2025  
 
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A  
 
* SNOW SQUALL WARNING FOR...  
NORTHERN FREDERICK COUNTY IN NORTH CENTRAL MARYLAND...  
 
* UNTIL 930 AM EST.  
 
* AT 842 AM EST, A DANGEROUS SNOW SQUALL WAS LOCATED NEAR THURMONT,  
MOVING SOUTHEAST AT 30 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 25 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...DANGEROUS AND LIFE-THREATENING TRAVEL CONDITIONS ARE  
EXPECTED TO DEVELOP RAPIDLY IN THE WARNING AREA.  
 
THIS WILL AFFECT US ROUTE 15 BETWEEN FREDERICK AND THURMONT.  
 
LOCATIONS IMPACTED INCLUDE...  
THURMONT, WALKERSVILLE, WOLFSVILLE, WOODSBORO, LIBERTYTOWN, NEW  
MIDWAY, LADIESBURG, UTICA, ROCKY RIDGE, DETOUR, UNIONVILLE, GRACEHAM,  
AND LEWISTOWN.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REDUCE SPEED AND TURN ON HEADLIGHTS! DURING SNOW SQUALLS, THE  
VISIBILITY MAY SUDDENLY DROP TO NEAR ZERO IN WHITEOUT CONDITIONS.  
 
SERIOUS INJURIES AND DEATHS MAY RESULT FROM PEOPLE EXITING THEIR  
VEHICLES DURING A SNOW SQUALL. DRIVERS MAY NOT BE ABLE TO SEE YOU OR  
STOP! IF YOU HAVE BEEN INVOLVED IN AN ACCIDENT OR PULLED TO THE SIDE  
OF THE ROADWAY, QUICKLY EXIT YOUR VEHICLE AND MOVE AS FAR AWAY FROM  
THE ROADWAY AS POSSIBLE ONLY WHEN IT IS SAFE TO DO SO. DO NOT STAND  
ALONG OR NEAR THE ROADWAY, SINCE APPROACHING VEHICLES MAY BE UNABLE  
TO MAINTAIN CONTROL.  
 

 
 
LAT...LON 3962 7730 3960 7726 3960 7725 3957 7722  
3958 7720 3956 7718 3954 7717 3953 7715  
3949 7711 3940 7715 3958 7759 3962 7757  
3963 7754 3963 7753 3967 7750  
TIME...MOT...LOC 1342Z 296DEG 25KT 3955 7739  
 
SNOW SQUALL...RADAR INDICATED  
SNOW SQUALL IMPACT...SIGNIFICANT  
 

 
 
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