472  
FLUS41 KLWX 200912  
HWOLWX  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
412 AM EST FRI DEC 20 2024  
 
ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508-  
VAZ053>057-527-210915-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-  
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-  
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH  
ISLAND-DISTRICT OF COLUMBIA-CECIL-SOUTHERN BALTIMORE-  
PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT-  
CENTRAL AND SOUTHEAST MONTGOMERY-CENTRAL AND SOUTHEAST HOWARD-  
SOUTHEAST HARFORD-FAIRFAX-ARLINGTON/FALLS CHURCH/ALEXANDRIA-  
STAFFORD-SPOTSYLVANIA-KING GEORGE-  
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-  
412 AM EST FRI DEC 20 2024  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE  
CHESAPEAKE BAY, TIDAL POTOMAC RIVER, AND I-95 CORRIDOR THROUGH  
CENTRAL MARYLAND, NORTHERN VIRGINIA, AND DISTRICT OF COLUMBIA.  
   
DAY ONE  
TODAY AND TONIGHT  
 
LIGHT ACCUMULATING SNOW IS POSSIBLE MAINLY WEST OF INTERSTATE 95  
AND NORTH OF INTERSTATE 70 THIS MORNING. THIS COULD RESULT IN  
TRAVEL DISRUPTIONS DURING THE MORNING COMMUTE.  
 
ADDITIONAL LIGHT ACCUMULATING SNOW IS POSSIBLE MAINLY IN NORTHEAST  
MARYLAND FRIDAY NIGHT. THIS COULD ALSO RESULT IN TRAVEL  
DISRUPTIONS.  
   
DAYS TWO THROUGH SEVEN  
SATURDAY THROUGH THURSDAY  
 
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.  
 
 
 
MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508-  
526-WVZ050>053-055-210915-  
WASHINGTON-FREDERICK MD-CARROLL-NORTHERN BALTIMORE-  
NORTHWEST MONTGOMERY-NORTHWEST HOWARD-NORTHWEST HARFORD-AUGUSTA-  
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON-  
ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-  
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN LOUDOUN-  
EASTERN LOUDOUN-NORTHERN VIRGINIA BLUE RIDGE-  
CENTRAL VIRGINIA BLUE RIDGE-NORTHWEST PRINCE WILLIAM-HAMPSHIRE-  
MORGAN-BERKELEY-JEFFERSON-HARDY-  
412 AM EST FRI DEC 20 2024  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN WEST  
VIRGINIA, NORTHERN AND CENTRAL VIRGINIA, AND CENTRAL AND WESTERN  
MARYLAND.  
   
DAY ONE  
TODAY AND TONIGHT  
 
LIGHT ACCUMULATING SNOW IS POSSIBLE THIS MORNING, ESPECIALLY  
NORTH OF HIGHWAY 50 AND INTERSTATE 66, AND WEST OF INTERSTATE 81.  
THIS COULD RESULT IN TRAVEL DISRUPTIONS DURING THE MORNING  
COMMUTE.  
 
ADDITIONAL LIGHT ACCUMULATING SNOW IS POSSIBLE FROM THE CATOCTIN  
MOUNTAINS, ALONG THE MARYLAND-PENNSYLVANIA BORDER, TO NORTHEAST  
MARYLAND TONIGHT. THIS COULD ALSO RESULT IN TRAVEL DISRUPTIONS.  
   
DAYS TWO THROUGH SEVEN  
SATURDAY THROUGH THURSDAY  
 
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.  
 
 
 
MDZ001-501-502-VAZ503-504-WVZ501>506-210915-  
GARRETT-EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-  
WESTERN HIGHLAND-EASTERN HIGHLAND-WESTERN GRANT-EASTERN GRANT-  
WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-  
EASTERN PENDLETON-  
412 AM EST FRI DEC 20 2024  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ALLEGHENY FRONT  
COUNTIES IN WESTERN MARYLAND, EASTERN WEST VIRGINIA, AND HIGHLAND  
COUNTY VIRGINIA.  
   
DAY ONE  
TODAY AND TONIGHT  
 
A PERIOD OF LIGHT SNOW, POSSIBLY MIXED WITH FREEZING DRIZZLE AT  
TIMES, IS EXPECTED THIS MORNING. THIS MAY IMPACT THE FRIDAY  
MORNING COMMUTE. ADDITIONAL ACCUMULATING SNOW IS EXPECTED TONIGHT.  
   
DAYS TWO THROUGH SEVEN  
SATURDAY THROUGH THURSDAY  
 
ADDITIONAL ACCUMULATING SNOW IS LIKELY SATURDAY MORNING THROUGH  
SATURDAY AFTERNOON. BRIEF HEAVY SNOW SHOWERS OR SQUALLS ARE  
POSSIBLE, WHICH COULD PRODUCE REDUCED VISIBILITIES AND SLICK ROAD  
CONDITIONS.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.  
 
 
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