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FLUS41 KLWX 171848
HWOLWX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
248 PM EDT THU JUL 17 2025
ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508-
VAZ053>057-527-181900-
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-
248 PM EDT THU JUL 17 2025
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
THIS AFTERNOON AND TONIGHT
A HEAT ADVISORY IS IN EFFECT UNTIL 8 PM TODAY.
AN ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS IS POSSIBLE
THROUGH THIS EVENING. A FEW STORMS MAY ALSO PRODUCE STRONG WINDS
ON THE TIDAL WATERS.
DAYS TWO THROUGH SEVEN
FRIDAY THROUGH WEDNESDAY
AN ISOLATED INSTANCE OF FLOODING IS POSSIBLE FRIDAY AFTERNOON AND
EVENING, MAINLY IN THE FREDERICKSBURG AREA. AN ISOLATED SEVERE
THUNDERSTORM WITH DAMAGING WINDS IS ALSO POSSIBLE SOUTH OF
WASHINGTON DC.
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>053-055-181900-
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-
248 PM EDT THU JUL 17 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN WEST
VIRGINIA, NORTHERN AND CENTRAL VIRGINIA, AND CENTRAL AND WESTERN
MARYLAND.
DAY ONE
THIS AFTERNOON AND TONIGHT
A HEAT ADVISORY IS IN EFFECT FOR PORTIONS OF THE AREA UNTIL 8 PM
TODAY.
AN ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS IS POSSIBLE
THROUGH THIS EVENING.
DAYS TWO THROUGH SEVEN
FRIDAY THROUGH WEDNESDAY
ISOLATED TO SCATTERED INSTANCES OF FLOODING ARE POSSIBLE FRIDAY
AFTERNOON AND EVENING, MAINLY SOUTH OF INTERSTATE 66 AND ROUTE 48.
AN ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS IS ALSO
POSSIBLE IN THIS SAME AREA.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
MDZ501-502-509-510-VAZ503-504-WVZ501>506-181900-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
WESTERN GARRETT-EASTERN GARRETT-WESTERN HIGHLAND-EASTERN HIGHLAND-
WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
248 PM EDT THU JUL 17 2025
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ALLEGHENY FRONT
COUNTIES IN WESTERN MARYLAND, EASTERN WEST VIRGINIA, AND HIGHLAND
COUNTY VIRGINIA.
DAY ONE
THIS AFTERNOON AND TONIGHT
AN ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS IS POSSIBLE
THROUGH THIS EVENING.
DAYS TWO THROUGH SEVEN
FRIDAY THROUGH WEDNESDAY
ISOLATED TO SCATTERED INSTANCES OF FLOODING ARE POSSIBLE FRIDAY
AFTERNOON AND EVENING, MAINLY SOUTH OF ROUTE 48. AN ISOLATED
SEVERE THUNDERSTORM WITH DAMAGING WINDS IS ALSO POSSIBLE IN THIS
SAME AREA.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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