Hazardous Weather Outlook
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
648 FLUS41 KLWX 311717 HWOLWX Hazardous Weather Outlook National Weather Service Baltimore MD/Washington DC 117 PM EDT Thu Jul 31 2025 ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508- VAZ053>057-527-011730- 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- 117 PM EDT Thu Jul 31 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 Flood Watch remains in effect through late tonight. Scattered instances of flooding are expected. There is a potential for more widespread flooding with considerable impact. Please have a plan in place to seek higher ground immediately if flash flood warnings are issued. A Severe Thunderstorm Watch is in effect for the outlook area until 8 PM. Damaging wind gusts are the primary threat. .DAYS TWO THROUGH SEVEN...Friday through Wednesday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotters have been activated. $$ MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508- 526-WVZ050>053-055-011730- Washington-Frederick MD-Carroll-Northern Baltimore- Northwest Montgomery-Northwest Howard-Northwest Harford-Augusta- Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-Nelson- Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper- Northern Fauquier-Southern Fauquier-Western Loudoun- Eastern Loudoun-Northern Virginia Blue Ridge- Central Virginia Blue Ridge-Northwest Prince William-Hampshire- Morgan-Berkeley-Jefferson-Hardy- 117 PM EDT Thu Jul 31 2025 This Hazardous Weather Outlook is for portions of eastern West Virginia, northern and central Virginia, and central and western Maryland. .DAY ONE...This Afternoon and Tonight A Flood Watch remains in effect for northern Virginia, the Virginia Piedmont, the Shenandoah Valley, northern and central Maryland, and the eastern panhandle of West Virginia through late tonight. Scattered instances of flooding are expected. There is a potential for more widespread flooding with considerable impact. Please have a plan in place to seek higher ground immediately if flash flood warnings are issued. A Severe Thunderstorm Watch is in effect for northern Virginia, northern and central Maryland, the Virginia Piedmont, and Jefferson County in West Virginia until 8 PM. Damaging wind gusts are the primary threat. Elsewhere, a few severe thunderstorms are possible through this evening, with damaging wind gusts being the primary threat. .DAYS TWO THROUGH SEVEN...Friday through Wednesday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotters have been activated. $$ MDZ501-502-509-510-VAZ503-504-WVZ501>506-011730- 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- 117 PM EDT Thu Jul 31 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 Isolated to scattered instances of flash flooding are possible through this evening. A few severe thunderstorms are possible through this evening, with damaging wind gusts being the primary threat. .DAYS TWO THROUGH SEVEN...Friday through Wednesday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this afternoon and evening. $$