Hazardous Weather Outlook
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
834 FLUS41 KLWX 242010 HWOLWX Hazardous Weather Outlook National Weather Service Baltimore MD/Washington DC 410 PM EDT Thu Jul 24 2025 ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508- VAZ053>057-527-252015- 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- 410 PM EDT Thu Jul 24 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...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A Heat Advisory is in effect for most of the area Friday from 11 AM to 8 PM. Heat index values of 105 to 109 are expected. Hot and humid conditions continue through Wednesday next week, with heat index values of 105 to 109 possible during the afternoon hours each day. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$ MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508- 526-WVZ050>053-055-252015- Washington-Frederick MD-Carroll-Northern Baltimore- Northwest Montgomery-Northwest Howard-Northwest Harford-Augusta- Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-Nelson- Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper- Northern Fauquier-Southern Fauquier-Western Loudoun- Eastern Loudoun-Northern Virginia Blue Ridge- Central Virginia Blue Ridge-Northwest Prince William-Hampshire- Morgan-Berkeley-Jefferson-Hardy- 410 PM EDT Thu Jul 24 2025 This Hazardous Weather Outlook is for portions of eastern West Virginia, northern and central Virginia, and central and western Maryland. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A Heat Advisory is in effect for most of the area Friday from 11 AM to 8 PM. Heat index values of 105 to 109 are expected east of the Blue Ridge, and 100 to 103 west of the Blue Ridge. Hot and humid conditions continue through Wednesday next week. Heat index values of 105 to 109 are possible east of the Blue Ridge, and 100 to 104 west of the Blue Ridge during the afternoon hours each day. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$ MDZ501-502-509-510-VAZ503-504-WVZ501>506-252015- 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- 410 PM EDT Thu Jul 24 2025 This Hazardous Weather Outlook is for the Allegheny Front counties in western Maryland, eastern West Virginia, and Highland County Virginia. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A Heat Advisory is in effect for portions of the area Friday from 11 AM to 8 PM. Heat index values of 100 to 103 are expected. Heat index values of 100 to 104 are possible over the lower elevations during the afternoon hours each day Saturday through Wednesday. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$