3 products issued by NWS for: Washington DC
Extreme Heat Watch
URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 853 PM EDT Mon Jun 23 2025 DCZ001-MDZ004>006-008-011-013-014-016>018-503>508-VAZ053>057-502-505- 506-526-527-240900- /O.EXP.KLWX.XH.W.0001.000000T0000Z-250624T0100Z/ /O.NEW.KLWX.XH.A.0003.250625T1500Z-250626T0100Z/ /O.CON.KLWX.XH.W.0002.250624T1500Z-250625T0100Z/ District of Columbia-Frederick MD-Carroll-Northern Baltimore- Cecil-Southern Baltimore-Prince Georges-Anne Arundel-Charles-St. Marys-Calvert-Northwest Montgomery-Central and Southeast Montgomery-Northwest Howard-Central and Southeast Howard- Northwest Harford-Southeast Harford-Fairfax-Arlington/Falls Church/Alexandria-Stafford-Spotsylvania-King George-Southern Fauquier-Western Loudoun-Eastern Loudoun-Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- 853 PM EDT Mon Jun 23 2025 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM EDT TUESDAY... ...EXTREME HEAT WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... ...EXTREME HEAT WARNING WILL EXPIRE AT 9 PM EDT THIS EVENING... * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 111 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 110 possible. * WHERE...DC and portions of central, north central, northeast, northern, and southern Maryland, and central and northern Virginia. * WHEN...For the Extreme Heat Warning, from 11 AM to 9 PM EDT Tuesday. For the Extreme Heat Watch, from Wednesday morning through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$
Extreme Heat Warning
URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 853 PM EDT Mon Jun 23 2025 DCZ001-MDZ004>006-008-011-013-014-016>018-503>508-VAZ053>057-502-505- 506-526-527-240900- /O.EXP.KLWX.XH.W.0001.000000T0000Z-250624T0100Z/ /O.NEW.KLWX.XH.A.0003.250625T1500Z-250626T0100Z/ /O.CON.KLWX.XH.W.0002.250624T1500Z-250625T0100Z/ District of Columbia-Frederick MD-Carroll-Northern Baltimore- Cecil-Southern Baltimore-Prince Georges-Anne Arundel-Charles-St. Marys-Calvert-Northwest Montgomery-Central and Southeast Montgomery-Northwest Howard-Central and Southeast Howard- Northwest Harford-Southeast Harford-Fairfax-Arlington/Falls Church/Alexandria-Stafford-Spotsylvania-King George-Southern Fauquier-Western Loudoun-Eastern Loudoun-Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- 853 PM EDT Mon Jun 23 2025 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM EDT TUESDAY... ...EXTREME HEAT WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... ...EXTREME HEAT WARNING WILL EXPIRE AT 9 PM EDT THIS EVENING... * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 111 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 110 possible. * WHERE...DC and portions of central, north central, northeast, northern, and southern Maryland, and central and northern Virginia. * WHEN...For the Extreme Heat Warning, from 11 AM to 9 PM EDT Tuesday. For the Extreme Heat Watch, from Wednesday morning through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Baltimore MD/Washington DC 939 AM EDT Mon Jun 23 2025 ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508- VAZ053>057-527-241345- 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- 939 AM EDT Mon Jun 23 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...Today and Tonight An Extreme Heat Warning is in effect for the entire outlook area from 11 AM until 9 PM today. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday An Extreme Heat Warning is in effect for the entire outlook area from late Tuesday morning through Tuesday evening. The extended period of excessively hot and humid conditions continues through at least Wednesday. Daily heat indices in the afternoon and evening of 100 to 110 are expected, and up to 115 degrees is possible. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$