NOAA logo  
alert map
Radar valid at 800 pm EDT, Aug 2nd 2024

alert legend

DCZ001-MDZ008-011-013-014-016>018-504-506-508-VAZ053>057-502-527-
020015-
/O.NEW.KLWX.HT.Y.0014.240802T1600Z-240803T0000Z/
/O.CON.KLWX.HT.Y.0013.000000T0000Z-240802T0000Z/
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-Southern Fauquier-
Central and Southeast Prince William/Manassas/Manassas Park-
Including the cities of Washington, Elkton, Baltimore, Bowie,
Suitland-Silver Hill, Clinton, College Park, Greenbelt, Laurel,
Camp Springs, Glen Burnie, Annapolis, Severn, South Gate,
Severna Park, Arnold, Odenton, St. Charles, Waldorf,
Lexington Park, California, Chesapeake Beach, Huntingtown,
Dunkirk, North Beach, Lusby, Prince Frederick, Bethesda,
Rockville, Gaithersburg, Silver Spring, Columbia, Ellicott City,
Aberdeen, Reston, Herndon, Annandale, Centreville, Chantilly,
McLean, Franconia, Arlington, Alexandria, Falls Church, Falmouth,
Fredericksburg, Dahlgren, Turnbull, Dale City, Manassas,
Woodbridge, Lake Ridge, and Montclair
1201 PM EDT Thu Aug 1 2024

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM EDT FRIDAY...

* WHAT...For the first Heat Advisory, heat index values up to 107.
For the second Heat Advisory, heat index values up to 108
expected.

* WHERE...Portions of central, northeast, northern and southern
Maryland, The District of Columbia and central and northern
Virginia.

* WHEN...For the first Heat Advisory, until 8 PM EDT this
evening. For the second Heat Advisory, from noon to 8 PM EDT
Friday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses to occur.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

iNWS is an experimental service intended for NWS core partners, including emergency managers, community leaders and other government agencies only.