693
WWUS71 KLWX 050557
NPWLWX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
157 AM EDT SUN JUL 5 2026
DCZ001-MDZ008-011-013-014-016>018-504-506-508-VAZ037>039-050-051-
053>057-502-527-051400-
/O.NEW.KLWX.HT.Y.0008.260705T1400Z-260706T0000Z/
DISTRICT OF COLUMBIA-CECIL-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE
ARUNDEL-CHARLES-ST. MARYS-CALVERT-CENTRAL AND SOUTHEAST
MONTGOMERY-CENTRAL AND SOUTHEAST HOWARD-SOUTHEAST HARFORD-
ALBEMARLE-GREENE-MADISON-ORANGE-CULPEPER-FAIRFAX-ARLINGTON/FALLS
CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-KING GEORGE-SOUTHERN
FAUQUIER-CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS
PARK-
157 AM EDT SUN JUL 5 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT THIS
EVENING...
* WHAT...HEAT INDEX VALUES UP TO 105 EXPECTED.
* WHERE...WASHINGTON DC, PORTIONS OF CENTRAL, NORTHEAST, NORTHERN,
AND SOUTHERN MARYLAND, AND CENTRAL, NORTHERN, AND NORTHWEST
VIRGINIA.
* WHEN...FROM 10 AM THIS MORNING TO 8 PM EDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
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.
BRO
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