984
WWUS71 KLWX 020714
NPWLWX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
314 AM EDT THU JUL 2 2026
VAZ027>031-WVZ050-055-502-504-021515-
/O.UPG.KLWX.HT.Y.0005.260702T1400Z-260703T0000Z/
/O.EXA.KLWX.XH.W.0002.260702T1400Z-260703T0000Z/
/O.CON.KLWX.XH.W.0003.260703T1400Z-260704T0000Z/
SHENANDOAH-FREDERICK-PAGE-WARREN-CLARKE-HAMPSHIRE-HARDY-EASTERN
GRANT-EASTERN MINERAL-
314 AM EDT THU JUL 2 2026
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT
FRIDAY...
* WHAT...FOR THE FIRST EXTREME HEAT WARNING, DANGEROUSLY HOT
CONDITIONS WITH HEAT INDEX VALUES UP TO 108 EXPECTED. FOR THE
SECOND EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS WITH HEAT
INDEX VALUES UP TO 109 EXPECTED.
* WHERE...IN VIRGINIA, CLARKE, FREDERICK, PAGE, SHENANDOAH, AND
WARREN COUNTIES. IN WEST VIRGINIA, EASTERN GRANT, EASTERN MINERAL,
HAMPSHIRE, AND HARDY COUNTIES.
* WHEN...FOR THE FIRST EXTREME HEAT WARNING, FROM 10 AM THIS MORNING
TO 8 PM EDT THIS EVENING. FOR THE SECOND EXTREME HEAT WARNING,
FROM 10 AM TO 8 PM EDT FRIDAY.
* 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.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
VAZ036-021515-
/O.UPG.KLWX.HT.Y.0005.260702T1400Z-260703T0000Z/
/O.EXA.KLWX.XH.W.0002.260702T1400Z-260703T0000Z/
/O.CON.KLWX.XH.W.0003.260703T1400Z-260704T0000Z/
NELSON-
314 AM EDT THU JUL 2 2026
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT
FRIDAY...
* WHAT...FOR THE FIRST EXTREME HEAT WARNING, DANGEROUSLY HOT
CONDITIONS WITH HEAT INDEX VALUES UP TO 110 EXPECTED. FOR THE
SECOND EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS WITH HEAT
INDEX VALUES UP TO 110 EXPECTED.
* WHERE...NELSON COUNTY.
* WHEN...FOR THE FIRST EXTREME HEAT WARNING, FROM 10 AM THIS MORNING
TO 8 PM EDT THIS EVENING. FOR THE SECOND EXTREME HEAT WARNING,
FROM 10 AM TO 8 PM EDT FRIDAY.
* 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.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
DCZ001-MDZ004>006-008-011-013-014-016>018-503>508-VAZ037>040-050-051-
053>057-501-502-505-506-526-527-021515-
/O.CON.KLWX.XH.W.0002.260702T1400Z-260703T0000Z/
/O.CON.KLWX.XH.W.0003.260703T1400Z-260704T0000Z/
DISTRICT OF COLUMBIA-FREDERICK-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-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-ORANGE-
CULPEPER-FAIRFAX-ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-
SPOTSYLVANIA-KING GEORGE-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-
WESTERN LOUDOUN-EASTERN LOUDOUN-NORTHWEST PRINCE WILLIAM-CENTRAL
AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-
314 AM EDT THU JUL 2 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM EDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT
FRIDAY...
* WHAT...FOR THE FIRST EXTREME HEAT WARNING, DANGEROUSLY HOT
CONDITIONS WITH HEAT INDEX VALUES UP TO 112 EXPECTED. FOR THE
SECOND EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS WITH HEAT
INDEX VALUES UP TO 113 EXPECTED.
* WHERE...DC, AND PORTIONS OF CENTRAL, NORTH CENTRAL, NORTHEAST,
NORTHERN, AND SOUTHERN MARYLAND, AND CENTRAL, NORTHERN, AND
NORTHWEST VIRGINIA.
* WHEN...FOR THE FIRST EXTREME HEAT WARNING, FROM 10 AM THIS MORNING
TO 8 PM EDT THIS EVENING. FOR THE SECOND EXTREME HEAT WARNING,
FROM 10 AM TO 8 PM EDT FRIDAY.
* 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.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
MDZ003-502-WVZ051>053-021515-
/O.CON.KLWX.XH.W.0002.260702T1400Z-260703T0000Z/
/O.CON.KLWX.XH.W.0003.260703T1400Z-260704T0000Z/
WASHINGTON-CENTRAL AND EASTERN ALLEGANY-MORGAN-BERKELEY-JEFFERSON-
314 AM EDT THU JUL 2 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM EDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT
FRIDAY...
* WHAT...FOR THE FIRST EXTREME HEAT WARNING, DANGEROUSLY HOT
CONDITIONS WITH HEAT INDEX VALUES UP TO 109 EXPECTED. FOR THE
SECOND EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS WITH HEAT
INDEX VALUES UP TO 111 EXPECTED.
* WHERE...IN MARYLAND, WASHINGTON AND CENTRAL AND EASTERN ALLEGANY
COUNTIES. IN WEST VIRGINIA, BERKELEY, JEFFERSON, AND MORGAN
COUNTIES.
* WHEN...FOR THE FIRST EXTREME HEAT WARNING, FROM 10 AM THIS MORNING
TO 8 PM EDT THIS EVENING. FOR THE SECOND EXTREME HEAT WARNING,
FROM 10 AM TO 8 PM EDT FRIDAY.
* 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.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
MDZ501-VAZ025-026-504-WVZ503-506-021515-
/O.CON.KLWX.HT.Y.0005.260702T1400Z-260703T0000Z/
/O.CON.KLWX.HT.Y.0006.260703T1400Z-260704T0000Z/
EXTREME WESTERN ALLEGANY-AUGUSTA-ROCKINGHAM-EASTERN HIGHLAND-
WESTERN MINERAL-EASTERN PENDLETON-
314 AM EDT THU JUL 2 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
..HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT FRIDAY
* WHAT...FOR THE FIRST HEAT ADVISORY, HEAT INDEX VALUES UP TO 104
EXPECTED. FOR THE SECOND HEAT ADVISORY, HEAT INDEX VALUES UP TO
104 EXPECTED.
* WHERE...IN MARYLAND, EXTREME WESTERN ALLEGANY COUNTY. IN VIRGINIA,
AUGUSTA, EASTERN HIGHLAND, AND ROCKINGHAM COUNTIES. IN WEST
VIRGINIA, EASTERN PENDLETON AND WESTERN MINERAL COUNTIES.
* WHEN...FOR THE FIRST HEAT ADVISORY, FROM 10 AM THIS MORNING TO 8
PM EDT THIS EVENING. FOR THE SECOND HEAT ADVISORY, FROM 10 AM TO 8
PM EDT FRIDAY.
* 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.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
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.
KJP
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