416
WWUS71 KLWX 191720
NPWLWX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 PM EDT SUN APR 19 2026
DCZ001-MDZ013-014-016>018-VAZ054-057-200130-
/O.EXA.KLWX.FZ.A.0003.260421T0600Z-260421T1400Z/
DISTRICT OF COLUMBIA-PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST.
MARYS-CALVERT-ARLINGTON/FALLS CHURCH/ALEXANDRIA-KING GEORGE-
120 PM EDT SUN APR 19 2026
...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 30 POSSIBLE, ESPECIALLY
IN OUTLYING AREAS AWAY FROM LARGER BODIES OF WATER.
* WHERE...THE DISTRICT OF COLUMBIA. IN MARYLAND, ANNE ARUNDEL,
PRINCE GEORGES, CALVERT, CHARLES, AND ST. MARYS COUNTIES. IN
VIRGINIA, KING GEORGE AND ARLINGTON/FALLS CHURCH/ALEXANDRIA
COUNTIES.
* WHEN...FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING.
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR
PLUMBING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.
TO PREVENT WATER PIPES FROM FREEZING, WRAP OR DRAIN OR ALLOW THEM TO
DRIP SLOWLY.
MDZ003>006-008-503-505-507-VAZ025>031-038>040-050-051-501-502-
505>508-526-WVZ051>053-200130-
/O.CON.KLWX.FZ.A.0003.260421T0600Z-260421T1400Z/
WASHINGTON-FREDERICK-CARROLL-NORTHERN BALTIMORE-CECIL-NORTHWEST
MONTGOMERY-NORTHWEST HOWARD-NORTHWEST HARFORD-AUGUSTA-ROCKINGHAM-
SHENANDOAH-FREDERICK-PAGE-WARREN-CLARKE-GREENE-MADISON-
RAPPAHANNOCK-ORANGE-CULPEPER-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-
WESTERN LOUDOUN-EASTERN LOUDOUN-NORTHERN VIRGINIA BLUE RIDGE-
CENTRAL VIRGINIA BLUE RIDGE-NORTHWEST PRINCE WILLIAM-MORGAN-
BERKELEY-JEFFERSON-
120 PM EDT SUN APR 19 2026
...FREEZE WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH
TUESDAY MORNING...
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 26 TO 30 DEGREES
POSSIBLE.
* WHERE...PORTIONS OF CENTRAL, NORTH CENTRAL, NORTHEAST, AND
NORTHERN MARYLAND, CENTRAL, NORTHERN, NORTHWEST, AND WESTERN
VIRGINIA, AND PANHANDLE WEST VIRGINIA.
* WHEN...FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING.
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR
PLUMBING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.
TO PREVENT WATER PIPES FROM FREEZING, WRAP OR DRAIN OR ALLOW THEM TO
DRIP SLOWLY.
MDZ011-504-506-508-VAZ036-037-053-055-056-527-200130-
/O.CON.KLWX.FZ.A.0003.260421T0600Z-260421T1400Z/
SOUTHERN BALTIMORE-CENTRAL AND SOUTHEAST MONTGOMERY-CENTRAL AND
SOUTHEAST HOWARD-SOUTHEAST HARFORD-NELSON-ALBEMARLE-FAIRFAX-
STAFFORD-SPOTSYLVANIA-CENTRAL AND SOUTHEAST PRINCE
WILLIAM/MANASSAS/MANASSAS PARK-
120 PM EDT SUN APR 19 2026
...FREEZE WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH
TUESDAY MORNING...
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 29 TO 32 DEGREES
POSSIBLE, ESPECIALLY NORTHWEST OF INTERSTATE 95.
* WHERE...IN MARYLAND, CENTRAL AND SOUTHEAST HOWARD, CENTRAL AND
SOUTHEAST MONTGOMERY, SOUTHEAST HARFORD, AND SOUTHERN BALTIMORE
COUNTIES. IN VIRGINIA, ALBEMARLE, NELSON, SPOTSYLVANIA, CENTRAL
AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK, FAIRFAX, AND
STAFFORD COUNTIES.
* WHEN...FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING.
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR
PLUMBING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.
TO PREVENT WATER PIPES FROM FREEZING, WRAP OR DRAIN OR ALLOW THEM TO
DRIP SLOWLY.
DHOF
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