640
WGUS61 KLWX 091523
FFALWX
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1123 AM EDT THU JUL 9 2026
VAZ027-029>031-040-501-507-092330-
/O.EXA.KLWX.FA.A.0007.260709T1800Z-260710T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SHENANDOAH-PAGE-WARREN-CLARKE-RAPPAHANNOCK-NORTHERN FAUQUIER-
NORTHERN VIRGINIA BLUE RIDGE-
1123 AM EDT THU JUL 9 2026
..FLOOD WATCH IN EFFECT UNTIL 11 PM EDT THIS EVENING
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...PORTIONS OF NORTHERN AND NORTHWEST VIRGINIA, INCLUDING THE
FOLLOWING AREAS, IN NORTHERN VIRGINIA, NORTHERN FAUQUIER. IN
NORTHWEST VIRGINIA, CLARKE, NORTHERN VIRGINIA BLUE RIDGE, PAGE,
RAPPAHANNOCK, SHENANDOAH AND WARREN.
* WHEN...UNTIL 11 PM EDT THIS EVENING.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
* ADDITIONAL DETAILS...
- CLUSTERS OF STRONG TO SEVERE THUNDERSTORMS ARE LIKELY TO PUSH
ACROSS THE REGION THIS AFTERNOON AND EVENING. WITH A
CONTINUED TROPICAL AIR MASS OVER THE AREA, VERY HEAVY
RAINFALL RATES ARE POSSIBLE IN MANY OF THESE STORMS. THESE
RATES COULD APPROACH 2 TO 3 INCHES PER HOUR, WITH HIGHER
INSTANTANEOUS RATES POSSIBLE. THE MOST VULNERABLE LOCATIONS
WOULD BE URBANIZED AREAS ALONG I-95 AS WELL AS AREAS WHICH
HAVE EXPERIENCED HEAVY RAINFALL IN RECENT DAYS.
- PLEASE VISIT WWW.WEATHER.GOV/SAFETY/FLOOD FOR FLOOD SAFETY
AND PREPAREDNESS INFORMATION
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
DCZ001-MDZ004>006-008-011-013-014-503>508-VAZ053-054-505-506-526-527-
092330-
/O.CON.KLWX.FA.A.0007.260709T1800Z-260710T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DISTRICT OF COLUMBIA-FREDERICK-CARROLL-NORTHERN BALTIMORE-CECIL-
SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-NORTHWEST
MONTGOMERY-CENTRAL AND SOUTHEAST MONTGOMERY-NORTHWEST HOWARD-
CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-SOUTHEAST HARFORD-
FAIRFAX-ARLINGTON/FALLS CHURCH/ALEXANDRIA-WESTERN LOUDOUN-EASTERN
LOUDOUN-NORTHWEST PRINCE WILLIAM-CENTRAL AND SOUTHEAST PRINCE
WILLIAM/MANASSAS/MANASSAS PARK-
1123 AM EDT THU JUL 9 2026
..FLOOD WATCH REMAINS IN EFFECT UNTIL 11 PM EDT THIS EVENING
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...PORTIONS OF DC, INCLUDING THE FOLLOWING , DISTRICT OF
COLUMBIA, MARYLAND, INCLUDING THE FOLLOWING AREAS, ANNE ARUNDEL,
CARROLL, CECIL, CENTRAL AND SOUTHEAST HOWARD, CENTRAL AND
SOUTHEAST MONTGOMERY, FREDERICK, NORTHERN BALTIMORE, NORTHWEST
HARFORD, NORTHWEST HOWARD, NORTHWEST MONTGOMERY, PRINCE GEORGES,
SOUTHEAST HARFORD AND SOUTHERN BALTIMORE, AND NORTHERN VIRGINIA,
INCLUDING THE FOLLOWING AREAS, ARLINGTON/FALLS CHURCH/ALEXANDRIA,
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK,
EASTERN LOUDOUN, FAIRFAX, NORTHWEST PRINCE WILLIAM AND WESTERN
LOUDOUN.
* WHEN...UNTIL 11 PM EDT THIS EVENING.
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.
* ADDITIONAL DETAILS...
- CLUSTERS OF STRONG TO SEVERE THUNDERSTORMS ARE LIKELY TO PUSH
ACROSS THE REGION THIS AFTERNOON AND EVENING. WITH A
CONTINUED TROPICAL AIR MASS OVER THE AREA, VERY HEAVY
RAINFALL RATES ARE POSSIBLE IN MANY OF THESE STORMS. THESE
RATES COULD APPROACH 2 TO 3 INCHES PER HOUR, WITH HIGHER
INSTANTANEOUS RATES POSSIBLE. THE MOST VULNERABLE LOCATIONS
WOULD BE URBANIZED AREAS ALONG I-95 AS WELL AS AREAS WHICH
HAVE EXPERIENCED HEAVY RAINFALL IN RECENT DAYS.
- PLEASE VISIT WWW.WEATHER.GOV/SAFETY/FLOOD FOR FLOOD SAFETY
AND PREPAREDNESS INFORMATION
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
LFR
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