445
WGUS61 KLWX 091657
FFALWX
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1257 PM EDT THU JUL 9 2026
MDZ003-501-502-509-510-VAZ028-WVZ050>053-055-501>504-092300-
/O.EXB.KLWX.FA.A.0007.260709T1657Z-260709T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASHINGTON-EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
WESTERN GARRETT-EASTERN GARRETT-FREDERICK-HAMPSHIRE-MORGAN-
BERKELEY-JEFFERSON-HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN
MINERAL-EASTERN MINERAL-
1257 PM EDT THU JUL 9 2026
..FLOOD WATCH IN EFFECT UNTIL 7 PM EDT THIS EVENING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE
POSSIBLE.
* WHERE...PORTIONS OF MARYLAND, INCLUDING THE FOLLOWING AREAS,
CENTRAL AND EASTERN ALLEGANY, EASTERN GARRETT, EXTREME WESTERN
ALLEGANY, WASHINGTON AND WESTERN GARRETT, NORTHWEST VIRGINIA,
INCLUDING THE FOLLOWING AREA, FREDERICK, AND WEST VIRGINIA,
INCLUDING THE FOLLOWING AREAS, BERKELEY, EASTERN GRANT, EASTERN
MINERAL, HAMPSHIRE, HARDY, JEFFERSON, MORGAN, WESTERN GRANT AND
WESTERN MINERAL.
* WHEN...UNTIL 7 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 THROUGH EARLY THIS 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 1 TO 3 INCHES PER HOUR, WITH HIGHER
INSTANTANEOUS RATES POSSIBLE. THIS MAY CAUSE CREEKS AND
STREAM TO QUICKLY RISE OUT OF THEIR BANKS ALONG WITH
POTENTIAL FLASH FLOODING IN URBAN AREAS.
- PLEASE VISIT WWW.WEATHER.GOV/SAFETY/FLOOD FOR FLOOD SAFETY
AND PREPAREDNESS INFORMATION
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD
WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED
TO TAKE ACTION SHOULD FLOODING DEVELOP.
DCZ001-MDZ004>006-008-011-013-014-503>508-VAZ027-029>031-040-053-054-
501-505>507-526-527-100100-
/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-
SHENANDOAH-PAGE-WARREN-CLARKE-RAPPAHANNOCK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-NORTHERN FAUQUIER-WESTERN
LOUDOUN-EASTERN LOUDOUN-NORTHERN VIRGINIA BLUE RIDGE-NORTHWEST
PRINCE WILLIAM-CENTRAL AND SOUTHEAST PRINCE
WILLIAM/MANASSAS/MANASSAS PARK-
1257 PM 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...THE 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 VIRGINIA, INCLUDING THE FOLLOWING AREAS,
ARLINGTON/FALLS CHURCH/ALEXANDRIA, CENTRAL AND SOUTHEAST PRINCE
WILLIAM/MANASSAS/MANASSAS PARK, CLARKE, EASTERN LOUDOUN, FAIRFAX,
NORTHERN FAUQUIER, NORTHERN VIRGINIA BLUE RIDGE, NORTHWEST PRINCE
WILLIAM, PAGE, RAPPAHANNOCK, SHENANDOAH, WARREN 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 THROUGH THIS 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. THIS MAY CAUSE CREEKS AND STREAM TO QUICKLY
RISE OUT OF THEIR BANKS ALONG WITH POTENTIAL FLASH FLOODING
IN URBAN AREAS. 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.
BJL
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