WGUS61 KLWX 092146 FFALWX Flood Watch National Weather Service Baltimore MD/Washington DC 546 PM EDT Thu Jul 9 2026 MDZ004-VAZ027-029>031-040-501-505>507-526-092300- /O.CAN.KLWX.FA.A.0007.000000T0000Z-260710T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Frederick-Shenandoah-Page-Warren-Clarke-Rappahannock-Northern Fauquier-Western Loudoun-Eastern Loudoun-Northern Virginia Blue Ridge-Northwest Prince William- 546 PM EDT Thu Jul 9 2026 ...FLOOD WATCH IS CANCELLED... The Flash Flood Watch is cancelled for portions of north central Maryland, including the following area, Frederick and Virginia, including the following areas, Clarke, Eastern Loudoun, Northern Fauquier, Northern Virginia Blue Ridge, Northwest Prince William, Page, Rappahannock, Shenandoah, Warren and Western Loudoun. The threat for thunderstorms with heavy rain has ended. Therefore, the Flood Watch is being cancelled. $$ MDZ003-501-502-509-510-VAZ028-WVZ050>053-055-501>504-092300- /O.CAN.KLWX.FA.A.0007.000000T0000Z-260709T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Washington-Extreme Western Allegany-Central and Eastern Allegany- Western Garrett-Eastern Garrett-Frederick-Hampshire-Morgan- Berkeley-Jefferson-Hardy-Western Grant-Eastern Grant-Western Mineral-Eastern Mineral- 546 PM EDT Thu Jul 9 2026 ...FLOOD WATCH IS CANCELLED... The Flood Watch is cancelled for portions of Maryland, including the following areas, Central and Eastern Allegany, Eastern Garrett, Extreme Western Allegany, Washington and Western Garrett, northwest Virginia, including the following area, Frederick, and West Virginia, including the following areas, Berkeley, Eastern Grant, Eastern Mineral, Hampshire, Hardy, Jefferson, Morgan, Western Grant and Western Mineral. The threat for thunderstorms with heavy rain has ended. Therefore, the Flood Watch is being cancelled. $$ DCZ001-MDZ005-006-008-011-013-014-503>508-VAZ053-054-527-100300- /O.CON.KLWX.FA.A.0007.000000T0000Z-260710T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ District of Columbia-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-Central and Southeast Prince William/Manassas/Manassas Park- 546 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...Washington DC, and portions of Maryland, including the following areas, Anne Arundel, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, 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 and Fairfax. * 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 will continue 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 thee storms. These rates could approach 2 to 4 inches per hour. The most vulnerable locations will 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. && $$ ADS