They include the Potomac and Monocacy Rivers.
...FLOOD WATCH REMAINS IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
FRIDAY EVENING...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of Maryland, including the following areas,
Central and Eastern Allegany, Extreme Western Allegany, Frederick
MD, Garrett and Washington, Virginia, including the following
areas, Albemarle, Augusta, Central Virginia Blue Ridge, Clarke,
Culpeper, Eastern Highland, Frederick VA, Greene, Madison, Nelson,
Northern Fauquier, Northern Virginia Blue Ridge, Orange, Page,
Rappahannock, Rockingham, Shenandoah, Warren, Western Highland and
Western Loudoun, and West Virginia, including the following areas,
Berkeley, Eastern Grant, Eastern Mineral, Eastern Pendleton,
Hampshire, Hardy, Jefferson, Morgan, Western Grant, Western
Mineral and Western Pendleton.
* WHEN...From 8 PM EDT this evening through Friday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- The remnants of Debby will move northward through the area,
leading to heavy rainfall tonight into Friday. A widespread 3
to 5 inches of rainfall is expected within the Watch area,
with localized totals up to 8 inches.
- 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.
Flood Watches Along the Area's Rivers.
Flood Watch
Flood Watch National Weather Service Baltimore MD/Washington DC 1149 AM EDT Thu Aug 8 2024 ...The National Weather Service in Baltimore MD/Washington DC has issued a Flood Watch for the following rivers in West Virginia... Maryland...Virginia... South Branch Potomac River near Springfield affecting Hardy and Hampshire Counties. Potomac River at Shepherdstown affecting Jefferson, Berkeley and Washington Counties. Potomac River at Point of Rocks affecting Western Loudoun and Frederick MD zones. Potomac River at Harpers Ferry affecting Jefferson and Washington Counties. Potomac River at Edwards Ferry affecting Northwest Montgomery, Western Loudoun and Eastern Loudoun zones. Potomac River at Little Falls affecting Central and Southeast Montgomery and Fairfax Counties. South Fork Shenandoah River near Lynnwood affecting Rockingham County. North Fork Shenandoah near Strasburg affecting Warren and Shenandoah Counties. South Fork Shenandoah River near Luray affecting Page County. Shenandoah River at Millville affecting Jefferson, Clarke and Warren Counties. South Fork Shenandoah River at Front Royal affecting Warren County. Rappahannock River at Remington affecting Southern Fauquier and Culpeper zones. Conococheague Creek at Fairview affecting Washington County. Opequon Creek near Martinsburg affecting Jefferson and Berkeley Counties. Monocacy River near Frederick affecting Frederick MD zone. Cacapon River near Great Cacapon affecting Morgan County. For the South Branch Potomac River...including Franklin, Moorefield - SF, Petersburg, Springfield...flooding is possible. For the Potomac River...including Paw Paw, Hancock, Shepherdstown, Harpers Ferry, Point of Rocks, Edwards Ferry, Little Falls... flooding is possible. For the South Fork Shenandoah River...including Lynnwood, Luray, Front Royal...flooding is possible. For the Rappahannock River...including Remington, Fredericksburg, Fredericksburg...flooding is possible. For the Conococheague Creek...including Fairview...flooding is possible. For the Opequon Creek...including Martinsburg...flooding is possible. For the Monocacy River...including Frederick...flooding is possible. For the Cacapon River...including Great Cacapon...flooding is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you are in the watch area, remain alert to possible flooding. Residents and those with interests near the river should monitor rising water levels and be prepared for possible flood warnings. Additional information is available at weather.gov/washington or weather.gov/baltimore. The next statement will be issued this evening at 800 PM EDT. By The National Weather Service, Sterling, Va.