Last Updated on August 11, 2026 8:30 am
What
Flooding caused by excessive rainfall is possible.
Where
Portions of northwest North Carolina, including the following areas, Alleghany NC, Ashe and Watauga, Virginia, including the following areas, Alleghany VA, Bath, Bland, Botetourt, Carroll, Craig, Floyd, Giles, Grayson, Montgomery, Pulaski, Roanoke, Rockbridge, Smyth, Tazewell and Wythe, and southeast West Virginia, including the following areas, Eastern Greenbrier, Mercer, Monroe, Summers and Western Greenbrier.
When
Through Thursday morning.
Impacts
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas.
Additional Details
Possible repeated rounds of thunderstorms in an extremely moist airmass will lead to flash flooding concerns over the next several days.
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.
Counties Covered
North Carolina: Ashe, Alleghany, Watauga. Virginia: Tazewell, Smyth, Bland, Giles, Wythe, Pulaski, Montgomery, Grayson, Carroll, Floyd, Craig, Alleghany, Bath, Roanoke, Botetourt, Rockbridge. West Virginia: Mercer, Summers, Monroe, Eastern Greenbrier, Western Greenbrier.
This Flood Watch was issued by the National Weather Service in Blacksburg, Virginia, at 1:34 AM EDT on August 11, 2026, and is in effect until 8:00 AM EDT Thursday, August 13, 2026.
Forecast courtesy of the National Weather Service.
