The National Weather Service office in Blacksburg, Virginia, issued a Hazardous Weather Outlook on Monday, September 21, 2026, at 4:31 AM EDT. This comprehensive outlook alerts residents to potential thunderstorms and associated hazards across a broad multi-state region, including northwest North Carolina, central Virginia, and sections of West Virginia.
Specifically for this afternoon, the forecast predicts thunderstorms that could bring isolated severe wind gusts. Additionally, locally heavy rainfall is anticipated throughout the day, which carries the potential for isolated flooding in affected areas. Residents are advised to stay informed about changing weather conditions as the day progresses.
The outlook identifies several North Carolina counties within its coverage area. For residents in the High Country, this includes Watauga County. Other counties in northwest and north central North Carolina covered by the alert are Ashe, Alleghany, Surry, Stokes, Rockingham, Caswell, Wilkes, and Yadkin. These areas should prepare for the possibility of strong winds and significant rainfall. The alert indicates these conditions could impact daily routines and travel.
Beyond Monday, the Hazardous Weather Outlook extends its concerns into the middle of the week. From Tuesday through Wednesday, the potential for locally heavy rainfall persists across the same forecast area. This continued rainfall could once again produce isolated flooding conditions, suggesting a prolonged period of elevated flood risk. The National Weather Service Blacksburg VA indicates that while hazardous weather is possible, spotter activation is not expected at this time for the duration of the outlook period.
The alert's wide geographical scope encompasses a significant portion of the Mid-Atlantic and Appalachian regions. In Virginia, the outlook applies to Tazewell, Smyth, Bland, Giles, Wythe, Pulaski, Montgomery, Grayson, Carroll, Floyd, Craig, Alleghany, Bath, Roanoke, Botetourt, Rockbridge, Patrick, Franklin, Bedford, Amherst, Henry, Pittsylvania, Campbell, Appomattox, Buckingham, Halifax, and Charlotte counties. Meanwhile, in southeast West Virginia, Mercer, Summers, Monroe, Eastern Greenbrier, and Western Greenbrier counties are also included in the advisory. The detailed list of affected areas highlights the broad nature of the weather system impacting the region this week.
The primary concerns identified by the National Weather Service Blacksburg VA for the immediate future are isolated severe wind gusts and locally heavy rainfall from thunderstorms expected this afternoon. These conditions carry the risk of isolated flooding. The potential for isolated flooding due to locally heavy rainfall continues as a key concern into the middle of the week, specifically on Tuesday and Wednesday. The overall outlook period covers Monday, September 21, 2026, through Sunday, September 27, 2026, with the most specific threats detailed for the early part of the week.
