Note: The Severe Thunderstorm Watch has been canceled for the DC region. The most recent watch issuance before the cancellation is below.
A Severe Thunderstorm Watch is in effect to 8 pm Thursday, July 31, 2025 including the following jurisdictions.
DISTRICT OF COLUMBIA.
MARYLAND: Anne Arundel, Howard, Montgomery, Prince George’s, Carroll, Frederick, Washington, Cecil, Baltimore, Baltimore City, Harford, Calvert, Charles, St. Mary’s, Kent, Queen Anne’s, Talbot, Caroline, Dorchester, Wicomico, Worcester (added Allegany).
VIRGINIA: Fredericksburg, Greene, King George, Orange, Spotsylvania, Arlington, Alexandria, Fairfax, Fairfax City, Falls Church, Manassas, Manassas Park, Culpeper, Fauquier, Loudoun, Prince William, Stafford, Fauquier, Loudoun, Prince William, Stafford, Clarke, Madison, Rappahannock, Warren, Caroline, Westmoreland (added Winchester, Frederick, Page, Shenandoah, Harrisonburg, Rockingham).
WEST VIRGINIA: Jefferson (added Hampshire, Hardy, Mineral, Berkeley, Morgan).
Excerpted from the National Weather Service:
The NWS Storm Prediction Center has issued a
Severe Thunderstorm Watch for portions of
District Of Columbia
Delaware
Maryland
New Jersey
Southeast New York
Southern into Eastern Pennsylvania
Northern and Eastern Virginia
Eastern Panhandle of West Virginia
Coastal Waters
Effective this Thursday afternoon and evening from 115 PM until 800 PM EDT.
Primary threats include…
Scattered damaging wind gusts to 65 mph possible
Isolated large hail events to 1 inch in diameter possible
SUMMARY…Scattered to numerous thunderstorms are forecast to develop and intensify this afternoon. Several clusters of thunderstorms will likely focus a risk for strong to severe wind gusts capable of wind damage. This activity will likely persist into the early evening before diminishing or moving east of the coast.
The severe thunderstorm watch area is approximately along and 95 statute miles east and west of a line from 10 miles east northeast of Allentown PA to 50 miles southwest of Patuxent River MD. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2).
PRECAUTIONARY/PREPAREDNESS ACTIONS…
REMEMBER…A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes.