Severe · Severe Thunderstorm WarningThis alert has expired. It is kept for reference.
Severe Thunderstorm Warning issued September 3 at 11:33PM EDT until September 4
Affecting Montgomery, MD; Fairfax, VA; Loudoun, VA
In effect until: Sep 4, 2026, 4:00 AM
Montgomery, MD; Fairfax, VA; Loudoun, VA
Confirmed across 3 counties in MD and VA; expires 4:00 AM.
For your protection move to an interior room on the lowest floor of a building.
Read the original bulletin (official text)
At 1132 PM EDT, severe thunderstorms were located along a line extending from near North Potomac to Tysons Corner, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. Locations impacted include... Germantown, Rockville, Bethesda, Gaithersburg, Reston, Herndon, Lansdowne, Lowes Island, Poolesville, American Legion Bridge, Mclean, Dulles International Airport, Aspen Hill, Potomac, North Bethesda, Ashburn, Montgomery Village, Sterling, North Potomac, and Tysons Corner.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™