New event. Severe Thunderstorm Warning from 8/28/2021 7:18 PM to 8:00 PM EDT for Central Maryland, DC/Northern VA. More information.
Interactive NWS Alert
Radar valid at 800 pm EDT, Aug 28th 2021
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
718 PM EDT Sat Aug 28 2021
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for...
Southwestern Montgomery County in central Maryland...
Southeastern Loudoun County in northern Virginia...
Northwestern Fairfax County in northern Virginia...
* Until 800 PM EDT.
* At 718 PM EDT, a severe thunderstorm was located over Poolesville,
moving south at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
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, Reston, Herndon, Vienna, Broadlands, Lansdowne, Lowes
Island, Brambleton, Poolesville, Dulles International Airport,
Potomac, Ashburn, Oakton, Sterling, North Potomac, Tysons Corner,
Wolf Trap, Great Falls, Countryside and Arcola.
For your protection move to an interior room on the lowest floor of a
LAT...LON 3921 7741 3921 7727 3891 7723 3894 7754
TIME...MOT...LOC 2318Z 005DEG 17KT 3913 7736
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
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