iNWS Alert

MDC013-021-027-031-VAC059-107-091845-
/O.NEW.KLWX.SV.W.0247.260709T1813Z-260709T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
213 PM EDT Thu Jul 9 2026

The National Weather Service in Sterling Virginia has issued a

* Severe Thunderstorm Warning for...
Southwestern Carroll County in north central Maryland...
Northwestern Howard County in central Maryland...
Central Montgomery County in central Maryland...
Southeastern Frederick County in north central Maryland...
Central Loudoun County in northern Virginia...
Northern Fairfax County in northern Virginia...

* Until 245 PM EDT.

* At 213 PM EDT, severe thunderstorms were located along a line
extending from near Linganore-Bartonsville to near Point Of Rocks
to 6 miles north of Poolesville to near Leesburg to Purcellville,
moving east at 25 mph.

HAZARD...60 mph wind gusts and quarter size hail.

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, Gaithersburg, Leesburg, Olney, Damascus,
Lansdowne, Lowes Island, Poolesville, Ashburn, Montgomery Village,
North Potomac, Redland, Countryside, Purcellville, Round Hill,
Boyds, Green Valley, Clarksburg, and Darnestown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with these storms. Move indoors immediately. Lightning
is one of nature's leading killers. Remember, if you can hear
thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3935 7705 3922 7705 3907 7719 3905 7741
3912 7779 3919 7765 3919 7742 3933 7742
3935 7734
TIME...MOT...LOC 1813Z 274DEG 20KT 3934 7735 3930 7745 3923 7746 3916
7751 3913 7769

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH