Headline:
Severe Thunderstorm Warning issued July 18 at 2:26PM EDT until July 18 at 3:15PM EDT by NWS Baltimore MD/Washington DC
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
July 18, 2026 - 11:26am
Expires:
July 18, 2026 - 12:15pm
Description:
SVRLWX
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for...
South central Carroll County in north central Maryland...
Northwestern Howard County in central Maryland...
Northwestern Montgomery County in central Maryland...
Southern Frederick County in north central Maryland...
Northeastern Loudoun County in northern Virginia...
* Until 315 PM EDT.
* At 226 PM EDT, a severe thunderstorm was located near Ballenger
Creek, or near Harry Grove Stadium, moving southeast at 15 mph.
HAZARD...Golf ball size hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect wind damage to trees and power lines. Hail is
large enough to dent and damage vehicles. Some hail
damage to roofs, siding, and windows is possible.
* Locations impacted include...
Germantown, Frederick, Damascus, Poolesville, Ballenger Creek,
Mount Airy, New Market, Boyds, Green Valley, Point Of Rocks,
Linganore-Bartonsville, Clarksburg, Adamstown, Buckeystown,
Monrovia, Barnesville, Ijamsville, Mount Pleasant, Park Mills, and
Lucketts.
Instruction:
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 this storm. 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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
A Tornado Watch remains in effect until 900 PM EDT for central and
north central Maryland.
Area Description:
Carroll, MD; Frederick, MD; Howard, MD; Montgomery, MD; Loudoun, VA
Forcast Office:
NWS Baltimore MD/Washington DC
Sender: