Active Weather Alerts
Severe Thunderstorm Warning
Issued: 11:19 PM Aug. 27, 2026 – National Weather Service
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR SOUTHWESTERN CARROLL COUNTY IN NORTH CENTRAL MARYLAND... NORTHWESTERN HOWARD AND NORTHWESTERN MONTGOMERY COUNTIES IN CENTRAL MARYLAND...SOUTHEASTERN FREDERICK COUNTY IN NORTH CENTRAL MARYLAND AND NORTHEASTERN LOUDOUN COUNTIES IN NORTHERN VIRGINIA... At 719 PM EDT, a severe thunderstorm was located near Green Valley, or near Damascus, 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, Damascus, Montgomery Village, Ballenger Creek, Redland, Mount Airy, New Market, Green Valley, Linganore-Bartonsville, Clarksburg, Adamstown, Buckeystown, Monrovia, Laytonsville, Barnesville, Ijamsville, Park Mills, Watersville, Poplar Springs, and Woodbine. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is 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. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...1.00 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
Severe Thunderstorm Watch
Issued: 11:13 PM Aug. 27, 2026 – National Weather Service
MD . MARYLAND COUNTIES INCLUDED ARE ANNE ARUNDEL BALTIMORE CALVERT CARROLL CECIL CHARLES FREDERICK HARFORD HOWARD MONTGOMERY PRINCE GEORGES ST. MARYS WASHINGTON MARYLAND INDEPENDENT CITIES INCLUDED ARE BALTIMORE CITY
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