Maryland Severe Severe Thunderstorm Warning | Effective 07/21/2026 14:08

Headline: 
Severe Thunderstorm Warning issued July 21 at 5:08PM EDT until July 21 at 5:45PM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 21, 2026 - 2:08pm
Expires: 
July 21, 2026 - 2:45pm
Description: 
SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Eastern Anne Arundel County in central Maryland... * Until 545 PM EDT. * At 508 PM EDT, a severe thunderstorm was located over Arnold, or near Magothy River, moving east at 45 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... Annapolis, Mayo, Shady Side, Naval Academy, Magothy River, Dobbins Island, Severn River, South River, Sillery Bay, Rhode River, Glen Burnie, Severna Park, Pasadena, Arnold, Lake Shore, Parole, Londontowne, Edgewater, Cape St. Claire, and Riva.
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.
Area Description: 
Anne Arundel, MD
Forcast Office: 
NWS Baltimore MD/Washington DC