Maryland Severe Thunderstorm Warning | Effective 05/20/2026 13:54

Headline: 
Severe Thunderstorm Warning issued May 20 at 4:54PM EDT until May 20 at 5:45PM EDT by NWS Baltimore MD/Washington DC
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 20, 2026 - 1:54pm
Expires: 
May 20, 2026 - 2:45pm
Description: 
SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Northern Harford County in northern Maryland... Northwestern Cecil County in northeastern Maryland... East central Baltimore County in northern Maryland... * Until 545 PM EDT. * At 453 PM EDT, a severe thunderstorm was located over Pleasant Hills, or 10 miles west of Aberdeen, moving northeast at 25 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... Aberdeen, Havre De Grace, Bel Air South, Bel Air North, Fallston, Kingsville, Pleasant Hills, Rising Sun, West Nottingham, Octoraro, Richardsmere, Woodlawn, Conowingo, Rock Springs, Farmington, Perryville, Port Deposit, Darlington, Fork, and Churchville.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Damaging winds 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: 
Baltimore, MD; Cecil, MD; Harford, MD
Forcast Office: 
NWS Baltimore MD/Washington DC