Active Weather Alerts
Severe Thunderstorm Warning
Issued: 10:10 PM Apr. 1, 2026 – National Weather Service
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR SOUTHEASTERN FAIRFAX AND SOUTHEASTERN PRINCE WILLIAM COUNTIES... At 609 PM EDT, severe thunderstorms were located along a line extending from near Lake Ridge to Dale City to Dumfries to near Triangle, moving east at 40 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... Dale City, Annandale, Springfield, Groveton, Fort Belvoir, Woodbridge, Lake Ridge, Burke, Lincolnia, Montclair, Lorton, Franconia, Newington, Triangle, Dumfries, I395 and I495 Interchange, West Springfield, Cherry Hill, Mount Vernon, and Independent Hill. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...<.75 IN; WIND THREAT...RADAR INDICATED; MAX WIND GUST...60 MPH
Special Marine Warning
Issued: 10:08 PM Apr. 1, 2026 – National Weather Service
...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 700 PM EDT... For the following areas... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... At 607 PM EDT, severe thunderstorms were located along a line extending from 10 nm northwest of Mason Neck State Park to 7 nm northwest of Occoquan Bay to near Leesylvania State Park to Quantico, moving east at 30 knots. HAZARD...Wind gusts in excess of 48 knots. SOURCE...Radar indicated. IMPACT...Boaters could easily be thrown overboard by suddenly higher wind and waves capsizing their vessel. Boats could suffer significant damage in high winds. Locations impacted include... Leesylvania State Park, Smallwood State Park, National Harbor, Quantico, Fort Washington, Tidal Basin, Reagan National Airport, Gunston Hall, Mason Neck State Park, Woodrow Wilson Bridge, Indian Head, Key Bridge, Occoquan Bay, Fort Hunt, and Alexandria. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && HAIL...0.00IN; WIND...48KTS
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