From: 16/03/2026, 20:37
To: 16/03/2026, 22:00

SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... * Until 1000 PM EDT. * At 837 PM EDT, severe thunderstorms capable of producing waterspouts were located along a line extending from 26 nm west of Key Bridge to 24 nm southwest of Potomac Creek, moving northeast at 65 knots. HAZARD...Wind gusts in excess of 48 knots and waterspouts. 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. Waterspouts can easily overturn boats and create locally hazardous seas. * Locations impacted include... Potomac Creek, Breton Bay, Nanjemoy Creek, Quantico, Reagan National Airport, Swan Point, Coltons Point, Gunston Hall, Occoquan Bay, Popes Creek, Saint Clements Bay, Maryland Point, Port Tobacco River, Colonial Beach, Leesylvania State Park, Cobb Island, Mathias Point, U.S. 301 Nice Memorial Bridge, Mason Neck State Park, and Woodrow Wilson Bridge.

From: 16/03/2026, 20:00
To: 17/03/2026, 00:00

* WHAT...West winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...The Washington Metropolitan area, northern Virginia, northern and central Maryland as well as southern Maryland. * WHEN...From 8 PM this evening to midnight EDT tonight. A sudden onset of strong winds are expected behind the cold front this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.