Special Marine Warning

SMWLWX

The National Weather Service in Sterling Virginia has issued a

* Special Marine Warning for... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD...

* Until 730 PM EDT.

* At 529 PM EDT, a strong thunderstorm was located over Potomac Creek, moving northeast at 30 knots.

HAZARD...Wind gusts 34 knots or greater.

SOURCE...Radar indicated.

IMPACT...Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel.

* Locations impacted include... Fort Washington, Tidal Basin, Reagan National Airport, Gunston Hall, Mason Neck State Park, Woodrow Wilson Bridge, Indian Head, Key Bridge, Fort Hunt, National Harbor, and Alexandria.