Active Weather Alerts
Special Marine Warning
Issued: 9:41 PM Jul. 22, 2026 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Chesapeake Bay from Drum Point MD to Smith Point VA... Chesapeake Bay from North Beach to Drum Point MD... Patuxent River to Broomes Island MD... Tangier Sound and the inland waters surrounding Bloodsworth Island... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... * Until 715 PM EDT. * At 541 PM EDT, strong thunderstorms were located along a line extending from near Breton Bay to 6 nm southwest of Colonial Beach, moving east at 35 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... Hooper Island Light, Cuckold Creek, Coltons Point, Saint George Island, Point No Point, Calvert Cliffs, The Targets, Richland Point Buoy, Piney Point, Deep Hole, Solomons Island, Nanticoke River Mouth, Point Lookout, Tangier Sound, Cobb Island, Town Creek, Drum Point, Wicomico River, Honga River, and Fishing Bay. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && HAIL...0.00IN; WIND...>34KTS
Special Marine Warning
Issued: 8:47 PM Jul. 22, 2026 – National Weather Service
...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 600 PM EDT... For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD... At 447 PM EDT, a severe thunderstorm was located 12 nm southwest of Potomac Creek, moving east at 30 knots. HAZARD...Wind gusts in excess of 48 knots and large hail. 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 and hail. Locations impacted include... Breton Bay, Potomac Creek, Saint Clements Bay, Maryland Point, Nanjemoy Creek, Port Tobacco River, Cobb Island, Swan Point, Coltons Point, Mathias Point, U.S. 301 Nice Memorial Bridge, Wicomico River, Popes Creek, Westmoreland State Park, Fairview Beach, Colonial Beach, and Dahlgren. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && HAIL...>.75IN; WIND...48KTS
Small Craft Advisory
Issued: 7:03 PM Jul. 22, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM EDT THIS EVENING... * WHAT...West winds around 10 kt with gusts to 20 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, Patapsco River including Baltimore Harbor, and Patuxent River to Broomes Island MD. * WHEN...Until 9 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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