Active Weather Alerts
Special Marine Warning
Issued: 10:51 PM Nov. 9, 2025 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Tidal Potomac from Indian Head to Cobb Island MD... * Until 645 PM EST. * At 551 PM EST, a thunderstorm was located over Maryland Point, moving northeast at 50 knots. HAZARD...Large hail. SOURCE...Radar indicated. IMPACT...Hail may damage your vessel. * Locations impacted include... Potomac Creek, Swan Point, Mathias Point, U.S. 301 Nice Memorial Bridge, Maryland Point, Nanjemoy Creek, Port Tobacco River, Popes Creek, Cobb Island, Westmoreland State Park, Fairview Beach, and Colonial Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Report severe weather to the Coast Guard or the National Weather Service. && HAIL...>.75IN; WIND...<34KTS
Marine Weather Statement
Issued: 10:48 PM Nov. 9, 2025 – National Weather Service
...SPORADIC GUSTY WINDS AND A FEW THUNDERSTORMS THIS EVENING... Sporadic gusty winds shifting to out of the west with gusts of 20 to 30 knots are possible this evening, especially in and near any thunderstorms that develop. Mariners should use extreme caution if navigating the waters this evening. Be alert for possible Special Marine Warnings, as some thunderstorms may produce hail and wind gusts to gale force.
Gale Watch
Issued: 10:22 PM Nov. 9, 2025 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 6 AM EST TUESDAY... ...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY AFTERNOON... * WHAT...For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt expected. For the Gale Watch, west winds 15 to 20 kt with gusts up to 35 kt possible. * WHERE...Tidal Potomac from Indian Head to Cobb Island MD. * WHEN...For the Small Craft Advisory, from 10 PM this evening to 6 AM EST Tuesday. For the Gale Watch, from Tuesday morning through Tuesday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. &&
Small Craft Advisory
Issued: 10:22 PM Nov. 9, 2025 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 6 AM EST TUESDAY... ...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY AFTERNOON... * WHAT...For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt expected. For the Gale Watch, west winds 15 to 20 kt with gusts up to 35 kt possible. * WHERE...Tidal Potomac from Indian Head to Cobb Island MD. * WHEN...For the Small Craft Advisory, from 10 PM this evening to 6 AM EST Tuesday. For the Gale Watch, from Tuesday morning through Tuesday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. &&
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