Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend
Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >
| NWS Forecast for: Tidal Potomac from Cobb Island MD to Smith Point VA (ANZ537) Issued by: National Weather Service Baltimore, MD/Washington, D.C. Last Update: 358 PM EST Wed Jan 21 2026 | |
Rest Of This Afternoon: S winds 15 kt with gusts to 20 kt. Waves 2 ft. Tonight: SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Thu: SW winds 10 to 15 kt...becoming W 5 to 10 kt late. Waves 1 to 2 ft. Thu Night: N winds around 5 kt. Waves 1 ft or less. Fri: NE winds 5 to 10 kt. Waves 1 ft or less. Fri Night: N winds 20 to 25 kt. Waves 2 to 3 ft. A chance of light freezing spray. Sat: NE winds 15 to 20 kt. Waves 2 to 3 ft. A chance of snow in the afternoon. Snow through the night. A chance of light freezing spray through the night. Sun: N winds 15 to 20 kt...diminishing to 10 to 15 kt after midnight. Waves 2 to 3 ft. Freezing rain and snow, then a chance of snow after midnight. | |
| Zone Forecast: Tidal Potomac from Cobb Island MD to Smith Point VA (ANZ537) | |
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