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: Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm (ANZ450) Issued by: National Weather Service Philadelphia, PA Last Update: 402 PM EST Wed Jan 21 2026 |  |
Tonight: SW winds 20 to 25 kt, diminishing to 15 to 20 kt late. Seas 4 to 6 ft. Wave detail: S 5 ft at 6 seconds. A chance of flurries early this evening. Thu: W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: S 5 ft at 7 seconds and SE 4 ft at 10 seconds. Thu Night: W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave detail: W 3 ft at 6 seconds and SE 1 foot at 10 seconds. Fri: W winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave detail: W 3 ft at 5 seconds and SE 1 foot at 10 seconds. Fri Night: NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 4 seconds and SE 1 foot at 10 seconds. A chance of light freezing spray. Sat: N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave detail: N 4 ft at 5 seconds and SE 1 foot at 10 seconds. A chance of light freezing spray in the morning. Sat Night: N winds 10 to 15 kt. Seas 2 to 3 ft. A chance of snow in the evening, then snow after midnight. Vsby 1 to 3 nm. Sun: NE winds 20 to 25 kt. Seas 3 to 5 ft. Snow. Vsby 1 to 3 nm. Sun Night: NE winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 8 ft. Snow. Vsby 1 to 3 nm. Mon: N winds 15 to 20 kt, becoming NW in the afternoon. Seas 6 to 8 ft. A chance of snow. Vsby 1 to 3 nm. Mon Night: NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 8 ft, subsiding to 5 to 6 ft after midnight. | |
| Zone Forecast: Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm (ANZ450) | |
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