Snow, Blowing Snow, and Dangerous Wind Chills from the North Plains to the Northeast

A powerful storm system will moving northeast and offshore later Sunday. An upper level low will continue producing snow and blowing snow from the Upper Midwest to the Northeast, especially, downwind of the Great Lakes. Bitterly cold air will plunge into the Plains following this system, with wind chills as cold as -40 degrees.
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Coastal Waters Forecast for Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454) (Text-Only)
NWS Forecast for: Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454)
Issued by: National Weather Service Philadelphia, PA
Last Update: 336 PM EST Sat Jan 18 2020
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This Afternoon: S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Swell mainly from the E with a dominant period of 7 seconds. Rain.

Tonight: SW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Swell mainly from the SE with a dominant period of 8 seconds. rain, mainly in the evening.

Sun: NW winds 20 to 25 kt. Gusts up to 30 kt. Seas 4 to 7 ft. Swell mainly from the S with a dominant period of 7 seconds.

Sun Night: NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Swell mainly from the NW with a dominant period of 6 seconds.

Mon: NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft.

Mon Night: N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft.

Tue: N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft.

Tue Night: N winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 3 ft.

Wed: N winds 5 to 10 kt. Seas around 3 ft in the morning, then 2 ft or less.

Wed Night: N winds around 5 kt. Seas 2 ft or less.



Zone Forecast: Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm (ANZ454)

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