Very Cold with Snow and Ice Across the Central & Eastern States; Turning Unsettled in the Northwest

Well below normal temperatures, bitterly cold wind chills, and another round of snow and ice will impact the central and eastern U.S. through at least Tuesday. Wintry precipitation will extend as far south as Texas and Louisiana. Meanwhile, rain and wind will return to the Pacific Northwest, with locally heavy precipitation by mid-week.
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Last Update: 920 PM EST Mon Jan 15 2018

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Philadelphia, PA Local Forecast Office

26NM NE Atlantic City NJ

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST TUESDAY...
Synopsis: High pressure centered in eastern Canada will lose its influence on our region tonight and Tuesday as a clipper low approaches from the Great Lakes region. The low will weaken to our north as another area of low pressure forms off the Mid-Atlantic coast Tuesday night. The coastal low is then expected to move northeast toward Cape Cod on Wednesday and the Canadian Maritimes Wednesday night. High pressure builds in from the Southeastern states late in the week before progressing offshore this weekend.

Overnight
NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt. Seas 4 to 7 ft, subsiding to 3 to 5 ft. Swell mainly from the E with a dominant period of 8 seconds.
Tue
SE winds 5 to 10 kt. Seas 3 to 5 ft. Swell mainly from the E with a dominant period of 9 seconds.
Tue Night
SE winds around 5 kt, becoming NE late in the evening, then becoming N after midnight, increasing to around 15 kt with gusts up to 20 kt late. Seas around 4 ft. Swell mainly from the E with a dominant period of 10 seconds. a chance of rain in the late evening and early morning. Rain and snow likely late.
Wed
NW winds around 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. Swell mainly from the SE with a dominant period of 10 seconds. snow likely in the morning, then a chance of snow early in the afternoon. Vsby 1 to 3 nm.
Wed Night
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Light freezing spray. Vsby 1 to 3 nm in the evening.
Thu
W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Light freezing spray in the morning.
Thu Night
W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft.
Fri
W winds 10 to 15 kt. Seas 3 to 4 ft.
Fri Night
W winds 10 to 15 kt. Seas around 3 ft.
Sat
SW winds 10 to 15 kt. Seas around 3 ft.
Sat Night
SW winds 10 to 15 kt. Seas around 3 ft.
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Last Update: 920 PM EST Mon Jan 15 2018
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