Unsettled Weather Across the Northwest; Much Cooler for the East

A frontal system will bring rain and mountain snow from northern California into Washington today, before advancing into the Rockies and Intermountain West on Monday. Strong and gusty winds are also expected over parts of California and Nevada. Meanwhile, much cooler and more seasonable weather will return to the East Coast today as temperatures rebound from the southern Plains into the Midwest.
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Last Update: 1003 AM EDT Sun Oct 17 2021

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Philadelphia, PA Local Forecast Office

31NM SSE New York NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Synopsis: A steady west to northwest flow will remain across the northeast and Mid Atlantic region for the first half of the upcoming week with low pressure located to the north and high pressure to the south. A couple of weak surface troughs will move across the area today and Monday. A cold front is forecast to move across the east coast late in the week.

Rest Of Today
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. A slight chance of showers this afternoon. Swell mainly from the NW with a dominant period of 5 seconds.
Tonight
W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Swell mainly from the NW with a dominant period of 5 seconds.
Mon
NW winds 15 to 20 kt. Gusts up to 25 kt, increasing to 30 kt late. Seas 3 to 4 ft. Swell mainly from the NW with a dominant period of 4 seconds.
Mon Night
NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the late evening and overnight. Gusts up to 30 kt. Seas 3 to 4 ft. Swell mainly from the NW with a dominant period of 5 seconds.
Tue
W winds 15 to 20 kt with gusts up to 25 kt. Seas around 3 ft.
Tue Night
W winds 15 to 20 kt with gusts up to 25 kt. Seas around 3 ft.
Wed
W winds 10 to 15 kt. Seas around 3 ft in the morning, then 2 ft or less.
Wed Night
W winds 5 to 10 kt. Seas 2 ft or less.
Thu
SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 2 ft or less, then around 3 ft in the afternoon.
Thu Night
SW winds 10 to 15 kt. Seas 3 to 4 ft.
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ABOUT THIS FORECAST

Last Update: 1003 AM EDT Sun Oct 17 2021
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