National Weather Service United States Department of Commerce

Powerful nor'easter continues to affect areas across Northeast

The powerful nor'easter that brought moderate to heavy snowfall and blizzard conditions to the Northeast on Monday will continue to affect the region on Tuesday, with heavy snow and blizzard conditions expected from eastern Long Island to Maine as the system slowly moves to the northeast. Snow and strong winds will being tapering off from south to north Tuesday night into Wednesday morning.
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Hazardous Weather Conditions

Current Conditions

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Port Jefferson NY

7 Day Forecast

For More Weather Information:

New York, NY Local Forecast Office

Today

Becoming Sunny

Becoming
Sunny

High: 26 °F

Tonight

Clear

Clear

Low: 14 °F

Thursday

Increasing Clouds

Increasing
Clouds

High: 32 °F

Thursday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 29 °F

Friday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 34 °FFalling Temperatures

Friday
Night

Chance Flurries

Chance
Flurries

Low: 8 °F

Saturday

Blustery

Blustery

High: 23 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 10 °F

Sunday

Partly Sunny

Partly
Sunny

High: 27 °F

Detailed Forecast

  • Today Partly sunny, then gradually becoming sunny, with a high near 26. Wind chill values between zero and 10. Northwest wind 13 to 18 mph, with gusts as high as 28 mph.
  • Tonight Clear, with a low around 14. Northwest wind 5 to 9 mph becoming calm after midnight.
  • Thursday Increasing clouds, with a high near 32. Wind chill values between 15 and 25. Calm wind becoming south around 6 mph in the afternoon.
  • Thursday Night Snow likely, mainly after 1am. Cloudy, with a low around 29. Wind chill values between 20 and 25. Southwest wind 6 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Friday A chance of snow showers, mainly before noon, then a chance for flurries. Mostly cloudy, with a temperature rising to near 34 by 11am, then falling to around 28 during the remainder of the day. Breezy, with a northwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.
  • Friday Night Scattered flurries before midnight. Partly cloudy, with a low around 8. Blustery.
  • Saturday Sunny, with a high near 23. Blustery.
  • Saturday Night Mostly clear, with a low around 10.
  • Sunday Partly sunny, with a high near 27.
  • Sunday Night Snow likely. Cloudy, with a low around 21. Chance of precipitation is 60%.
  • Monday Snow likely. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
  • Monday Night Partly cloudy, with a low around 11. Blustery.
  • Tuesday Mostly sunny, with a high near 21.