National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Overcast

28°F

-2°C

Humidity 58%
Wind Speed Calm
Barometer 30.14 in (1021.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 21 Jan 8:53 pm EST
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: A slight chance of snow showers before midnight. Mostly cloudy, with a low around 26. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind around 5 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 32. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 32 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 5. Chance of precipitation is 50%.

    Low: 5 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 18. Chance of precipitation is 80%.

    High: 18 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely. Cloudy, with a low around 11. Chance of precipitation is 70%.

    Low: 11 °F

    Snow Likely

Detailed Forecast

Tonight
A slight chance of snow showers before midnight. Mostly cloudy, with a low around 26. Southwest wind around 5 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 18. West wind around 5 mph.
Friday
Partly sunny, with a high near 32. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 15.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 5. Chance of precipitation is 50%.
Sunday
Snow. High near 18. Chance of precipitation is 80%.
Sunday Night
Snow likely. Cloudy, with a low around 11. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
6:57 pm EST Jan 21, 2026
Forecast Valid:
9pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

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Chance of Precipitation