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

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Fair

19°F

-7°C

Humidity 34%
Wind Speed Vrbl 3 mph
Barometer 30.32 in (1027.5 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Last update 20 Jan 4:53 pm EST
Extended Forecast for

2 Miles WNW Hewitt NJ

  • Tonight

    Tonight: Mostly clear, with a low around 4. Wind chill values between -5 and zero. West wind 3 to 6 mph.

    Low: 4 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 27. Wind chill values between zero and 10. South wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 27 °F

    Sunny then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a temperature rising to around 28 by 3am. Wind chill values between 15 and 20. South wind around 8 mph, with gusts as high as 20 mph.

    Low: 24 °F⇑

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38. Wind chill values between 20 and 30. Southwest wind around 10 mph, with gusts as high as 26 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 12.

    High: 12 °F

    Cold

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 4. Wind chill values between -5 and zero. West wind 3 to 6 mph.
Wednesday
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 27. Wind chill values between zero and 10. South wind 3 to 8 mph. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a temperature rising to around 28 by 3am. Wind chill values between 15 and 20. South wind around 8 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 38. Wind chill values between 20 and 30. Southwest wind around 10 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 18. West wind around 7 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 24.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Partly sunny and cold, with a high near 12.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 5.
Sunday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 13.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 6.
Monday
Partly sunny and cold, with a high near 18.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Hewitt NJ
 41.18°N 74.39°W (Elev. 1178 ft)
Last Update:
3:33 pm EST Jan 20, 2026
Forecast Valid:
5pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation