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

42°F

6°C

Humidity 53%
Wind Speed SW 3 mph
Barometer 29.61 in (1003.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 25 Feb 5:53 pm EST
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming calm in the evening.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of snow after 3pm. Partly sunny, with a high near 39. West wind around 5 mph. Chance of precipitation is 20%.

    High: 39 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 44. Calm wind becoming south around 5 mph.

    High: 44 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. Calm wind becoming south around 5 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of snow after 3pm. Partly sunny, with a high near 39. West wind around 5 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 16. Calm wind.
Friday
Sunny, with a high near 44. Calm wind becoming south around 5 mph.
Friday Night
Partly cloudy, with a low around 25. Calm wind becoming south around 5 mph.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Mostly cloudy, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 5. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Cloudy, with a high near 33. Chance of precipitation is 40%.
Tuesday Night
A chance of snow. Cloudy, with a low around 20. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly sunny, with a high near 44. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.2°N 74.59°W (Elev. 400 ft)
Last Update:
5:10 pm EST Feb 25, 2026
Forecast Valid:
6pm EST Feb 25, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation