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

30°F

-1°C

Humidity 72%
Wind Speed Calm
Barometer 30.15 in (1021.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 16 Feb 7:53 pm EST
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: A slight chance of snow and freezing rain after 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.

    Low: 29 °F

    Patchy Fog
    then Slight
    Chance Wintry
    Mix and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind becoming southwest around 5 mph.

    High: 47 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 31. Calm wind.

    Low: 31 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 32. Calm wind becoming west around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Rain and snow. High near 40. Chance of precipitation is 90%.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of snow and freezing rain after 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.
Tuesday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind becoming southwest around 5 mph.
Tuesday Night
Increasing clouds, with a low around 31. Calm wind.
Wednesday
Rain. High near 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 32. Calm wind becoming west around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly cloudy, with a high near 44.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Friday
Rain and snow. High near 40. Chance of precipitation is 90%.
Friday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Saturday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
4:16 pm EST Feb 16, 2026
Forecast Valid:
8pm EST Feb 16, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation