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.

Partly Cloudy

30°F

-1°C

Humidity 56%
Wind Speed SW 5 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 17 Mar 9:53 pm EDT
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: Scattered flurries before 11pm. Mostly clear, with a low around 20. West wind around 10 mph.

    Low: 20 °F

    Scattered
    Flurries

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. Northwest wind around 5 mph becoming calm.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. South wind around 5 mph becoming calm.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain, mainly after 2am. Cloudy, with a low around 30. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Scattered flurries before 11pm. Mostly clear, with a low around 20. West wind around 10 mph.
Wednesday
Partly sunny, with a high near 40. Northwest wind around 5 mph becoming calm.
Wednesday Night
Mostly cloudy, with a low around 23. South wind around 5 mph becoming calm.
Thursday
Mostly cloudy, with a high near 48. Light south wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
A chance of rain, mainly after 2am. Cloudy, with a low around 30. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A chance of rain before 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
A chance of rain after 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Monday
A chance of snow. Sunny, with a high near 47. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Mostly sunny, with a high near 45.
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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:
5:56 pm EDT Mar 17, 2026
Forecast Valid:
10pm EDT Mar 17, 2026-6pm EDT Mar 24, 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