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.

Mostly Cloudy

42°F

6°C

Humidity 47%
Wind Speed SW 3 mph
Barometer 30.07 in (1018.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 28 Feb 9:53 am EST
Extended Forecast for

Sussex NJ

  • Today

    Today: Sunny, with a high near 52. Southwest wind 5 to 10 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 25. West wind around 5 mph becoming north after midnight.

    Low: 25 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Snow showers, possibly mixed with freezing rain before 2pm, then a slight chance of snow showers between 2pm and 3pm. High near 36. North wind 10 to 15 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Wintry Mix
    then Snow
    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 30. Calm wind becoming northwest around 5 mph.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow before 1pm, then rain and snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.

    High: 38 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 31. Chance of precipitation is 90%.

    Low: 31 °F

    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 52. Southwest wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 25. West wind around 5 mph becoming north after midnight.
Sunday
Snow showers, possibly mixed with freezing rain before 2pm, then a slight chance of snow showers between 2pm and 3pm. High near 36. North wind 10 to 15 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly clear, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 30. Calm wind becoming northwest around 5 mph.
Monday Night
Mostly clear, with a low around 11.
Tuesday
A chance of snow before 1pm, then rain and snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Tuesday Night
Rain. Low around 31. Chance of precipitation is 90%.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Thursday
A chance of rain. Cloudy, with a high near 51. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Cloudy, with a low around 40. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.2°N 74.59°W (Elev. 400 ft)
Last Update:
10:54 am EST Feb 28, 2026
Forecast Valid:
10am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation