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.

Overcast

41°F

5°C

Humidity 82%
Wind Speed SW 8 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 7 Mar 10:53 am EST
Extended Forecast for

Sussex NJ

  • Today

    Today: Mostly cloudy, with a high near 49. Southwest wind around 5 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. West wind around 5 mph becoming calm after midnight.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Cloudy, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 49. Southwest wind around 5 mph.
Tonight
Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 36. West wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 67. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
A chance of showers. Cloudy, with a high near 70. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Cloudy, with a low around 46. Chance of precipitation is 70%.
Thursday
A chance of showers. Cloudy, with a high near 56. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly cloudy, with a high near 45.
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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:
4:09 am EST Mar 7, 2026
Forecast Valid:
11am EST Mar 7, 2026-6pm EDT Mar 13, 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