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

57°F

14°C

Humidity 78%
Wind Speed N 7 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 1 Apr 6:53 pm EDT
Extended Forecast for

Sussex Airport NJ

  • Tonight

    Tonight: Showers, mainly between 11pm and 4am. Low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a slight chance of showers after noon. Cloudy, with a high near 49. East wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Cloudy, with a low around 41. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 73. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 70. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, mainly between 11pm and 4am. Low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers before 11am, then a slight chance of showers after noon. Cloudy, with a high near 49. East wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers before 2am. Cloudy, with a low around 41. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 73. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 56. Southwest wind around 5 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Sunday
Showers. High near 70. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex Airport NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
5:59 pm EDT Apr 1, 2026
Forecast Valid:
7pm EDT Apr 1, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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