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

36°F

2°C

Humidity 86%
Wind Speed Calm
Barometer 30.22 in (1023.5 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 5 Mar 12:53 am EST
Extended Forecast for

Sussex NJ

  • Overnight

    Overnight: A chance of rain after 5am. Patchy fog after 3am. Otherwise, cloudy, with a low around 32. Calm wind becoming northeast 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
    and Patchy
    Fog

  • Thursday

    Thursday: Rain. Patchy fog. High near 42. Northeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain and
    Patchy Fog
    then Rain
    Likely and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain, mainly before 3am. Areas of fog. Low around 32. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 32 °F

    Rain and
    Areas Fog

  • Friday

    Friday: A slight chance of showers before 1pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 42. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A slight chance of showers. Cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Cloudy, with a high near 55.

    High: 55 °F

    Cloudy

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of rain after 5am. Patchy fog after 3am. Otherwise, cloudy, with a low around 32. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Patchy fog. High near 42. Northeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain, mainly before 3am. Areas of fog. Low around 32. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A slight chance of showers before 1pm. Areas of fog before 7am. Otherwise, cloudy, with a high near 42. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.
Saturday
Cloudy, with a high near 55.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
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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:
1:33 am EST Mar 5, 2026
Forecast Valid:
1am EST Mar 5, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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