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.

Light Rain

38°F

3°C

Humidity 55%
Wind Speed Vrbl 5 mph
Barometer 29.84 in (1010.6 mb)
Dewpoint 23°F (-5°C)
Visibility 8.00 mi
Wind Chill34°F (1°C)
Last update 12 Mar 2:53 pm EDT
Extended Forecast for

Sussex NJ

  • This Afternoon

    This Afternoon: A slight chance of snow. Cloudy, with a steady temperature around 41. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind 5 to 10 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Friday

    Friday: A slight chance of rain and snow after 2pm. Increasing clouds, with a high near 46. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain before 2am. Partly cloudy, with a low around 33. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 49. West wind around 10 mph, with gusts as high as 25 mph.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Rain

Detailed Forecast

This Afternoon
A slight chance of snow. Cloudy, with a steady temperature around 41. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind 5 to 10 mph.
Friday
A slight chance of rain and snow after 2pm. Increasing clouds, with a high near 46. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of rain before 2am. Partly cloudy, with a low around 33. Southwest wind around 5 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 49. West wind around 10 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Mostly cloudy, with a high near 48.
Sunday Night
Rain, mainly after 2am. Low around 40. Chance of precipitation is 80%.
Monday
Rain. High near 62. Chance of precipitation is 90%.
Monday Night
A chance of rain before 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 43.
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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:
6:09 am EDT Mar 12, 2026
Forecast Valid:
3pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation