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.

Fair

28°F

-2°C

Humidity 78%
Wind Speed Calm
Barometer 29.79 in (1008.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 14 Mar 5:53 am EDT
Extended Forecast for

Sussex NJ

  • Today

    Today: Sunny, with a high near 48. West wind 10 to 15 mph, with gusts as high as 40 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 49. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 49 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain before 2am, then showers after 2am. Low around 39. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Slight Chance
    Rain then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 65. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 31. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Showers then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow before 8am. Partly sunny, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 48. West wind 10 to 15 mph, with gusts as high as 40 mph.
Tonight
Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 49. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A slight chance of rain before 2am, then showers after 2am. Low around 39. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 2pm. High near 65. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 31. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of snow before 8am. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
4:12 am EDT Mar 14, 2026
Forecast Valid:
6am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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