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

37°F

3°C

Humidity 59%
Wind Speed Calm
Barometer 29.64 in (1003.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 14 Jan 3:53 am EST
Extended Forecast for

Sussex NJ

  • Today

    Today: A chance of rain, mainly after 10am. Cloudy, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely before 3am, then rain and snow likely. Cloudy, with a low around 27. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 36. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 14. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 32. West wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Partly sunny, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Partly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain, mainly after 10am. Cloudy, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely before 3am, then rain and snow likely. Cloudy, with a low around 27. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 36. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly cloudy, with a low around 14. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 32. West wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
A chance of snow after 1pm. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 15.
M.L.King Day
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 25.
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 EST Jan 14, 2026
Forecast Valid:
4am EST Jan 14, 2026-6pm EST Jan 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