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

32°F

0°C

Humidity 56%
Wind Speed SW 3 mph
Barometer 30.09 in (1019.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Jan 7:53 pm EST
Extended Forecast for

3 Miles SSE Hewitt NJ

  • Tonight

    Tonight: Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 38. Southwest wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers. Cloudy, with a high near 45. Calm wind becoming southwest around 5 mph.

    High: 45 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Cloudy, with a low around 28. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 28 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain and snow before 1pm. Mostly cloudy, with a temperature falling to around 27 by 5pm. Chance of precipitation is 40%.

    High: 36 °F⇓

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 42. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a steady temperature around 38. Southwest wind 3 to 5 mph.
Wednesday
A 40 percent chance of showers. Cloudy, with a high near 45. Calm wind becoming southwest around 5 mph.
Wednesday Night
Showers likely, mainly after 1am. Cloudy, with a low around 28. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain and snow before 1pm. Mostly cloudy, with a temperature falling to around 27 by 5pm. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Hewitt NJ
 41.13°N 74.34°W (Elev. 755 ft)
Last Update:
5:50 pm EST Jan 12, 2026
Forecast Valid:
8pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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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