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

23°F

-5°C

Humidity 78%
Wind Speed Calm
Barometer 30.07 in (1018.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 13 Jan 4:53 am EST
Extended Forecast for

3 Miles SSE Hewitt NJ

  • Today

    Today: Increasing clouds, with a high near 43. Southwest wind 3 to 7 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Cloudy, with a low around 36. South wind 3 to 5 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 10am and 1pm, then a chance of rain after 1pm. Cloudy, with a high near 45. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then rain and snow likely. Cloudy, with a low around 25. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, mainly before 7am. Partly sunny, with a temperature falling to around 23 by 5pm. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 30 °F⇓

    Snow Likely
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly 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 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 43. Southwest wind 3 to 7 mph.
Tonight
A 20 percent chance of showers after 1am. Cloudy, with a low around 36. South wind 3 to 5 mph.
Wednesday
A slight chance of showers between 10am and 1pm, then a chance of rain after 1pm. Cloudy, with a high near 45. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely before 1am, then rain and snow likely. Cloudy, with a low around 25. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly before 7am. Partly sunny, with a temperature falling to around 23 by 5pm. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Mostly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Hewitt NJ
 41.13°N 74.34°W (Elev. 755 ft)
Last Update:
1:18 am EST Jan 13, 2026
Forecast Valid:
5am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation