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

34°F

1°C

Humidity 79%
Wind Speed Calm
Barometer 30.17 in (1021.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 12 May 4:53 am EDT
Extended Forecast for

Hewitt NJ

  • Today

    Today: Sunny, with a high near 64. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 46. Calm wind.

    Low: 46 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 40 percent chance of showers after 2pm. Cloudy, with a high near 68. South wind 6 to 9 mph, with gusts as high as 23 mph.

    High: 68 °F

    Cloudy then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 51. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. High near 63. South wind around 5 mph becoming light and variable. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 2pm. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 46. Calm wind.
Wednesday
A 40 percent chance of showers after 2pm. Cloudy, with a high near 68. South wind 6 to 9 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 51. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, with thunderstorms also possible after 2pm. High near 63. South wind around 5 mph becoming light and variable. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 48.
Friday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hewitt NJ
 41.17°N 74.33°W (Elev. 663 ft)
Last Update:
2:35 am EDT May 12, 2026
Forecast Valid:
6am EDT May 12, 2026-6pm EDT May 18, 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