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.

Mostly Cloudy

64°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 29.65 in (1003.6 mb)
Dewpoint 60°F (16°C)
Visibility 7.00 mi
Last update 11 Mar 11:53 pm EDT
Extended Forecast for

Hewitt NJ

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm, then showers after 2am. Low around 44. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Rain showers before 2pm, then a chance of rain and snow showers. Temperature falling to around 38 by noon. Northwest wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F⇓

    Showers then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 45. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 25 mph.

    High: 45 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 29.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 46.

    High: 46 °F

    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm, then showers after 2am. Low around 44. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain showers before 2pm, then a chance of rain and snow showers. Temperature falling to around 38 by noon. Northwest wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Friday
Increasing clouds, with a high near 45. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 35. South wind around 10 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 48.
Saturday Night
Increasing clouds, with a low around 29.
Sunday
Cloudy, with a high near 46.
Sunday Night
Showers, mainly after 2am. Low around 38. Chance of precipitation is 90%.
Monday
Showers. High near 60. Chance of precipitation is 90%.
Monday Night
Rain and snow showers likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of snow showers. Mostly sunny, with a high near 36.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Mostly sunny, with a high near 36.
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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:
7:41 pm EDT Mar 11, 2026
Forecast Valid:
12am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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