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.

Fog/Mist

66°F

19°C

Humidity 93%
Wind Speed W 3 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 64°F (18°C)
Visibility 1.75 mi
Last update 20 Sep 1:53 pm EDT
Extended Forecast for

Hewitt NJ

  • This Afternoon

    This Afternoon: Rain likely, mainly before 5pm. Cloudy, with a high near 65. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Rain Likely

  • Tonight

    Tonight: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 58. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 58 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66. North wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain before 11pm, then a chance of showers, mainly after 2am. Mostly cloudy, with a low around 50. Northeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 60. Northeast wind around 8 mph.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Rain likely, mainly before 5pm. Cloudy, with a high near 65. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 58. Calm wind becoming north 5 to 7 mph after midnight.
Monday
Partly sunny, with a high near 66. North wind 6 to 8 mph, with gusts as high as 20 mph.
Monday Night
A chance of rain before 11pm, then a chance of showers, mainly after 2am. Mostly cloudy, with a low around 50. Northeast wind around 7 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 60. Northeast wind around 8 mph.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly cloudy, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A 30 percent chance of showers after 2pm. Mostly cloudy, with a high near 60.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hewitt NJ
 41.15°N 74.36°W (Elev. 728 ft)
Last Update:
1:46 pm EDT Sep 20, 2026
Forecast Valid:
2pm EDT Sep 20, 2026-6pm EDT Sep 26, 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