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

57°F

14°C

Humidity 29%
Wind Speed NA
Barometer 30.58 in (1035.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 18 Oct 12:53 pm EDT
Extended Forecast for

Hewitt NJ

  • This Afternoon

    This Afternoon: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 2am. Otherwise, clear, with a low around 36. Calm wind.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 59. North wind 3 to 5 mph.

    High: 59 °F

    Patchy Frost
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. North wind 6 to 9 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 55. Calm wind.
Tonight
Patchy frost after 2am. Otherwise, clear, with a low around 36. Calm wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 59. North wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 42. North wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 60. North wind 9 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hewitt NJ
 41.18°N 74.36°W (Elev. 1385 ft)
Last Update:
2:22 am EDT Oct 18, 2026
Forecast Valid:
1pm EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
Forecast Discussion
 
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