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

33°F

1°C

Humidity 61%
Wind Speed NE 5 mph
Barometer 30.41 in (1030.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 15 Mar 5:53 am EDT
Extended Forecast for

2 Miles WNW Hewitt NJ

  • Today

    Today: Mostly cloudy, with a high near 43. Wind chill values between 25 and 35. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 2am. Patchy fog after 2am. Temperature falling to near 37 by 8pm, then rising to around 46 during the remainder of the night. Southeast wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F⇑

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Monday

    Monday: Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 60. South wind 13 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.

    High: 60 °F

    Intermittent
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Periods of rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 28. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Breezy. Heavy
    Rain then
    Rain/Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow showers before 8am. Increasing clouds, with a high near 35. West wind around 15 mph, with gusts as high as 30 mph.

    High: 35 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 43. Wind chill values between 25 and 35. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Showers, mainly after 2am. Patchy fog after 2am. Temperature falling to near 37 by 8pm, then rising to around 46 during the remainder of the night. Southeast wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Intermittent showers and thunderstorms. Patchy fog before noon. Otherwise, cloudy, with a high near 60. South wind 13 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.
Monday Night
Periods of rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 28. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
A 30 percent chance of snow showers before 8am. Increasing clouds, with a high near 35. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Increasing clouds, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 49.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Hewitt NJ
 41.18°N 74.39°W (Elev. 1178 ft)
Last Update:
6:38 am EDT Mar 15, 2026
Forecast Valid:
6am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation