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

38°F

3°C

Humidity 62%
Wind Speed Calm
Barometer 29.79 in (1009.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 13 Mar 11:53 pm EDT
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Overnight

    Overnight: A slight chance of rain showers before 1am, then a slight chance of snow showers between 1am and 2am. Mostly clear, with a steady temperature around 36. Southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 42. West wind around 17 mph, with gusts as high as 40 mph.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 28. Northwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 43. 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

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Temperature falling to near 38 by 8pm, then rising to around 46 during the remainder of the night. Southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F⇑

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 60. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Rain

  • Monday Night

    Monday Night: Rain before 2am, then a chance of rain and snow. Low around 30. Breezy. Chance of precipitation is 90%.

    Low: 30 °F

    Breezy. Rain
    then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 8am. Partly sunny, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of rain showers before 1am, then a slight chance of snow showers between 1am and 2am. Mostly clear, with a steady temperature around 36. Southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 42. West wind around 17 mph, with gusts as high as 40 mph.
Saturday Night
Increasing clouds, with a low around 28. Northwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly cloudy, with a high near 43. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Rain, mainly after 2am. Temperature falling to near 38 by 8pm, then rising to around 46 during the remainder of the night. Southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, with thunderstorms also possible after 2pm. High near 60. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain before 2am, then a chance of rain and snow. Low around 30. Breezy. Chance of precipitation is 90%.
Tuesday
A chance of rain and snow before 8am. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Mostly cloudy, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Highland Lakes NJ
 41.14°N 74.43°W (Elev. 1302 ft)
Last Update:
9:14 pm EDT Mar 13, 2026
Forecast Valid:
12am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation