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

7°F

-14°C

Humidity 73%
Wind Speed Calm
Barometer 30.24 in (1024.7 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 9 Dec 4:53 am EST
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Today

    Today: Increasing clouds, with a high near 25. Wind chill values between 10 and 20. Calm wind becoming south around 6 mph in the afternoon.

    High: 25 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 28 by 2am. Wind chill values between 15 and 20. Southwest wind around 7 mph, with gusts as high as 20 mph.

    Low: 24 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then rain after 4pm. High near 36. Wind chill values between 20 and 25. South wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixing with snow after 10pm, then gradually ending. Low around 26. Wind chill values between 20 and 25. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a steady temperature around 29. West wind 10 to 13 mph, with gusts as high as 30 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 25. Wind chill values between 10 and 20. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a temperature rising to around 28 by 2am. Wind chill values between 15 and 20. Southwest wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Snow likely before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then rain after 4pm. High near 36. Wind chill values between 20 and 25. South wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixing with snow after 10pm, then gradually ending. Low around 26. Wind chill values between 20 and 25. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a steady temperature around 29. West wind 10 to 13 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 30.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Saturday
Mostly cloudy, with a high near 32.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 23.
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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:
4:50 am EST Dec 9, 2025
Forecast Valid:
5am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation