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

32°F

0°C

Humidity 38%
Wind Speed Calm
Barometer 30.32 in (1027.4 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 18 Mar 7:53 pm EDT
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Tonight

    Tonight: Increasing clouds, with a low around 21. Light south wind.

    Low: 21 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 41. Wind chill values between 20 and 30. South wind 3 to 7 mph.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 2pm. Partly sunny, with a high near 52. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 52 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 8am. Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm. Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 21. Light south wind.
Thursday
Partly sunny, with a high near 41. Wind chill values between 20 and 30. South wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 31. Calm wind.
Friday
A 20 percent chance of rain after 2pm. Partly sunny, with a high near 52. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 8am. Partly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 58.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Highland Lakes NJ
 41.14°N 74.43°W (Elev. 1302 ft)
Last Update:
5:35 pm EDT Mar 18, 2026
Forecast Valid:
8pm EDT Mar 18, 2026-6pm EDT Mar 25, 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