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

61°F

16°C

Humidity 93%
Wind Speed Calm
Barometer 29.96 in (1014.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Apr 7:53 am EDT
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Today

    Today: A chance of thunderstorms after 5pm. Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. West wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 82. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 82 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 74. West wind around 7 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of thunderstorms after 5pm. Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. West wind 3 to 5 mph. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 82. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 62. Southwest wind around 5 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 74. West wind around 7 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 70.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Sunday Night
Rain showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Monday
A 30 percent chance of snow showers. Mostly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 55.
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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:
5:23 am EDT Apr 15, 2026
Forecast Valid:
8am EDT Apr 15, 2026-6pm EDT Apr 21, 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