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

73°F

23°C

Humidity 48%
Wind Speed Vrbl 5 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 31 Mar 8:53 pm EDT
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Southwest wind around 8 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Patchy fog after 2am. Low around 43. North wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 40 percent chance of light rain. Patchy fog before noon. Otherwise, cloudy, with a high near 45. East wind around 8 mph, with gusts as high as 20 mph.

    High: 45 °F

    Chance Light
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of light rain, mainly before midnight. Areas of fog after midnight. Otherwise, cloudy, with a low around 39. East wind around 6 mph.

    Low: 39 °F

    Chance Light
    Rain and
    Areas Fog

  • Friday

    Friday: Areas of fog before noon. Otherwise, mostly cloudy, with a high near 69.

    High: 69 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Southwest wind around 8 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers. Patchy fog after 2am. Low around 43. North wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of light rain. Patchy fog before noon. Otherwise, cloudy, with a high near 45. East wind around 8 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of light rain, mainly before midnight. Areas of fog after midnight. Otherwise, cloudy, with a low around 39. East wind around 6 mph.
Friday
Areas of fog before noon. Otherwise, mostly cloudy, with a high near 69.
Friday Night
Mostly cloudy, with a low around 55.
Saturday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 74.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55.
Sunday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 52.
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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:
9:03 pm EDT Mar 31, 2026
Forecast Valid:
9pm EDT Mar 31, 2026-6pm EDT Apr 7, 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