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

33°F

1°C

Humidity 82%
Wind Speed Calm
Barometer 30.26 in (1025.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 4 Mar 8:53 pm EST
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Tonight

    Tonight: A 40 percent chance of rain after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a steady temperature around 37. Calm wind.

    Low: 37 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain, mainly after 7am. Areas of fog before 4pm. High near 40. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain. Low around 32. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 32 °F

    Rain

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Cloudy, with a high near 41. Northeast wind 3 to 6 mph.

    High: 41 °F

    Chance Rain

  • Friday Night

    Friday Night: A 20 percent chance of showers. Cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of rain after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a steady temperature around 37. Calm wind.
Thursday
Rain, mainly after 7am. Areas of fog before 4pm. High near 40. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 32. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
A 30 percent chance of rain before 1pm. Cloudy, with a high near 41. Northeast wind 3 to 6 mph.
Friday Night
A 20 percent chance of showers. Cloudy, with a low around 34. Calm wind.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
A 30 percent chance of rain. Partly cloudy, with a low around 54.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 68.
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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:
4:45 pm EST Mar 4, 2026
Forecast Valid:
9pm EST Mar 4, 2026-6pm EDT Mar 11, 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