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.

Overcast

62°F

17°C

Humidity 60%
Wind Speed Vrbl 3 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 31 Mar 3:53 am EDT
Extended Forecast for

3 Miles SE Highland Lakes NJ

  • Overnight

    Overnight: Showers likely, mainly before 5am. Mostly cloudy, with a steady temperature around 61. Southwest wind around 10 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 72. Southwest wind around 13 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of rain, then rain and possibly a thunderstorm after 2pm. High near 71. Southwest wind 9 to 11 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 43. East wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: A 30 percent chance of rain. Cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before 2am. Cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly before 5am. Mostly cloudy, with a steady temperature around 61. Southwest wind around 10 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 72. Southwest wind around 13 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain, then rain and possibly a thunderstorm after 2pm. High near 71. Southwest wind 9 to 11 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and possibly a thunderstorm. Low around 43. East wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of rain. Cloudy, with a high near 46.
Thursday Night
A 40 percent chance of rain before 2am. Cloudy, with a low around 41.
Friday
Mostly cloudy, with a high near 66.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 73.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 54.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 69.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Monday
A 30 percent chance of rain. Partly sunny, with a high near 49.
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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:
2:46 am EDT Mar 31, 2026
Forecast Valid:
4am EDT Mar 31, 2026-6pm EDT Apr 6, 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