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

55°F

13°C

Humidity 59%
Wind Speed Calm
Barometer 30.05 in (1017.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 28 Apr 10:53 pm EDT
Extended Forecast for

2 Miles ENE Highland Lakes NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. South wind around 5 mph.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 45. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. West wind 10 to 15 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 20%.

    High: 54 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. South wind around 5 mph becoming calm.
Wednesday
Mostly cloudy, with a high near 61. South wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 45. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 37. West wind 10 to 15 mph.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 37.
Monday
A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 30%.
Monday Night
A chance of showers. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Highland Lakes NJ
 41.18°N 74.42°W (Elev. 1198 ft)
Last Update:
10:39 pm EDT Apr 28, 2026
Forecast Valid:
11pm EDT Apr 28, 2026-6pm EDT May 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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