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

56°F

13°C

Humidity 84%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Apr 2:53 am EDT
Extended Forecast for

2 Miles ENE Highland Lakes NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Southeast wind 5 to 10 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 3am. Increasing clouds, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 51. Northwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 2am. Partly cloudy, with a low around 32. West wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of rain showers, mixing with snow after 8am, then gradually ending. Mostly sunny, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Calm wind.
Saturday
Mostly sunny, with a high near 64. Southeast wind 5 to 10 mph.
Saturday Night
A chance of showers, mainly after 3am. Increasing clouds, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 51. Northwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 2am. Partly cloudy, with a low around 32. West wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A slight chance of rain showers, mixing with snow after 8am, then gradually ending. Mostly sunny, with a high near 45. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Highland Lakes NJ
 41.18°N 74.42°W (Elev. 1198 ft)
Last Update:
1:45 am EDT Apr 18, 2026
Forecast Valid:
3am EDT Apr 18, 2026-6pm EDT Apr 24, 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