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

35°F

2°C

Humidity 61%
Wind Speed Calm
Barometer 30.07 in (1018.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 14 Feb 6:53 pm EST
Extended Forecast for

2 Miles ENE Highland Lakes NJ

  • Tonight

    Tonight: Patchy freezing fog before 11pm, then patchy freezing fog after 1am. Mostly clear, with a low around 21. Northwest wind around 5 mph becoming calm.

    Low: 21 °F

    Patchy
    Freezing Fog

  • Sunday

    Sunday: Patchy freezing fog before 9am. Partly sunny, with a high near 36. Calm wind becoming east around 5 mph.

    High: 36 °F

    Patchy
    Freezing Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Cloudy, with a low around 25. Southeast wind around 5 mph becoming northeast after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 25 °F

    Snow Likely

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 37. Northeast wind around 5 mph becoming calm in the morning.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy freezing fog before 11pm, then patchy freezing fog after 1am. Mostly clear, with a low around 21. Northwest wind around 5 mph becoming calm.
Sunday
Patchy freezing fog before 9am. Partly sunny, with a high near 36. Calm wind becoming east around 5 mph.
Sunday Night
Snow likely, mainly before 1am. Cloudy, with a low around 25. Southeast wind around 5 mph becoming northeast after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Washington's Birthday
Mostly cloudy, with a high near 37. Northeast wind around 5 mph becoming calm in the morning.
Monday Night
Mostly cloudy, with a low around 29. Calm wind.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 43. Chance of precipitation is 40%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 39. 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:
4:17 pm EST Feb 14, 2026
Forecast Valid:
7pm EST Feb 14, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation