National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Fair

12°F

-11°C

Humidity 56%
Wind Speed Vrbl 3 mph
Barometer 30.16 in (1021.9 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 20 Jan 4:53 am EST
Extended Forecast for

Sussex Airport NJ

Cold Weather Advisory until January 20, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 20, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Overnight

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 21. Wind chill values as low as zero. West wind 10 to 15 mph.

    High: 21 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 5. Wind chill values as low as -3. Southwest wind around 5 mph.

    Low: 5 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 30. Wind chill values as low as -4. South wind 5 to 15 mph.

    High: 30 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Southwest wind 5 to 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 11. West wind around 10 mph.
Tuesday
Sunny, with a high near 21. Wind chill values as low as zero. West wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 5. Wind chill values as low as -3. Southwest wind around 5 mph.
Wednesday
Increasing clouds, with a high near 30. Wind chill values as low as -4. South wind 5 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 24. Southwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 4.
Saturday
Partly sunny, with a high near 15.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 4. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 5. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 22.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex Airport NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
4:11 am EST Jan 20, 2026
Forecast Valid:
5am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation