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

36°F

2°C

Humidity 76%
Wind Speed Calm
Barometer 30.09 in (1019.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 19 Apr 10:53 pm EDT
Extended Forecast for

Sussex NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Freeze Warning until April 20, 10:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning
  •  
    Freeze Warning until April 20, 10:00am

    NOW until 10:00am Mon

    Freeze Warning

  • Tonight

    Low: 33 °F

    Patchy Frost

  • Monday

    Monday: A chance of showers before 9am. Patchy frost before 7am. Otherwise, mostly cloudy, with a high near 50. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 27. Northwest wind around 5 mph becoming calm after midnight.

    Low: 27 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 38. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Tonight
Patchy frost after 2am. Otherwise, increasing clouds, with a low around 33. Calm wind.
Monday
A chance of showers before 9am. Patchy frost before 7am. Otherwise, mostly cloudy, with a high near 50. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 27. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 38. Calm wind becoming south around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 72.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
4:11 pm EDT Apr 19, 2026
Forecast Valid:
11pm EDT Apr 19, 2026-6pm EDT Apr 26, 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