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

50°F

10°C

Humidity 50%
Wind Speed Vrbl 7 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 17 Oct 10:53 am EDT
Extended Forecast for

Sussex NJ

Freeze Warning October 18, 01:00am until October 18, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 50. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 50 °F

    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Widespread frost after 1am. Otherwise, mostly clear, with a low around 30. North wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: Widespread frost before 10am. Otherwise, sunny, with a high near 60. Northwest wind around 5 mph becoming east in the morning.

    High: 60 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 2am. Otherwise, mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, sunny, with a high near 64. Northeast wind around 5 mph.

    High: 64 °F

    Areas Frost
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 50. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Tonight
Widespread frost after 1am. Otherwise, mostly clear, with a low around 30. North wind 5 to 10 mph.
Sunday
Widespread frost before 10am. Otherwise, sunny, with a high near 60. Northwest wind around 5 mph becoming east in the morning.
Sunday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 34. Calm wind.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 64. Northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
11:16 am EDT Oct 17, 2026
Forecast Valid:
11am EDT Oct 17, 2026-6pm EDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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