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

59°F

15°C

Humidity 28%
Wind Speed N 13 G 23 mph
Barometer 30.27 in (1024.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 11 Apr 2:53 pm EDT
Extended Forecast for

2 Miles SSW Hewitt NJ

Frost Advisory April 12, 12:00am until April 12, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, clear, with a low around 35. Northwest wind 6 to 11 mph becoming light in the evening.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, increasing clouds, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 58 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. South wind 3 to 6 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 76. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 33 mph.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 57. West wind around 6 mph, with gusts as high as 32 mph.

    Low: 57 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 4am. Otherwise, clear, with a low around 35. Northwest wind 6 to 11 mph becoming light in the evening.
Sunday
Areas of frost before 7am. Otherwise, increasing clouds, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 44. South wind 3 to 6 mph.
Monday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 76. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 33 mph.
Monday Night
A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 57. West wind around 6 mph, with gusts as high as 32 mph.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 84.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 74.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Hewitt NJ
 41.13°N 74.37°W (Elev. 702 ft)
Last Update:
2:27 pm EDT Apr 11, 2026
Forecast Valid:
3pm EDT Apr 11, 2026-6pm EDT Apr 18, 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