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

48°F

9°C

Humidity 39%
Wind Speed Calm
Barometer 30.39 in (1029.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 11 Apr 9:53 pm EDT
Extended Forecast for

Newfoundland 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. North wind 5 to 7 mph becoming calm after midnight.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, increasing clouds, with a high near 57. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 57 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 75. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 33 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 57. West wind 3 to 6 mph. Winds could gust as high as 32 mph.

    Low: 57 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °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. North wind 5 to 7 mph becoming calm after midnight.
Sunday
Areas of frost before 7am. Otherwise, increasing clouds, with a high near 57. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 75. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 33 mph.
Monday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 57. West wind 3 to 6 mph. Winds could gust as high as 32 mph.
Tuesday
Partly sunny, with a high near 80.
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 83.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newfoundland NJ
 41.09°N 74.41°W (Elev. 899 ft)
Last Update:
6:36 pm EDT Apr 11, 2026
Forecast Valid:
10pm EDT Apr 11, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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