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.

Light Snow

32°F

0°C

Humidity 79%
Wind Speed Calm
Barometer 29.86 in (1011.7 mb)
Dewpoint 26°F (-3°C)
Visibility 1.50 mi
Last update 18 Jan 5:53 pm EST
Extended Forecast for

Newfoundland NJ

Winter Weather Advisory January 18, 06:35pm until January 19, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 18, 06:35pm until January 19, 12:00am

    NOW until 12:00am Mon

    Winter Weather Advisory

  • Tonight

    Low: 19 °F

    Snow then
    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly cloudy through mid morning, then becoming sunny, with a high near 29. Wind chill values between 15 and 20. Light west wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Wind chill values between zero and 10. West wind 8 to 13 mph, with gusts as high as 30 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds and cold, with a high near 17. Wind chill values between -5 and 5. West wind 9 to 11 mph, with gusts as high as 28 mph.

    High: 17 °F

    Cold

  • Tuesday Night

    Tuesday Night: Clear, with a low around 6. West wind around 5 mph becoming calm after midnight.

    Low: 6 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Tonight
Snow, mainly before 7pm. Low around 19. Light and variable wind becoming north around 6 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
M.L.King Day
Mostly cloudy through mid morning, then becoming sunny, with a high near 29. Wind chill values between 15 and 20. Light west wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Mostly clear, with a low around 10. Wind chill values between zero and 10. West wind 8 to 13 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds and cold, with a high near 17. Wind chill values between -5 and 5. West wind 9 to 11 mph, with gusts as high as 28 mph.
Tuesday Night
Clear, with a low around 6. West wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Mostly clear, with a low around 13.
Friday
Mostly sunny, with a high near 25.
Friday Night
Partly cloudy, with a low around 13.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 23.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
A 30 percent chance of snow. Partly sunny and cold, with a high near 17.
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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:
6:17 pm EST Jan 18, 2026
Forecast Valid:
6pm EST Jan 18, 2026-6pm EST Jan 25, 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