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

31°F

-1°C

Humidity 82%
Wind Speed SW 6 mph
Barometer 29.98 in (1015.5 mb)
Dewpoint 26°F (-3°C)
Visibility 7.00 mi
Wind Chill25°F (-4°C)
Last update 17 Jan 1:53 pm EST
Extended Forecast for

2 Miles WNW Hewitt NJ

Winter Weather Advisory January 17, 02:05pm until January 17, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 17, 02:05pm until January 17, 04:00pm

    NOW until 4:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 33 °F

    Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a temperature rising to around 29 by 9pm. Light west wind.

    Low: 25 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Periods of snow, mainly after 7am. High near 29. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow

  • Sunday Night

    Sunday Night: Cloudy, then gradually becoming partly cloudy, with a low around 17. Calm wind becoming northwest around 5 mph after midnight.

    Low: 17 °F

    Decreasing
    Clouds

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 28. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 7.

    Low: 7 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow before 4pm. High near 33. Wind chill values between 20 and 25. Southwest wind around 6 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a temperature rising to around 29 by 9pm. Light west wind.
Sunday
Periods of snow, mainly after 7am. High near 29. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Cloudy, then gradually becoming partly cloudy, with a low around 17. Calm wind becoming northwest around 5 mph after midnight.
M.L.King Day
Mostly sunny, with a high near 28. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny and cold, with a high near 17.
Tuesday Night
Mostly clear, with a low around 7.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Hewitt NJ
 41.18°N 74.39°W (Elev. 1178 ft)
Last Update:
1:04 pm EST Jan 17, 2026
Forecast Valid:
2pm EST Jan 17, 2026-6pm EST Jan 23, 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