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

36°F

2°C

Humidity 76%
Wind Speed Calm
Barometer 30.09 in (1019.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 19 Apr 10:53 pm EDT
Extended Forecast for

2 Miles WNW Hewitt NJ

Frost Advisory April 20, 12:00am until April 20, 08:00am
Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Frost Advisory
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after 1am. Otherwise, increasing clouds, with a low around 33. Northwest wind around 5 mph becoming calm after midnight.

    Low: 33 °F

    Frost

  • Monday

    Monday: A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon. Partly sunny, with a high near 48. Northwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Widespread frost after 3am. Otherwise, mostly clear, with a low around 24. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Sunny, with a high near 50. Wind chill values between 20 and 30 early. Northwest wind around 5 mph becoming light and variable.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 1am. Otherwise, increasing clouds, with a low around 33. Northwest wind around 5 mph becoming calm after midnight.
Monday
A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon. Partly sunny, with a high near 48. Northwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday Night
Widespread frost after 3am. Otherwise, mostly clear, with a low around 24. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 50. Wind chill values between 20 and 30 early. Northwest wind around 5 mph becoming light and variable.
Tuesday Night
A 30 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 38. South wind around 6 mph.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 66.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 61.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
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:
6:50 pm EDT Apr 19, 2026
Forecast Valid:
11pm EDT Apr 19, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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