National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Partly Cloudy

56°F

13°C

Humidity 65%
Wind Speed SW 3 mph
Barometer 29.74 in (1007.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 22 Mar 1:53 pm EDT
Extended Forecast for

Sussex NJ

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 64. Southwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers. Low around 36. Calm wind becoming north around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers

  • Monday

    Monday: A chance of rain and snow showers before 11am, then a slight chance of rain showers between 11am and 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 64. Southwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers. Low around 36. Calm wind becoming north around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain and snow showers before 11am, then a slight chance of rain showers between 11am and 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Thursday
A chance of rain before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
A chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.2°N 74.59°W (Elev. 400 ft)
Last Update:
10:41 am EDT Mar 22, 2026
Forecast Valid:
2pm EDT Mar 22, 2026-6pm EDT Mar 28, 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