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.

Thunderstorm in Vicinity Light Rain

69°F

21°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 9:53 am EDT
Extended Forecast for

Hewitt NJ

Flood Watch August 27, 12:00pm until August 27, 11:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers and possibly a thunderstorm. High near 80. South wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers
    Likely then
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 65. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 80. South wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 65. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 61. Calm wind.
Saturday
Sunny, with a high near 82. Calm wind.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 84.
Monday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 66.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hewitt NJ
 41.15°N 74.33°W (Elev. 669 ft)
Last Update:
8:44 am EDT Aug 27, 2026
Forecast Valid:
10am EDT Aug 27, 2026-6pm EDT Sep 2, 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