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Severe Thunderstorms and Heat Impact July 4th Weekend

A threat for severe thunderstorms will impact the July 4th weekend, bringing the potential for damaging wind gusts and localized flash flooding through Sunday. Hazardous heat continues into Sunday as well. Read More >

Hazardous Weather Conditions

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

A Few Clouds with Haze

72°F

22°C

Humidity NA
Wind Speed Calm
Barometer 29.97 in (1014.5 mb)
Dewpoint N/A
Visibility 4.00 mi
Last update 5 Jul 1:53 am EDT
Extended Forecast for

Glenwood NJ

Flood Watch July 5, 02:00pm until July 6, 08:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers, mainly before 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. Some of the storms could produce heavy rainfall. High near 81. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 65. Calm wind becoming east around 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 65 °F

    Heavy Rain

  • Monday

    Monday: Showers and possibly a thunderstorm before 9am, then showers between 9am and 11am, then showers and possibly a thunderstorm after 11am. High near 68. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 68 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 59. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, mainly before 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. Some of the storms could produce heavy rainfall. High near 81. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 65. Calm wind becoming east around 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and possibly a thunderstorm before 9am, then showers between 9am and 11am, then showers and possibly a thunderstorm after 11am. High near 68. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm. Low around 59. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Glenwood NJ
 41.26°N 74.52°W (Elev. 850 ft)
Last Update:
2:51 am EDT Jul 5, 2026
Forecast Valid:
2am EDT Jul 5, 2026-6pm EDT Jul 11, 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