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

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

Newark, Newark International Airport (KEWR)

Lat: 40.68°NLon: 74.17°WElev: 16ft.

Mostly Cloudy

76°F

24°C

Humidity 79%
Wind Speed N 7 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 5 Jul 6:51 am EDT
Extended Forecast for

South River NJ

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

  • Today

    Today: A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 86. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Mostly Cloudy
    then Heavy
    Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 69 °F

    Heavy Rain

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. High near 76. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 76 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 65. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 86. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. High near 76. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 65. East wind 5 to 10 mph. Chance of precipitation is 90%. 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 79. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South River NJ
 40.44°N 74.36°W (Elev. 20 ft)
Last Update:
4:08 am EDT Jul 5, 2026
Forecast Valid:
7am 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