Briefing for Heat, Severe Storm, and Flash Flood Risks through Thursday

Dangerously hot and humid conditions are expected through Wednesday. There is also a threat of isolated severe thunderstorms on Wednesday. Flash flooding from locally heavy rainfall is possible on Thursday. See this briefing for details on these hazards. Read More >

Current conditions at

Mount Holly, South Jersey Regional Airport (KVAY)

Lat: 39.94°NLon: 74.84°WElev: 49ft.

Fair

83°F

28°C

Humidity 70%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 29 Jul 8:54 am EDT
Extended Forecast for

Berlin NJ

Heat Advisory July 29, 10:50am until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 29, 10:50am until July 30, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 75. Southwest wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming southwest around 5 mph in the morning.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 74. South wind around 5 mph.  Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 87. East wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Chance
    Showers then
    Heavy Rain

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 68. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 68 °F

    Heavy Rain

  • Friday

    Friday: Showers, mainly before 8am.  High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 75. Southwest wind around 5 mph.
Wednesday
Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 30%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. East wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 68. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers, mainly before 8am. High near 74. Chance of precipitation is 80%.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Berlin NJ
 39.78°N 74.96°W (Elev. 151 ft)
4:11 am EDT Jul 29, 2025
10am EDT Jul 29, 2025-6pm EDT Aug 4, 2025
 
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Additional Resources

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