Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Cape May County Airport (KWWD)

Lat: 39.02°NLon: 74.92°WElev: 23ft.

Light Rain

68°F

20°C

Humidity 96%
Wind Speed N 8 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 20 Aug 11:56 pm EDT
Extended Forecast for

Rio Grande NJ

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 66. North wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 81. North wind 5 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am.  Increasing clouds, with a low around 67. East wind around 5 mph becoming calm.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8am.  High near 82. East wind around 5 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm.  Mostly clear, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 66. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Partly sunny, with a high near 81. North wind 5 to 10 mph.
Friday Night
A slight chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 67. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8am. High near 82. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 8pm. Mostly clear, with a low around 67. Chance of precipitation is 30%.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Sunny, with a high near 83.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Rio Grande NJ
 39.03°N 74.9°W (Elev. 10 ft)
10:03 pm EDT Aug 20, 2026
12am EDT Aug 21, 2026-6pm EDT Aug 27, 2026
 
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