Severe Thunderstorms and Flash Flooding in the Central U.S.; A Dangerous Heatwave Coming to the West

A slow moving cold front will bring multiple rounds of widespread heavy rain, localized flash flooding, and severe thunderstorms from the central Plains into the Great Lakes through Saturday. A dangerous heatwave with record breaking and triple digit temperatures is expected this weekend into next week over the Northwest U.S. Excessive Heat Watches and Warnings have been issued. Read More >

Current conditions at

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

Mostly Cloudy

69°F

21°C

Humidity 76%
Wind Speed N 6 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 Jun 2:56 am EDT
Extended Forecast for

Charleston SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 69. Northeast wind around 6 mph.

    Mostly Cloudy

    Low: 69 °F

  • Friday

    Friday: A slight chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 84. Northeast wind 7 to 10 mph becoming southeast in the afternoon.  Chance of precipitation is 40%.

    Chance
    Showers

    High: 84 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 73. East wind 6 to 9 mph.

    Chance
    T-storms

    Low: 73 °F

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. East wind 7 to 10 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 85 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. East wind 6 to 9 mph.

    Slight Chance
    T-storms

    Low: 74 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 87.

    Slight Chance
    T-storms

    High: 87 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 74.

    Partly Cloudy

    Low: 74 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 87.

    Chance
    T-storms

    High: 87 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am.  Partly cloudy, with a low around 74.

    Chance
    T-storms

    Low: 74 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 69. Northeast wind around 6 mph.
Friday
A slight chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 84. Northeast wind 7 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 73. East wind 6 to 9 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. East wind 7 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. East wind 6 to 9 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 74.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Charleston SC
 32.79°N 80.01°W (Elev. 10 ft)
1:15 am EDT Jun 25, 2021
3am EDT Jun 25, 2021-6pm EDT Jul 1, 2021
 
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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