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

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
Disclaimer
Map Legend
Point Forecast:
Charleston SC
 32.79°N 80.01°W (Elev. 10 ft)
Last Update:
1:15 am EDT Jun 25, 2021
Forecast Valid:
3am EDT Jun 25, 2021-6pm EDT Jul 1, 2021
 
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