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Heavy Rains and Potential for Flash Floods

Severe thunderstorms with damaging winds and heavy rains will be possible from the Ohio Valley to the Northeast Tuesday. In addition, heavy rains possible in the central Plains and southern Rockies. Heavy rain threat moves into the southern Mid-Atlantic Wednesday. Dry conditions remain out west where isolated dry thunderstorms could exacerbate ongoing fires and start new fires. Read More >

Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Partly Cloudy

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 77°F (25°C)
Visibility 7.00 mi
Heat Index83°F (28°C)
Last update 22 Aug 4:35 am EDT
Extended Forecast for

Charleston SC

  • Overnight

    Overnight: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 77. Calm wind.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 77 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 9am.  Mostly cloudy, with a high near 88. Calm wind becoming south 5 to 8 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 76. South wind 3 to 8 mph.  Chance of precipitation is 20%.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    Low: 76 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 7am.  Partly sunny, with a high near 90. Southwest wind 5 to 8 mph.  Chance of precipitation is 40%.

    Chance
    T-storms

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. South wind 7 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 78 °F

  • Thursday

    Thursday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 88. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms
    Likely

    High: 88 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 75. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 75 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 85. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 85 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 73.

    Mostly Cloudy

    Low: 73 °F

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Calm wind. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 88. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. South wind 3 to 8 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 90. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. South wind 7 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 88. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 73.
Saturday
Partly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Mostly cloudy, with a low around 71.
Monday
Partly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Charleston SC
 32.79°N 80.01°W (Elev. 10 ft)
3:16 am EDT Aug 22, 2017
4am EDT Aug 22, 2017-6pm EDT Aug 28, 2017
 
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Additional Resources

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