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

Mount Pleasant Regional-Faison Field (KLRO)

Lat: 32.9°NLon: 79.78°WElev: 13ft.

Fair

88°F

31°C

Humidity 79%
Wind Speed Vrbl 7 mph
Barometer 29.97 in
Dewpoint 81°F (27°C)
Visibility 9.00 mi
Heat Index106°F (41°C)
Last update 23 Aug 10:55 am EDT
Extended Forecast for

Mount Pleasant SC

  • Today

    Today: A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 91. Heat index values as high as 105. West wind 5 to 9 mph becoming south in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. Southwest wind 3 to 7 mph.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Light southwest wind becoming south 5 to 9 mph in the morning.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 76. Southwest wind 3 to 7 mph.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 89. South wind 3 to 8 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    T-storms
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 91. Heat index values as high as 105. West wind 5 to 9 mph becoming south in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. Southwest wind 3 to 7 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Light southwest wind becoming south 5 to 9 mph in the morning.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 76. Southwest wind 3 to 7 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 89. South wind 3 to 8 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Pleasant SC
 32.8°N 79.87°W (Elev. 7 ft)
Last Update:
8:30 am EDT Aug 23, 2026
Forecast Valid:
11am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
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