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

Walterboro Lowcountry Regional Airport (KRBW)

Lat: 32.92°NLon: 80.64°WElev: 102ft.

Fair

79°F

26°C

Humidity 89%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Sep 10:35 pm EDT
Extended Forecast for

Round O SC

  • Tonight

    Tonight: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 92 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 95. Heat index values as high as 107. Light west wind.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 92. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 71. Chance of precipitation is 80%.

    Low: 71 °F

    Showers

  • Labor Day

    Labor Day: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 75. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 95. Heat index values as high as 107. Light west wind.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 92. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 71. Chance of precipitation is 80%.
Labor Day
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Round O SC
 32.91°N 80.53°W (Elev. 26 ft)
Last Update:
8:30 pm EDT Sep 3, 2026
Forecast Valid:
10pm EDT Sep 3, 2026-6pm EDT Sep 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation