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

Hazardous Weather Conditions

Current conditions at

Walterboro Lowcountry Regional Airport (KRBW)

Lat: 32.92°NLon: 80.64°WElev: 102ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Aug 10:15 pm EDT
Extended Forecast for

Walterboro SC

Heat Advisory August 17, 11:00am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Light south wind.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 99. Heat index values as high as 109. West wind 3 to 5 mph.

    High: 99 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Light southwest wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. Heat index values as high as 111. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 97.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Light south wind.
Monday
Sunny, with a high near 99. Heat index values as high as 109. West wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 76. Light southwest wind.
Tuesday
Sunny, with a high near 99. Heat index values as high as 111. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 97.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97.
Thursday Night
Partly cloudy, with a low around 75.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walterboro SC
 32.9°N 80.67°W (Elev. 30 ft)
Last Update:
8:32 pm EDT Aug 16, 2026
Forecast Valid:
10pm EDT Aug 16, 2026-6pm EDT Aug 23, 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