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

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Aug 12:15 am EDT
Extended Forecast for

3 Miles SE Walterboro SC

  • Overnight

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

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97. Heat index values as high as 107. Light and variable wind.

    High: 97 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 97. Heat index values as high as 109. Calm wind becoming south around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Thursday
Sunny, with a high near 97. Heat index values as high as 107. Light and variable wind.
Thursday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 97. Heat index values as high as 109. Calm wind becoming south around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Walterboro SC
 32.87°N 80.62°W (Elev. 39 ft)
Last Update:
8:30 pm EDT Aug 19, 2026
Forecast Valid:
12am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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