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

Orangeburg, Orangeburg Municipal Airport (KOGB)

Lat: 33.46°NLon: 80.85°WElev: 197ft.

Fair

77°F

25°C

Humidity 88%
Wind Speed W 5 mph
Barometer 30.08 in (1018.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 May 5:53 pm EDT
Extended Forecast for

Barnwell SC

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Patchy Fog
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 30%.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 78. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Barnwell SC
 33.24°N 81.39°W (Elev. 200 ft)
Last Update:
2:21 pm EDT May 25, 2026
Forecast Valid:
6pm EDT May 25, 2026-6pm EDT Jun 1, 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