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

Hazardous Weather Conditions

Current conditions at

Orangeburg, Orangeburg Municipal Airport (KOGB)

Lat: 33.46°NLon: 80.85°WElev: 197ft.

Fair

91°F

33°C

Humidity 64%
Wind Speed SW 3 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 16 Aug 11:53 am EDT
Extended Forecast for

Barnwell SC

Heat Advisory August 16, 12:19pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 12:19pm until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Slight Chance
    T-storms

  • Tonight

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

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light west wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday Night

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

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 96. Heat index values as high as 109. Calm wind. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Light west wind.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. Chance of precipitation is 20%.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
Mostly sunny and hot, with a high near 99.
Thursday Night
Partly cloudy, with a low around 74.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Barnwell SC
 33.23°N 81.36°W (Elev. 207 ft)
Last Update:
11:51 am EDT Aug 16, 2026
Forecast Valid:
12pm EDT Aug 16, 2026-6pm EDT Aug 22, 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