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

Thomaston, Thomaston-Upson County Airport (KOPN)

Lat: 32.96°NLon: 84.26°WElev: 797ft.

Fair

45°F

7°C

Humidity 57%
Wind Speed SE 3 mph
Barometer 30.30 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 21 Jan 6:35 pm EST
Extended Forecast for

Barnesville GA

  • Tonight

    Tonight: A slight chance of showers between midnight and 4am. Mostly cloudy, with a low around 41. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 44. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Cloudy, with a high near 58. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 1am. Cloudy, with a low around 39. North wind around 5 mph.

    Low: 39 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 1pm. Cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers, possibly mixed with sleet, becoming all rain after 1am. Low around 33. Chance of precipitation is 100%.

    Low: 33 °F

    Rain/Sleet

  • Sunday

    Sunday: Showers. High near 40. Chance of precipitation is 90%.

    High: 40 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 1am, then a chance of freezing rain. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.

    Low: 23 °F

    Chance
    Showers then
    Chance
    Rain/Freezing
    Rain

Detailed Forecast

Tonight
A slight chance of showers between midnight and 4am. Mostly cloudy, with a low around 41. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 59. Calm wind.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, mainly before 1pm. Cloudy, with a high near 58. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers, mainly after 1am. Cloudy, with a low around 39. North wind around 5 mph.
Saturday
Showers likely, mainly after 1pm. Cloudy, with a high near 46. Chance of precipitation is 70%.
Saturday Night
Rain showers, possibly mixed with sleet, becoming all rain after 1am. Low around 33. Chance of precipitation is 100%.
Sunday
Showers. High near 40. Chance of precipitation is 90%.
Sunday Night
A chance of rain showers before 1am, then a chance of freezing rain. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Barnesville GA
 33.06°N 84.14°W (Elev. 860 ft)
Last Update:
5:57 pm EST Jan 21, 2026
Forecast Valid:
6pm EST Jan 21, 2026-6pm EST Jan 28, 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