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

Hazardous Weather Conditions

Current conditions at

Thomaston, Thomaston-Upson County Airport (KOPN)

Lat: 32.96°NLon: 84.26°WElev: 797ft.

Partly Cloudy

88°F

31°C

Humidity 55%
Wind Speed W 7 mph
Barometer 30.11 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 9 Jul 1:35 pm EDT
Extended Forecast for

4 Miles ESE Williamson GA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 98. West wind around 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 99. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday 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 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: A chance of showers before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 98. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 99. West wind 5 to 10 mph, with gusts as high as 15 mph.
Friday 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 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. West wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Monday
A chance of showers before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Williamson GA
 33.16°N 84.3°W (Elev. 899 ft)
Last Update:
7:16 am EDT Jul 9, 2026
Forecast Valid:
1pm EDT Jul 9, 2026-6pm EDT Jul 15, 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