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

73°F

23°C

Humidity 89%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 8 Aug 2:55 am EDT
Extended Forecast for

Forsyth GA

  • Overnight

    Overnight: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming east around 5 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73.

    Low: 73 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 92. Heat index values as high as 99. Calm wind becoming east around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 72. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Forsyth GA
 33.02°N 83.93°W (Elev. 600 ft)
Last Update:
2:26 am EDT Aug 8, 2026
Forecast Valid:
3am EDT Aug 8, 2026-6pm EDT Aug 14, 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