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

Newnan, Newnan Coweta County Airport (KCCO)

Lat: 33.31°NLon: 84.77°WElev: 971ft.

Fair

68°F

20°C

Humidity 27%
Wind Speed S 6 mph
Barometer 30.07 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 13 Mar 5:55 pm EDT
Extended Forecast for

Grantville GA

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Calm wind becoming south around 5 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers. Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, with thunderstorms also possible after 5am. Low around 44. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 44 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 42. Calm wind.
Saturday
Sunny, with a high near 75. Calm wind becoming south around 5 mph.
Saturday Night
Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Showers, with thunderstorms also possible after 5am. Low around 44. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday
Showers and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm. High near 58. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grantville GA
 33.24°N 84.83°W (Elev. 879 ft)
Last Update:
2:26 pm EDT Mar 13, 2026
Forecast Valid:
6pm EDT Mar 13, 2026-6pm EDT Mar 20, 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