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

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

64°F

18°C

Humidity 87%
Wind Speed SW 3 mph
Barometer 30.17 in (994.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Nov 6:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming west around 5 mph.

    High: 76 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 76 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then showers likely after 4am. Mostly cloudy, with a low around 61. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers. Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming west around 5 mph.
Thursday Night
Mostly cloudy, with a low around 57. Calm wind.
Friday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then showers likely after 4am. Mostly cloudy, with a low around 61. South wind around 5 mph. Chance of precipitation is 70%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 75.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 71.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.6°W (Elev. 1001 ft)
Last Update:
6:57 pm EST Nov 19, 2025
Forecast Valid:
7pm EST Nov 19, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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