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

Hazardous Weather Conditions

Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

55°F

13°C

Humidity 83%
Wind Speed Calm
Barometer 30.14 in (993.7 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 23 Apr 7:50 am EDT
Extended Forecast for

3 Miles WNW Marietta GA

  • Today

    Today: Patchy smoke before 11am. Sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Patchy Smoke
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy smoke before 11am. Sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. Southwest wind around 5 mph.
Saturday
A chance of showers and thunderstorms before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 58.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.57°W (Elev. 1096 ft)
Last Update:
2:26 am EDT Apr 23, 2026
Forecast Valid:
8am EDT Apr 23, 2026-6pm EDT Apr 29, 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