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Hazardous Weather Conditions

Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Mostly Cloudy

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.09 in (1018.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Jun 3:50 am EDT
Extended Forecast for

Marietta, Cobb County-McCollum Field Airport GA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    T-storms
    Likely

  • Sunday

    Sunday: A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 85. West wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    T-storms
    Likely then
    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 87. Chance of precipitation is 80%.

    High: 87 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 71. Chance of precipitation is 80%.

    Low: 71 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 85. West wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 87. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 71. Chance of precipitation is 80%.
Wednesday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Juneteenth
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta, Cobb County-McCollum Field Airport GA
 34.02°N 84.6°W (Elev. 1001 ft)
Last Update:
2:51 am EDT Jun 14, 2025
Forecast Valid:
4am EDT Jun 14, 2025-6pm EDT Jun 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation