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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.

Partly Cloudy

92°F

33°C

Humidity 49%
Wind Speed S 5 mph
Barometer 30.10 in (1018.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 15 Jul 1:50 pm EDT
Extended Forecast for

2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 94. Heat index values as high as 100. Calm wind. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 10am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 97. East wind around 5 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. South wind around 5 mph. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 94. Heat index values as high as 100. Calm wind. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A slight chance of showers between 10am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 97. East wind around 5 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. South wind around 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 92. South wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73.
Sunday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.57°W (Elev. 1129 ft)
Last Update:
1:41 pm EDT Jul 15, 2025
Forecast Valid:
2pm EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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