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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.

Fair

77°F

25°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1016.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Sep 12:50 am EDT
Extended Forecast for

5 Miles NNE Marietta GA

  • Overnight

    Overnight: Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming northwest around 5 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday 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. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Labor Day

    Labor Day: A slight chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 10%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.
Friday
Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 96. Heat index values as high as 103. Calm wind becoming northwest around 5 mph.
Saturday 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. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Labor Day
A slight chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 20%.
Monday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 10%.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Marietta GA
 34.01°N 84.49°W (Elev. 1099 ft)
Last Update:
7:17 pm EDT Sep 3, 2026
Forecast Valid:
1am EDT Sep 4, 2026-6pm EDT Sep 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation