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.

A Few Clouds

91°F

33°C

Humidity 46%
Wind Speed N 6 mph
Barometer 30.11 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 16 Aug 3:50 pm EDT
Extended Forecast for

Kennesaw GA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 98. Northeast wind around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Heat index values as high as 98. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. Calm wind becoming north around 5 mph.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 98. Northeast wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 93. Heat index values as high as 98. Calm wind becoming northeast around 5 mph.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny, with a high near 95. Calm wind becoming north around 5 mph.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kennesaw GA
 34.04°N 84.62°W (Elev. 984 ft)
Last Update:
2:18 pm EDT Aug 16, 2025
Forecast Valid:
4pm EDT Aug 16, 2025-6pm EDT Aug 23, 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