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

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 30.11 in (1017.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 2 Sep 4:50 am EDT
Extended Forecast for

2 Miles NNW Marietta GA

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming north around 5 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. 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.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming north around 5 mph.
Tonight
Mostly clear, with a low around 75. Calm wind.
Thursday
Sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 74. South wind around 5 mph.
Friday
Sunny, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95.
Saturday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Labor Day
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Marietta GA
 33.97°N 84.55°W (Elev. 1102 ft)
Last Update:
2:26 am EDT Sep 2, 2026
Forecast Valid:
5am EDT Sep 2, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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