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.

Mostly Cloudy

82°F

28°C

Humidity 70%
Wind Speed SE 8 mph
Barometer 30.13 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Aug 12:50 pm EDT
Extended Forecast for

4 Miles ENE Marietta, Cobb County-McCollum Field Airport GA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm. Low around 71. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 85. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms then
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 11pm. Low around 71. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 85. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Friday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 72.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Sunday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Marietta, Cobb County-McCollum Field Airport GA
 34.04°N 84.54°W (Elev. 968 ft)
Last Update:
12:08 pm EDT Aug 12, 2025
Forecast Valid:
12pm EDT Aug 12, 2025-6pm EDT Aug 18, 2025
 
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