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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.

Light Rain Fog/Mist

20°C

68°F

Humidity 96%
Wind Speed Calm
Barometer 1011.4 mb (29.89 in)
Dewpoint 19°C (67°F)
Visibility 4.83 km
Last update 16 Jun 7:50 pm EDT
Extended Forecast for

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

Flood Watch June 18, 08:00am until June 20, 02:00am
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 18. Southwest wind 5 to 10 km/h.

    Low: 18 °C

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 29. Southwest wind 5 to 15 km/h, with gusts as high as 25 km/h.

    High: 29 °C

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 22. Southwest wind around 15 km/h, with gusts as high as 30 km/h.

    Low: 22 °C

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 28. Southwest wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 90%.

    High: 28 °C

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 21. South wind 10 to 15 km/h, with gusts as high as 25 km/h. Chance of precipitation is 90%.

    Low: 21 °C

    Showers

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.

    High: 28 °C

    Showers
    Likely then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °C

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °C

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °C

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 18. Southwest wind 5 to 10 km/h.
Wednesday
Partly sunny, with a high near 29. Southwest wind 5 to 15 km/h, with gusts as high as 25 km/h.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 22. Southwest wind around 15 km/h, with gusts as high as 30 km/h.
Thursday
Showers and possibly a thunderstorm. High near 28. Southwest wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm. Low around 21. South wind 10 to 15 km/h, with gusts as high as 25 km/h. Chance of precipitation is 90%.
Juneteenth
Showers likely and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 30. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 30.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 29.
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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 m)
Last Update:
7:07 pm EDT Jun 16, 2026
Forecast Valid:
8pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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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