Hazardous Weather Conditions
Current conditions at
Cobb County International Airport - McCollum Field (KRYY)
Lat: 34.01°NLon: 84.6°WElev: 997ft.
Partly Cloudy
89°F
32°C
| Humidity | 55% |
| Wind Speed | W 14 mph |
| Barometer | 30.07 in (1016.6 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 95°F (35°C) |
| Last update | 27 Jun 5:50 pm EDT |
Extended Forecast for
3 Miles E Marietta, Cobb County-McCollum Field Airport GA
Tonight
Low: 74 °F
Slight Chance
T-storms then
Partly CloudySunday
High: 91 °F
Chance
Showers then
Slight Chance
T-stormsSunday Night

Low: 75 °F
Partly Cloudy
Monday
High: 94 °F
Mostly Sunny
then Slight
Chance
T-stormsMonday Night
Low: 76 °F
Slight Chance
T-storms then
Mostly ClearTuesday
High: 93 °F
Sunny then
Slight Chance
T-stormsTuesday Night
Low: 75 °F
Slight Chance
T-storms then
Mostly ClearWednesday

High: 93 °F
Sunny
Wednesday Night

Low: 75 °F
Mostly Clear
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. West wind 5 to 10 mph becoming light southwest in the evening.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 91. Heat index values as high as 99. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 103. Northwest wind around 5 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76. Northwest wind around 5 mph becoming calm.
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 75.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 96.
Friday Night
Mostly clear, with a low around 76.
Independence Day
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles E Marietta, Cobb County-McCollum Field Airport GA
34.01°N 84.54°W (Elev. 997 ft)
34.01°N 84.54°W (Elev. 997 ft)
2:26 pm EDT Jun 27, 2026
6pm EDT Jun 27, 2026-6pm EDT Jul 4, 2026



