| NWS Forecast for: 2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA Issued by: National Weather Service Peachtree City, GA Last Update: 12:12 am EDT Sep 13, 2026 | |
| Overnight: Partly cloudy, with a low around 21. Calm wind. Sunday: Mostly sunny, with a high near 32. Northwest wind 5 to 15 km/h. Sunday Night: Mostly clear, with a low around 20. Calm wind. Monday: Sunny, with a high near 34. Heat index values as high as 37. North wind 5 to 10 km/h. Monday Night: Mostly clear, with a low around 22. North wind 5 to 10 km/h becoming east after midnight. Tuesday: Sunny, with a high near 32. Tuesday Night: Mostly clear, with a low around 19. Wednesday: Sunny, with a high near 31. Wednesday Night: Clear, with a low around 18. Thursday: Sunny, with a high near 31. Thursday Night: Clear, with a low around 19. Friday: Sunny, with a high near 32. Friday Night: Mostly clear, with a low around 20. Saturday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 32. | |
| 2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA 33.99°N 84.57°W (Elev. 1129 m) | |
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