| Point Forecast: 2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA 33.99N 84.57W (Elev. 344 m) |
Last Update: 7:16 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 28 | 27 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 25 | 26 | 28 | 29 | 30 | 31 | 32 | 32 | 32 | 31 | 31 | 29 |
| Dewpoint (°C) | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 31 | 29 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 28 | 31 | 33 | 34 | 35 | 36 | 36 | 36 | 34 | 34 | 32 | |||
| Surface Wind (mph) | 5 | 6 | 5 | 5 | 5 | 5 | 6 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 6 |
| Wind Dir | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | SE | SE | SE | SE | SE | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 74 | 78 | 78 | 74 | 72 | 63 | 57 | 61 | 64 | 62 | 65 | 70 | 61 | 56 | 51 | 27 | 29 | 40 | 22 | 23 | 41 | 35 | 32 | 32 |
| Precipitation Potential (%) | 36 | 27 | 21 | 21 | 21 | 6 | 6 | 5 | 6 | 6 | 5 | 4 | 4 | 17 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 21 |
| Relative Humidity (%) | 76 | 80 | 83 | 85 | 85 | 88 | 90 | 92 | 90 | 91 | 94 | 94 | 87 | 81 | 75 | 70 | 65 | 62 | 58 | 56 | 57 | 58 | 62 | 66 |
| Rain | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
| Thunder | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 28 | 27 | 26 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 27 | 28 | 30 | 31 | 32 | 32 | 33 | 32 | 32 | 31 | 29 |
| Dewpoint (°C) | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 31 | 29 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 29 | 32 | 34 | 35 | 36 | 37 | 37 | 36 | 36 | 34 | 33 | |||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 3 | 5 | 5 | 6 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 24 | 28 | 32 | 29 | 27 | 24 | 25 | 26 | 27 | 28 | 29 | 29 | 26 | 23 | 20 | 23 | 26 | 28 | 28 | 28 | 28 | 32 | 37 | 41 |
| Precipitation Potential (%) | 21 | 21 | 21 | 21 | 21 | 8 | 8 | 8 | 8 | 8 | 8 | 18 | 18 | 18 | 18 | 18 | 18 | 40 | 40 | 40 | 40 | 40 | 40 | 20 |
| Relative Humidity (%) | 73 | 78 | 80 | 83 | 85 | 87 | 89 | 90 | 92 | 93 | 93 | 91 | 85 | 78 | 72 | 66 | 62 | 58 | 55 | 54 | 54 | 57 | 61 | 66 |
| Rain | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Thunder | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
