| Point Forecast: Chamblee GA 33.91N 84.31W (Elev. 304 m) |
Last Update: 2:26 am EDT May 19, 2026 |
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| Date | 05/19 | 05/20 | ||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | 22 | 21 | 19 | 19 | 19 | 18 | 19 | 21 | 24 | 26 | 28 | 29 | 30 | 31 | 31 | 31 | 31 | 31 | 29 | 26 | 25 | 24 | 23 | 23 |
| Dewpoint (°C) | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 18 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 |
| Heat Index (°C) | 24 | 26 | 28 | 29 | 30 | 31 | 31 | 31 | 31 | 30 | 29 | 27 | 25 | 24 | ||||||||||
| Surface Wind (mph) | 5 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 5 | 5 | 6 | 6 | 5 | 5 | 2 | 1 | 1 | 1 | 1 |
| Wind Dir | SE | SE | SE | SE | SE | SE | SE | S | S | S | SE | SE | S | S | S | S | S | SE | SE | SE | SE | S | SE | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 4 | 6 | 11 | 14 | 27 | 30 | 30 | 28 | 33 | 28 | 30 | 37 | 37 | 31 | 34 | 29 | 29 | 33 | 25 | 12 | 13 | 14 | 18 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 67 | 71 | 77 | 79 | 82 | 84 | 83 | 79 | 69 | 62 | 55 | 49 | 44 | 40 | 38 | 37 | 38 | 39 | 43 | 52 | 57 | 60 | 62 | 64 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/21 | |||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | 22 | 22 | 21 | 21 | 20 | 20 | 21 | 23 | 26 | 28 | 30 | 31 | 31 | 32 | 31 | 31 | 30 | 29 | 28 | 26 | 24 | 23 | 23 | 22 |
| Dewpoint (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 |
| Heat Index (°C) | 26 | 29 | 31 | 31 | 32 | 32 | 32 | 31 | 31 | 30 | 28 | 26 | 24 | |||||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 0 |
| Wind Dir | S | S | S | S | SE | S | S | S | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | NW | N | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 23 | 23 | 28 | 29 | 32 | 39 | 27 | 30 | 35 | 36 | 36 | 43 | 49 | 50 | 50 | 48 | 46 | 49 | 55 | 43 | 43 | 42 | 39 | 36 |
| Precipitation Potential (%) | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 5 | 9 | 13 | 16 | 18 | 18 | 18 | 18 | 18 | 18 |
| Relative Humidity (%) | 67 | 70 | 74 | 75 | 76 | 77 | 78 | 74 | 65 | 57 | 50 | 47 | 44 | 42 | 43 | 44 | 46 | 49 | 55 | 64 | 70 | 74 | 77 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- |
