| Point Forecast: Waltonville IL 38.23N 89.03W |
Last Update: 6:00 pm CDT Jul 12, 2026 |
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| Date | 07/12 | 07/13 | ||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 23 | 22 | 22 | 21 | 21 | 21 | 20 | 19 | 21 | 22 | 23 | 26 | 27 | 28 | 29 | 29 | 29 | 29 | 30 | 29 | 28 | 27 | 24 | 23 |
| Dewpoint (°C) | 21 | 20 | 20 | 19 | 19 | 19 | 18 | 18 | 19 | 20 | 20 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 20 |
| Heat Index (°C) | 26 | 29 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 31 | 29 | 24 | ||||||||||||
| Surface Wind (mph) | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 3 | 3 |
| Wind Dir | NNE | NNE | NNE | NNE | NNE | NNE | NNE | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 6 | 9 | 3 | 1 | 0 | 7 | 3 | 6 | 5 | 2 | 0 | 0 | 1 | 0 | 3 | 4 | 9 | 9 | 4 | 4 | 4 | 2 | 3 | 1 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 87 | 87 | 90 | 90 | 90 | 90 | 90 | 93 | 90 | 87 | 82 | 72 | 67 | 63 | 59 | 57 | 57 | 57 | 57 | 61 | 65 | 69 | 79 | 82 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/14 | |||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 21 | 23 | 25 | 27 | 29 | 29 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 28 | 26 | 24 |
| Dewpoint (°C) | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 22 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 |
| Heat Index (°C) | 25 | 30 | 33 | 34 | 35 | 36 | 36 | 36 | 36 | 35 | 34 | 32 | 26 | 24 | ||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 3 | 2 | 1 | 0 | 0 |
| Wind Dir | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 3 | 3 | 0 | 1 | 1 | 2 | 3 | 2 | 0 | 2 | 3 | 7 | 11 | 15 | 18 | 20 | 23 | 22 | 20 | 19 | 14 | 10 | 5 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Relative Humidity (%) | 84 | 87 | 87 | 87 | 90 | 90 | 93 | 97 | 93 | 90 | 85 | 79 | 74 | 70 | 65 | 63 | 61 | 61 | 61 | 65 | 68 | 72 | 82 | 87 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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