| Point Forecast: Gillespie IL 39.12N 89.81W (Elev. 653 ft) |
Last Update: 6:22 pm CDT May 11, 2024 |
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| Date | 05/11 | 05/12 | ||||||||||||||||||||||
| Hour (CDT) | 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 (°F) | 63 | 60 | 58 | 56 | 54 | 52 | 52 | 51 | 50 | 50 | 53 | 60 | 66 | 72 | 74 | 77 | 79 | 79 | 80 | 80 | 79 | 78 | 76 | 71 |
| Dewpoint (°F) | 45 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 49 | 51 | 52 | 52 | 53 | 53 | 52 | 52 | 52 | 53 | 53 | 55 | 55 |
| Heat Index (°F) | 77 | 79 | 79 | 80 | 80 | 79 | 78 | 76 | ||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 |
| Wind Dir | W | W | W | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 12 | 13 | 15 | 13 | 11 | 9 | 5 | 3 | 5 | 7 | 8 | 10 | 12 | 17 | 23 | 19 | 14 | 18 | 16 | 20 | 25 | 18 | 20 | 24 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 6 | 4 | 4 |
| Relative Humidity (%) | 52 | 62 | 67 | 72 | 77 | 83 | 83 | 86 | 89 | 89 | 83 | 67 | 58 | 49 | 46 | 43 | 41 | 39 | 38 | 38 | 41 | 42 | 48 | 57 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/13 | |||||||||||||||||||||||
| Hour (CDT) | 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 (°F) | 68 | 66 | 65 | 64 | 63 | 62 | 61 | 61 | 61 | 61 | 62 | 65 | 67 | 68 | 68 | 68 | 67 | 67 | 66 | 66 | 66 | 65 | 65 | 64 |
| Dewpoint (°F) | 54 | 54 | 54 | 54 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 58 | 58 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 8 | 9 | 10 | 11 | 13 | 14 | 15 | 15 | 15 | 14 | 13 | 11 | 10 | 10 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE | SE | SE | SE | SE |
| Gust | 20 | 21 | 22 | 23 | 23 | 22 | 21 | |||||||||||||||||
| Sky Cover (%) | 24 | 37 | 44 | 53 | 60 | 59 | 56 | 55 | 59 | 67 | 73 | 78 | 82 | 87 | 89 | 90 | 92 | 91 | 90 | 89 | 90 | 92 | 93 | 92 |
| Precipitation Potential (%) | 4 | 4 | 4 | 4 | 23 | 23 | 23 | 23 | 23 | 23 | 69 | 69 | 69 | 69 | 69 | 69 | 94 | 94 | 94 | 94 | 94 | 94 | 84 | 84 |
| Relative Humidity (%) | 61 | 65 | 68 | 70 | 72 | 75 | 81 | 81 | 84 | 84 | 84 | 78 | 73 | 73 | 73 | 76 | 78 | 78 | 81 | 81 | 81 | 84 | 84 | 87 |
| Rain | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
