| Point Forecast: 5 Miles SE Collison IL 40.19N 87.74W (Elev. 630 ft) |
Last Update: 9:15 pm CDT May 15, 2025 |
 |
|
[show menu] |
| Date | 05/15 | 05/16 | ||||||||||||||||||||||
| 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) | 77 | 75 | 73 | 71 | 68 | 65 | 63 | 62 | 61 | 60 | 62 | 67 | 72 | 78 | 82 | 83 | 85 | 86 | 85 | 85 | 81 | 77 | 73 | 71 |
| Dewpoint (°F) | 68 | 67 | 66 | 65 | 64 | 61 | 59 | 56 | 56 | 56 | 56 | 56 | 55 | 54 | 51 | 51 | 51 | 52 | 54 | 58 | 61 | 62 | 63 | 61 |
| Heat Index (°F) | 77 | 75 | 78 | 82 | 82 | 84 | 85 | 84 | 85 | 82 | 77 | |||||||||||||
| Surface Wind (mph) | 17 | 15 | 13 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 9 | 13 | 15 | 17 | 18 | 20 | 21 | 22 | 22 | 21 | 18 | 17 |
| Wind Dir | SW | SW | SW | WSW | WSW | WSW | SW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | S | S | S | SSW | SSW | SSW |
| Gust | 25 | 20 | 17 | 15 | 16 | 18 | 22 | 23 | 26 | 29 | 31 | 32 | 31 | 29 | 28 | 26 | ||||||||
| Sky Cover (%) | 69 | 69 | 45 | 21 | 13 | 6 | 7 | 7 | 6 | 7 | 5 | 3 | 1 | 1 | 2 | 1 | 1 | 9 | 30 | 50 | 54 | 52 | 32 | 29 |
| Precipitation Potential (%) | 68 | 45 | 18 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 18 | 45 | 55 | 34 | 39 | 39 |
| Relative Humidity (%) | 74 | 76 | 79 | 81 | 87 | 87 | 87 | 81 | 84 | 87 | 81 | 68 | 55 | 43 | 34 | 33 | 31 | 31 | 35 | 40 | 51 | 60 | 71 | 71 |
| Rain | Lkly | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Lkly | Chc | Chc | Chc |
| Thunder | Lkly | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc |
| Date | 05/17 | |||||||||||||||||||||||
| 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 | 68 | 66 | 65 | 64 | 62 | 61 | 59 | 58 | 58 | 57 | 59 | 61 | 63 | 65 | 66 | 68 | 70 | 71 | 72 | 72 | 71 | 69 | 67 |
| Dewpoint (°F) | 61 | 59 | 58 | 56 | 55 | 53 | 50 | 48 | 47 | 47 | 46 | 47 | 47 | 48 | 49 | 50 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 49 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 15 | 16 | 17 | 18 | 18 | 18 | 18 | 17 | 16 | 15 | 13 | 10 | 8 |
| Wind Dir | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 25 | 24 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 22 | 24 | 25 | 26 | 28 | 28 | 28 | 26 | 25 | 23 | 21 | 18 | 16 |
| Sky Cover (%) | 12 | 11 | 13 | 14 | 15 | 14 | 14 | 13 | 11 | 9 | 7 | 13 | 18 | 24 | 25 | 27 | 28 | 25 | 21 | 18 | 16 | 13 | 11 | 12 |
| Precipitation Potential (%) | 39 | 39 | 39 | 39 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 78 | 73 | 75 | 73 | 73 | 71 | 69 | 67 | 67 | 67 | 67 | 64 | 60 | 58 | 56 | 54 | 53 | 49 | 46 | 44 | 44 | 46 | 49 | 53 |
| Rain | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| ||||||||||||