| Point Forecast: Champaign IL 40.12N 88.23W (Elev. 224 m) |
Last Update: 4:36 am CDT Aug 15, 2026 |
 |
|
[show menu] |
| Date | 08/15 | 08/16 | ||||||||||||||||||||||
| Hour (CDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 25 | 26 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 26 | 24 | 24 | 23 | 23 | 23 | 23 | 24 |
| Dewpoint (°C) | 21 | 21 | 22 | 22 | 23 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 24 | 24 | 25 | 26 | 26 | 31 | 31 | 31 | 32 | 31 | 31 | 26 | 24 | 24 | 24 | |||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 |
| Wind Dir | ESE | ESE | SE | SE | SSE | S | SSW | SSW | SSW | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | SSE | S | SSW | SSW | SSW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 87 | 87 | 88 | 88 | 87 | 87 | 87 | 86 | 85 | 84 | 76 | 67 | 59 | 54 | 49 | 44 | 43 | 41 | 40 | 38 | 35 | 33 | 42 | 51 |
| Precipitation Potential (%) | 100 | 98 | 98 | 88 | 86 | 75 | 56 | 25 | 23 | 17 | 16 | 17 | 17 | 8 | 9 | 7 | 9 | 7 | 22 | 19 | 20 | 17 | 31 | 34 |
| Relative Humidity (%) | 93 | 97 | 100 | 97 | 97 | 100 | 100 | 97 | 97 | 94 | 85 | 85 | 88 | 85 | 88 | 88 | 91 | 97 | 100 | 100 | 100 | 100 | 100 | 94 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc |
| Date | 08/17 | |||||||||||||||||||||||
| Hour (CDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 23 | 23 | 23 | 23 | 24 | 26 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 26 | 26 | 25 | 24 | 23 | 22 | 22 | 22 | 22 | 21 |
| Dewpoint (°C) | 23 | 23 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 21 |
| Heat Index (°C) | 24 | 26 | 31 | 31 | 32 | 33 | 34 | 33 | 32 | 31 | 26 | 26 | 25 | 24 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 |
| Wind Dir | SW | WSW | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 62 | 65 | 67 | 67 | 66 | 66 | 70 | 75 | 79 | 69 | 59 | 49 | 48 | 46 | 45 | 44 | 42 | 41 | 40 | 40 | 39 | 37 | 36 |
| Precipitation Potential (%) | 39 | 47 | 43 | 37 | 25 | 19 | 15 | 8 | 4 | 3 | 6 | 10 | 27 | 5 | 3 | 19 | 19 | 19 | 19 | 19 | 19 | 6 | 6 | 6 |
| Relative Humidity (%) | 100 | 97 | 97 | 100 | 97 | 94 | 91 | 88 | 85 | 82 | 80 | 80 | 85 | 85 | 91 | 88 | 90 | 94 | 100 | 100 | 100 | 100 | 100 | 100 |
| Rain | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | Chc | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- |
| Thunder | Chc | Chc | Chc | -- | -- | -- | SChc | -- | -- | -- | -- | -- | Chc | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| ||||||||||||