| Point Forecast: 2 Miles SE Crescent City IL 40.75N 87.84W |
Last Update: 3:11 pm CDT May 16, 2026 |
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| Date | 05/16 | 05/17 | ||||||||||||||||||||||
| Hour (CDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 78 | 78 | 78 | 76 | 74 | 70 | 68 | 66 | 66 | 65 | 65 | 64 | 64 | 64 | 62 | 65 | 68 | 71 | 75 | 78 | 82 | 83 | 85 | 86 |
| Dewpoint (°F) | 65 | 64 | 64 | 63 | 62 | 62 | 63 | 63 | 63 | 63 | 63 | 62 | 63 | 62 | 62 | 62 | 63 | 64 | 65 | 66 | 66 | 65 | 64 | 63 |
| Heat Index (°F) | 79 | 79 | 78 | 76 | 75 | 79 | 84 | 85 | 87 | 87 | ||||||||||||||
| Surface Wind (mph) | 14 | 11 | 10 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 8 | 9 | 11 | 13 | 14 | 15 | 16 | 17 | 18 |
| Wind Dir | SW | SW | SW | SSW | SSW | S | S | S | S | S | S | SSE | SSE | SSE | SE | SE | SE | S | S | S | S | S | S | S |
| Gust | 21 | 18 | 16 | 14 | 14 | 18 | 21 | 23 | 25 | 26 | 28 | 29 | ||||||||||||
| Sky Cover (%) | 71 | 67 | 64 | 60 | 60 | 59 | 59 | 64 | 69 | 75 | 76 | 76 | 77 | 76 | 75 | 74 | 62 | 49 | 37 | 41 | 46 | 50 | 46 | 42 |
| Precipitation Potential (%) | 18 | 18 | 18 | 16 | 15 | 13 | 14 | 15 | 16 | 18 | 22 | 26 | 27 | 23 | 18 | 9 | 7 | 5 | 3 | 3 | 2 | 2 | 1 | 1 |
| Relative Humidity (%) | 63 | 62 | 63 | 65 | 66 | 76 | 84 | 89 | 90 | 92 | 93 | 95 | 97 | 96 | 100 | 93 | 86 | 79 | 73 | 66 | 59 | 54 | 50 | 46 |
| Rain | SChc | SChc | SChc | SChc | SChc | -- | -- | SChc | SChc | SChc | SChc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | SChc | SChc | -- | -- | SChc | SChc | SChc | SChc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/18 | |||||||||||||||||||||||
| Hour (CDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 86 | 87 | 85 | 82 | 77 | 74 | 72 | 70 | 70 | 69 | 68 | 68 | 67 | 66 | 66 | 68 | 72 | 76 | 80 | 82 | 84 | 85 | 85 | 84 |
| Dewpoint (°F) | 62 | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 61 | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 62 | 64 | 65 | 66 | 67 | 67 | 68 | 68 |
| Heat Index (°F) | 87 | 87 | 86 | 83 | 77 | 76 | 82 | 85 | 87 | 88 | 88 | 87 | ||||||||||||
| Surface Wind (mph) | 18 | 18 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 16 | 17 | 18 | 18 | 20 | 20 | 18 | 18 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | 30 | 29 | 28 | 26 | 24 | 23 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 22 | 23 | 25 | 26 | 28 | 29 | 29 | 29 | 29 | 28 |
| Sky Cover (%) | 38 | 28 | 19 | 9 | 9 | 8 | 8 | 7 | 6 | 5 | 8 | 11 | 13 | 20 | 26 | 33 | 34 | 35 | 37 | 46 | 56 | 66 | 67 | 69 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 33 | 33 | 33 | 48 | 48 | 48 | 83 | 83 | 83 |
| Relative Humidity (%) | 44 | 44 | 46 | 52 | 60 | 65 | 69 | 73 | 73 | 71 | 72 | 74 | 76 | 78 | 81 | 76 | 71 | 66 | 60 | 57 | 56 | 56 | 56 | 58 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc |
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