| Point Forecast: Harvard IL 42.42N 88.61W |
Last Update: 2:06 pm CDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 26 | 26 | 26 | 26 | 24 | 23 | 22 | 21 | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 16 | 18 | 21 | 23 | 25 | 27 | 27 | 28 | 28 |
| Dewpoint (°C) | 16 | 16 | 16 | 16 | 17 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 17 | 18 | 19 | 19 | 19 | 19 | 19 | 19 |
| Heat Index (°C) | 26 | 26 | 26 | 26 | 24 | 25 | 28 | 28 | 29 | 30 | ||||||||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 5 | 3 | 3 | 3 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 5 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | W | W | W | W | W | W | SW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 63 | 62 | 52 | 46 | 41 | 35 | 35 | 35 | 30 | 25 | 20 | 20 | 16 | 11 | 7 | 6 | 5 | 4 | 2 | 2 | 3 | 5 | 7 | 7 |
| 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 (%) | 54 | 53 | 53 | 56 | 63 | 70 | 76 | 80 | 81 | 84 | 86 | 88 | 90 | 91 | 91 | 95 | 93 | 84 | 78 | 70 | 65 | 62 | 59 | 57 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 29 | 29 | 29 | 28 | 28 | 26 | 24 | 22 | 21 | 21 | 20 | 19 | 19 | 18 | 18 | 19 | 20 | 23 | 25 | 27 | 28 | 29 | 29 | 30 |
| Dewpoint (°C) | 19 | 19 | 20 | 21 | 21 | 21 | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 20 | 21 | 21 | 22 | 22 | 22 |
| Heat Index (°C) | 30 | 31 | 31 | 31 | 29 | 26 | 24 | 25 | 28 | 30 | 31 | 32 | 33 | |||||||||||
| Surface Wind (mph) | 7 | 6 | 6 | 5 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 3 | 5 | 5 | 6 | 6 | 7 |
| Wind Dir | WSW | WSW | WSW | WSW | SW | SSW | SSW | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 8 | 9 | 8 | 7 | 5 | 5 | 6 | 5 | 5 | 6 | 7 | 9 | 11 | 12 | 11 | 10 | 9 | 8 | 7 | 12 | 16 | 20 | 21 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 10 | 10 |
| Relative Humidity (%) | 56 | 55 | 58 | 61 | 66 | 74 | 78 | 84 | 86 | 88 | 89 | 90 | 91 | 93 | 90 | 91 | 88 | 79 | 74 | 71 | 68 | 65 | 63 | 61 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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