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| Point Forecast: Gillespie IL 39.12N 89.81W (Elev. 653 ft) |
Last Update: 11:57 pm CDT Sep 21, 2020 |
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| Date | 09/22 | |||||||||||||||||||||||
| Hour (CDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 58 | 57 | 57 | 56 | 54 | 53 | 52 | 53 | 57 | 62 | 66 | 70 | 72 | 73 | 75 | 75 | 74 | 72 | 70 | 67 | 64 | 61 | 60 | 58 |
| Dewpoint (°F) | 52 | 53 | 53 | 52 | 52 | 52 | 51 | 51 | 53 | 55 | 56 | 56 | 55 | 53 | 53 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 53 |
| Heat Index (°F) | 75 | 75 | ||||||||||||||||||||||
| Surface Wind (mph) | 5 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 19 | 18 | 25 | 32 | 38 | 42 | 47 | 45 | 53 | 46 | 52 | 54 | 49 | 50 | 50 | 47 | 47 | 49 | 50 | 50 | 50 | 48 | 46 | 47 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 80 | 86 | 86 | 86 | 93 | 96 | 96 | 93 | 86 | 78 | 70 | 61 | 55 | 49 | 46 | 45 | 46 | 49 | 55 | 61 | 67 | 75 | 78 | 83 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/23 | |||||||||||||||||||||||
| Hour (CDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 57 | 57 | 56 | 55 | 54 | 53 | 52 | 53 | 58 | 62 | 66 | 69 | 71 | 72 | 73 | 73 | 72 | 71 | 68 | 66 | 63 | 61 | 59 | 58 |
| Dewpoint (°F) | 53 | 53 | 53 | 52 | 52 | 52 | 51 | 50 | 52 | 54 | 55 | 55 | 55 | 54 | 54 | 53 | 53 | 53 | 54 | 54 | 54 | 55 | 55 | 54 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 55 | 62 | 66 | 70 | 74 | 70 | 67 | 66 | 68 | 71 | 72 | 74 | 77 | 78 | 77 | 74 | 72 | 74 | 77 | 78 | 74 | 67 | 63 | 63 |
| Precipitation Potential (%) | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 10 | 10 | 10 | 10 | 10 | 10 | 13 | 13 | 13 | 13 | 13 |
| Relative Humidity (%) | 86 | 86 | 90 | 90 | 93 | 96 | 96 | 89 | 80 | 75 | 68 | 61 | 57 | 53 | 51 | 49 | 51 | 53 | 61 | 65 | 72 | 81 | 87 | 86 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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