| Point Forecast: 2 Miles N South Pekin IL 40.52N 89.65W (Elev. 482 ft) |
Last Update: 2:06 am CDT Sep 8, 2026 |
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| Date | 09/08 | 09/09 | ||||||||||||||||||||||
| Hour (CDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 66 | 65 | 65 | 64 | 62 | 61 | 66 | 70 | 77 | 81 | 84 | 85 | 88 | 89 | 89 | 89 | 88 | 85 | 81 | 77 | 76 | 75 | 74 | 74 |
| Dewpoint (°F) | 59 | 59 | 59 | 59 | 59 | 60 | 62 | 64 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 65 | 64 | 64 | 63 | 63 | 63 | 63 |
| Heat Index (°F) | 77 | 83 | 86 | 87 | 90 | 91 | 91 | 92 | 90 | 87 | 83 | 77 | 76 | 75 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | ESE | ESE | ESE | SE | SE | SE | SSE | S | S | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S |
| Gust | 16 | 15 | 15 | 15 | ||||||||||||||||||||
| Sky Cover (%) | 31 | 43 | 56 | 57 | 58 | 58 | 56 | 54 | 52 | 49 | 46 | 43 | 36 | 30 | 23 | 25 | 27 | 29 | 29 | 29 | 29 | 31 | 33 | 35 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 1 |
| Relative Humidity (%) | 78 | 81 | 81 | 84 | 90 | 97 | 87 | 81 | 67 | 58 | 53 | 51 | 47 | 45 | 45 | 47 | 48 | 51 | 56 | 64 | 64 | 66 | 69 | 69 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/10 | |||||||||||||||||||||||
| Hour (CDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 74 | 73 | 73 | 73 | 72 | 71 | 73 | 77 | 80 | 82 | 84 | 84 | 84 | 85 | 83 | 82 | 82 | 78 | 75 | 74 | 72 | 72 | 71 | 71 |
| Dewpoint (°F) | 63 | 63 | 63 | 64 | 64 | 66 | 68 | 70 | 71 | 72 | 73 | 74 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 72 | 72 | 71 | 71 |
| Heat Index (°F) | 77 | 83 | 87 | 90 | 91 | 92 | 94 | 90 | 89 | 89 | 78 | 75 | ||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 2 | 2 | 1 | 1 | 1 |
| Wind Dir | S | SSE | SSE | S | SSW | SSW | SSW | SSW | SW | SW | WSW | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW |
| Gust | 15 | 15 | ||||||||||||||||||||||
| Sky Cover (%) | 39 | 44 | 48 | 52 | 57 | 61 | 63 | 64 | 66 | 67 | 69 | 71 | 70 | 70 | 69 | 73 | 76 | 80 | 78 | 77 | 75 | 82 | 88 | 95 |
| Precipitation Potential (%) | 1 | 3 | 4 | 5 | 22 | 55 | 62 | 57 | 47 | 36 | 29 | 23 | 15 | 19 | 30 | 25 | 29 | 39 | 39 | 39 | 39 | 39 | 39 | 25 |
| Relative Humidity (%) | 69 | 71 | 71 | 73 | 76 | 84 | 84 | 79 | 74 | 72 | 70 | 72 | 74 | 72 | 77 | 79 | 79 | 88 | 97 | 100 | 100 | 100 | 100 | 100 |
| Rain | -- | -- | -- | -- | SChc | Lkly | Lkly | Lkly | Chc | Chc | Chc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- |
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