| Point Forecast: Riverdale IL 41.64N 87.63W |
Last Update: 3:27 pm CDT Sep 24, 2024 |
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| Date | 09/24 | 09/25 | ||||||||||||||||||||||
| 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 (°C) | 19 | 19 | 19 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 17 | 18 | 20 | 21 | 22 | 22 | 23 |
| Dewpoint (°C) | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 8 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Wind Dir | W | WNW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 89 | 86 | 83 | 82 | 81 | 80 | 80 | 79 | 78 | 79 | 76 | 73 | 71 | 69 | 66 | 64 | 60 | 55 | 51 | 45 | 40 | 35 | 29 | 23 |
| Precipitation Potential (%) | 57 | 43 | 30 | 24 | 22 | 19 | 19 | 17 | 15 | 15 | 14 | 14 | 12 | 10 | 8 | 10 | 10 | 10 | 8 | 8 | 8 | 5 | 5 | 5 |
| Relative Humidity (%) | 87 | 87 | 90 | 93 | 97 | 100 | 97 | 100 | 97 | 97 | 93 | 100 | 100 | 100 | 100 | 100 | 96 | 84 | 75 | 65 | 61 | 55 | 55 | 51 |
| Rain | Lkly | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/26 | |||||||||||||||||||||||
| 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 (°C) | 22 | 22 | 21 | 19 | 18 | 18 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 14 | 16 | 18 | 20 | 22 | 23 | 23 | 24 | 24 |
| Dewpoint (°C) | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | 24 | 24 | ||||||||||||||||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 10 | 10 |
| Wind Dir | NNE | NNE | NE | NE | ENE | ENE | E | SE | SSE | S | S | N | NNW | N | N | N | N | NNE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 17 | 14 | 10 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 9 | 13 | 16 | 19 | 19 | 18 | 17 | 21 | 25 | 29 | 32 | 35 |
| Precipitation Potential (%) | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 2 |
| Relative Humidity (%) | 53 | 53 | 59 | 65 | 73 | 78 | 90 | 93 | 90 | 87 | 90 | 93 | 96 | 100 | 100 | 100 | 90 | 78 | 68 | 61 | 55 | 53 | 52 | 52 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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