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| Point Forecast: 9NM NNW Evanston IL 42.19N 87.77W |
Last Update: 2:42 pm CDT Apr 19, 2024 |
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| Date | 04/19 | 04/20 | ||||||||||||||||||||||
| 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) | 55 | 54 | 54 | 52 | 50 | 48 | 46 | 44 | 43 | 41 | 40 | 39 | 38 | 38 | 37 | 37 | 39 | 41 | 43 | 44 | 45 | 46 | 47 | 47 |
| Dewpoint (°F) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 |
| Wind Chill (°F) | 45 | 42 | 40 | 38 | 36 | 34 | 32 | 31 | 30 | 30 | 28 | 28 | 31 | 33 | 35 | 37 | 38 | 40 | 41 | 41 | ||||
| Surface Wind (mph) | 21 | 20 | 18 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 13 |
| Wind Dir | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Gust | 32 | 30 | 28 | 25 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 22 | 20 |
| Sky Cover (%) | 23 | 22 | 20 | 19 | 21 | 22 | 24 | 19 | 14 | 9 | 7 | 5 | 3 | 3 | 4 | 4 | 9 | 14 | 19 | 26 | 33 | 41 | 47 | 53 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| Relative Humidity (%) | 32 | 34 | 34 | 36 | 39 | 42 | 45 | 49 | 49 | 52 | 55 | 54 | 57 | 57 | 59 | 59 | 54 | 48 | 45 | 43 | 41 | 42 | 42 | 42 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Wave Height (ft) | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
| Wave Period (sec) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wave Direction (°) | 280 | 290 | 290 | 290 | 300 | 300 | 310 | 310 | 310 | 310 | 300 | 300 | 290 | 290 | 290 | 290 | 300 | 310 | 310 | 320 | 320 | 320 | 320 | 320 |
| Date | 04/21 | |||||||||||||||||||||||
| 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) | 48 | 48 | 48 | 47 | 46 | 45 | 43 | 43 | 42 | 41 | 40 | 39 | 38 | 37 | 37 | 38 | 41 | 44 | 48 | 51 | 53 | 54 | 56 | 56 |
| Dewpoint (°F) | 26 | 26 | 27 | 27 | 28 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 30 | 31 | 31 |
| Wind Chill (°F) | 43 | 43 | 43 | 43 | 41 | 41 | 38 | 38 | 37 | 35 | 34 | 33 | 31 | 30 | 30 | 32 | 35 | 38 | 43 | |||||
| Surface Wind (mph) | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 18 | 17 | 14 | |||||||||||||||||||||
| Sky Cover (%) | 59 | 59 | 58 | 58 | 53 | 49 | 44 | 36 | 27 | 19 | 18 | 16 | 15 | 11 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 |
| Precipitation Potential (%) | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 42 | 42 | 44 | 45 | 49 | 53 | 60 | 60 | 60 | 62 | 64 | 67 | 70 | 72 | 70 | 67 | 59 | 53 | 46 | 42 | 39 | 40 | 38 | 38 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Wave Height (ft) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wave Period (sec) | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wave Direction (°) | 320 | 320 | 310 | 320 | 320 | 310 | 310 | 300 | 300 | 300 | 300 | 300 | 290 | 290 | 290 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 290 | 290 |
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