| Point Forecast: 3 Miles ENE Chicago IL 41.86N 87.65W |
Last Update: 4:11 am CDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (CDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 22 | 21 | 21 | 22 | 24 | 26 | 28 | 28 | 28 | 29 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 24 | 24 | 24 |
| Dewpoint (°C) | 19 | 18 | 18 | 19 | 19 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 24 | 26 | 29 | 29 | 30 | 31 | 30 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 28 | 26 | 26 | 24 | 24 | 24 | ||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 3 |
| Wind Dir | S | S | S | S | S | S | S | SSE | SE | ESE | ESE | ESE | E | E | ESE | ESE | SSE | SSE | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 13 | 7 | 6 | 6 | 7 | 2 | 5 | 12 | 29 | 25 | 30 | 23 | 15 | 10 | 18 | 31 | 32 | 22 | 35 | 25 | 25 | 30 | 26 | 35 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 13 | 13 | 13 | 11 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
| Relative Humidity (%) | 84 | 87 | 86 | 83 | 76 | 69 | 60 | 59 | 58 | 58 | 59 | 58 | 59 | 60 | 63 | 64 | 67 | 70 | 74 | 79 | 82 | 88 | 89 | 89 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (CDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 24 | 23 | 23 | 24 | 26 | 28 | 29 | 31 | 31 | 32 | 32 | 33 | 33 | 32 | 32 | 31 | 29 | 27 | 26 | 25 | 24 | 23 | 23 | 22 |
| Dewpoint (°C) | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 24 | 25 | 26 | 31 | 33 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 36 | 34 | 32 | 30 | 26 | 25 | 24 | |||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 7 | 7 |
| Wind Dir | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 36 | 34 | 30 | 37 | 29 | 26 | 37 | 39 | 42 | 45 | 41 | 36 | 32 | 39 | 45 | 52 | 61 | 70 | 79 | 77 | 74 | 72 | 75 | 79 |
| Precipitation Potential (%) | 6 | 6 | 6 | 10 | 10 | 10 | 10 | 10 | 10 | 21 | 21 | 21 | 21 | 21 | 21 | 56 | 56 | 56 | 56 | 56 | 56 | 52 | 52 | 52 |
| Relative Humidity (%) | 90 | 92 | 93 | 88 | 85 | 76 | 70 | 66 | 63 | 60 | 58 | 56 | 55 | 56 | 59 | 63 | 67 | 74 | 80 | 85 | 90 | 93 | 96 | 98 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc |
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