| Point Forecast: Mount Prospect IL 42.06N 87.93W |
Last Update: 4:11 am CDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (CDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 68 | 68 | 71 | 76 | 80 | 83 | 86 | 87 | 89 | 90 | 90 | 90 | 90 | 89 | 88 | 84 | 82 | 80 | 79 | 78 | 76 | 76 | 76 | 75 |
| Dewpoint (°F) | 64 | 64 | 65 | 66 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 67 | 68 | 70 | 70 | 71 | 71 | 71 | 72 | 71 | 72 |
| Heat Index (°F) | 76 | 82 | 85 | 87 | 89 | 91 | 92 | 92 | 92 | 92 | 92 | 91 | 87 | 85 | 83 | 79 | 78 | 77 | 76 | 76 | 75 | |||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 2 |
| Wind Dir | SSW | SSW | S | S | S | SSW | SSW | SSW | SSW | S | S | S | S | S | SSE | SSE | SSE | SSE | S | S | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 11 | 15 | 13 | 12 | 2 | 7 | 14 | 23 | 35 | 34 | 35 | 27 | 24 | 31 | 43 | 61 | 37 | 31 | 25 | 30 | 38 | 29 | 30 | 33 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 11 | 11 | 14 | 14 | 14 | 12 | 8 | 8 | 7 | 7 | 7 | 5 | 5 | 5 | 3 |
| Relative Humidity (%) | 87 | 87 | 82 | 72 | 61 | 54 | 50 | 49 | 46 | 44 | 44 | 43 | 45 | 47 | 51 | 61 | 67 | 72 | 76 | 79 | 83 | 86 | 87 | 90 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (CDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 74 | 74 | 76 | 78 | 80 | 84 | 85 | 87 | 88 | 89 | 90 | 90 | 88 | 86 | 83 | 81 | 78 | 76 | 74 | 73 | 72 | 71 | 70 | 69 |
| Dewpoint (°F) | 72 | 72 | 72 | 73 | 74 | 74 | 74 | 74 | 73 | 73 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 70 | 69 |
| Heat Index (°F) | 76 | 78 | 85 | 90 | 93 | 95 | 96 | 97 | 98 | 97 | 95 | 92 | 89 | 85 | 78 | 76 | ||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 |
| Wind Dir | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | W | W |
| Gust | 13 | 14 | 14 | 13 | 11 | 11 | ||||||||||||||||||
| Sky Cover (%) | 35 | 32 | 44 | 49 | 25 | 21 | 49 | 47 | 45 | 46 | 46 | 47 | 53 | 59 | 65 | 68 | 72 | 75 | 75 | 76 | 76 | 79 | 82 | 85 |
| Precipitation Potential (%) | 3 | 3 | 9 | 9 | 9 | 9 | 9 | 9 | 31 | 31 | 31 | 31 | 31 | 31 | 58 | 58 | 58 | 58 | 58 | 58 | 42 | 42 | 42 | 42 |
| Relative Humidity (%) | 91 | 91 | 90 | 86 | 80 | 73 | 69 | 65 | 61 | 58 | 56 | 56 | 58 | 63 | 69 | 74 | 80 | 85 | 90 | 94 | 96 | 98 | 99 | 100 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc |
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