| Point Forecast: Murphysboro IL 37.77N 89.34W |
Last Update: 1:47 am CDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| 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 | 74 | 74 | 74 | 72 | 74 | 75 | 77 | 81 | 83 | 83 | 86 | 86 | 86 | 87 | 85 | 84 | 83 | 79 | 77 | 76 | 76 | 76 | 75 |
| Dewpoint (°F) | 74 | 74 | 74 | 74 | 72 | 74 | 75 | 75 | 76 | 76 | 76 | 76 | 75 | 76 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 75 | 74 | 74 |
| Heat Index (°F) | 75 | 77 | 87 | 91 | 91 | 96 | 95 | 96 | 98 | 95 | 93 | 90 | 83 | 77 | 76 | 76 | 76 | 75 | ||||||
| Surface Wind (mph) | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | S | S | S | SSE | S | SSW | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SW | SSW | S | S | SW | S | SSE | S | S | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 59 | 60 | 67 | 69 | 70 | 71 | 65 | 69 | 51 | 55 | 59 | 64 | 52 | 52 | 50 | 53 | 62 | 63 | 67 | 40 | 36 | 26 | 37 | 40 |
| Precipitation Potential (%) | 8 | 8 | 30 | 30 | 30 | 10 | 10 | 10 | 17 | 17 | 17 | 45 | 45 | 45 | 57 | 57 | 57 | 30 | 30 | 30 | 30 | 30 | 30 | 21 |
| Relative Humidity (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 94 | 85 | 80 | 80 | 72 | 70 | 72 | 70 | 75 | 77 | 77 | 88 | 94 | 97 | 97 | 94 | 97 |
| Rain | -- | -- | Chc | Chc | Chc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Thunder | -- | -- | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | -- | -- | -- | SChc |
| Date | 07/17 | |||||||||||||||||||||||
| 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) | 75 | 75 | 74 | 74 | 73 | 75 | 76 | 78 | 82 | 85 | 87 | 89 | 90 | 91 | 91 | 90 | 89 | 87 | 85 | 82 | 80 | 79 | 78 | 78 |
| Dewpoint (°F) | 74 | 74 | 74 | 74 | 73 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 76 | 76 | 76 | 76 | 76 | 75 | 75 |
| Heat Index (°F) | 75 | 75 | 75 | 76 | 78 | 89 | 94 | 98 | 100 | 102 | 103 | 103 | 102 | 102 | 98 | 94 | 90 | 85 | 79 | 78 | 78 | |||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 5 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 44 | 49 | 53 | 48 | 44 | 67 | 48 | 32 | 27 | 22 | 29 | 35 | 35 | 36 | 36 | 37 | 37 | 38 | 38 | 39 | 39 | 33 | 27 | 21 |
| Precipitation Potential (%) | 21 | 21 | 21 | 21 | 21 | 9 | 9 | 9 | 9 | 9 | 9 | 25 | 25 | 25 | 25 | 25 | 25 | 9 | 9 | 9 | 9 | 9 | 9 | 14 |
| Relative Humidity (%) | 97 | 97 | 100 | 100 | 100 | 100 | 97 | 94 | 82 | 75 | 70 | 66 | 64 | 62 | 62 | 64 | 68 | 70 | 75 | 82 | 88 | 91 | 91 | 91 |
| Rain | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- |
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