| Point Forecast: 3 Miles ENE Lacon IL 41.04N 89.33W (Elev. 650 ft) |
Last Update: 4:40 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 | 70 | 73 | 76 | 81 | 83 | 84 | 86 | 88 | 88 | 88 | 89 | 88 | 86 | 83 | 79 | 77 | 76 | 74 | 73 | 72 | 73 | 72 |
| Dewpoint (°F) | 66 | 66 | 68 | 69 | 70 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 71 | 70 | 70 | 70 | 70 | 70 |
| Heat Index (°F) | 76 | 85 | 88 | 90 | 92 | 95 | 95 | 95 | 96 | 95 | 92 | 88 | 79 | 77 | 76 | |||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 5 | 3 | 3 | 3 | 3 |
| Wind Dir | SE | SE | SE | SE | SSE | SSE | SSE | S | S | S | S | S | S | S | SSE | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 24 | 32 | 40 | 38 | 36 | 34 | 37 | 41 | 44 | 43 | 42 | 41 | 37 | 33 | 29 | 28 | 28 | 27 | 26 | 25 | 24 | 26 | 29 | 32 |
| Precipitation Potential (%) | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 11 | 16 | 15 | 18 | 18 | 18 | 18 | 7 | 7 | 7 | 8 | 8 | 8 | 5 | 5 | 5 | 5 |
| Relative Humidity (%) | 93 | 93 | 93 | 89 | 82 | 74 | 70 | 67 | 63 | 59 | 59 | 59 | 57 | 59 | 63 | 70 | 79 | 85 | 85 | 87 | 90 | 93 | 90 | 93 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 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) | 72 | 72 | 73 | 75 | 78 | 82 | 85 | 87 | 88 | 89 | 89 | 89 | 88 | 86 | 83 | 80 | 77 | 75 | 74 | 73 | 73 | 72 | 72 | 71 |
| Dewpoint (°F) | 70 | 70 | 71 | 72 | 73 | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 72 | 72 | 71 | 71 | 70 | 70 | 70 | 69 | 69 |
| Heat Index (°F) | 75 | 78 | 88 | 93 | 95 | 96 | 97 | 97 | 97 | 96 | 93 | 89 | 84 | 77 | 75 | |||||||||
| Surface Wind (mph) | 3 | 5 | 5 | 3 | 3 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | S | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | SW | SW | SW | SW | SW | WSW | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 37 | 42 | 47 | 47 | 41 | 28 | 24 | 24 | 24 | 28 | 33 | 37 | 45 | 53 | 61 | 60 | 60 | 59 | 63 | 66 | 70 | 70 | 71 | 71 |
| Precipitation Potential (%) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 51 | 51 | 51 | 51 | 51 | 51 | 58 | 58 | 58 | 58 | 58 | 58 | 45 | 45 | 45 | 45 |
| Relative Humidity (%) | 93 | 93 | 93 | 90 | 85 | 77 | 70 | 65 | 61 | 59 | 59 | 59 | 61 | 65 | 72 | 77 | 85 | 87 | 90 | 90 | 90 | 93 | 90 | 93 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc |
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