| Point Forecast: 3 Miles ENE Lacon IL 41.04N 89.33W (Elev. 198 m) |
Last Update: 5:56 pm CDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (CDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°C) | 30 | 29 | 28 | 26 | 24 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 23 | 26 | 27 | 28 | 31 | 31 | 31 | 32 | 31 | 31 |
| Dewpoint (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 33 | 32 | 31 | 26 | 24 | 26 | 30 | 32 | 34 | 36 | 36 | 37 | 36 | 36 | ||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 10 | 10 | 10 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SSW | SSW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 31 | 29 | 35 | 36 | 23 | 25 | 29 | 22 | 26 | 30 | 31 | 41 | 44 | 40 | 47 | 41 | 28 | 24 | 24 | 48 | 48 | 48 | 60 | 60 |
| Precipitation Potential (%) | 17 | 15 | 14 | 13 | 11 | 9 | 6 | 2 | 2 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 9 | 9 | 9 | 48 | 48 | 48 | 60 | 60 |
| Relative Humidity (%) | 61 | 65 | 72 | 79 | 87 | 90 | 90 | 93 | 100 | 97 | 100 | 100 | 100 | 97 | 97 | 85 | 77 | 72 | 63 | 61 | 61 | 58 | 61 | 61 |
| Rain | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Lkly | Lkly |
| Thunder | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Lkly | Lkly |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (CDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°C) | 29 | 28 | 27 | 26 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 24 | 24 | 24 | 24 | 24 |
| Dewpoint (°C) | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 19 | 19 | 20 | 21 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Heat Index (°C) | 33 | 31 | 29 | 26 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | |||||||||||||
| Surface Wind (mph) | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 7 | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 8 |
| Wind Dir | WSW | SW | WSW | WSW | WSW | WSW | W | W | W | W | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NNW | NNW | NNW | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 60 | 75 | 70 | 68 | 66 | 66 | 66 | 67 | 68 | 69 | 72 | 74 | 77 | 77 | 77 | 77 | 78 | 78 | 79 | 75 | 72 | 68 | 68 |
| Precipitation Potential (%) | 60 | 59 | 59 | 59 | 59 | 59 | 59 | 47 | 47 | 47 | 47 | 47 | 47 | 32 | 32 | 32 | 32 | 32 | 32 | 22 | 22 | 22 | 22 | 22 |
| Relative Humidity (%) | 65 | 72 | 77 | 85 | 87 | 87 | 90 | 90 | 93 | 97 | 100 | 97 | 93 | 93 | 97 | 97 | 90 | 81 | 79 | 74 | 74 | 71 | 71 | 74 |
| Rain | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc |
| Thunder | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc |
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