| Point Forecast: 2 Miles NNE Rockford IL 42.3N 89.06W |
Last Update: 2:46 am CDT Sep 8, 2026 |
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| Date | 09/08 | 09/09 | ||||||||||||||||||||||
| Hour (CDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°C) | 16 | 18 | 21 | 23 | 25 | 27 | 28 | 29 | 29 | 29 | 29 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 21 |
| Dewpoint (°C) | 14 | 14 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 20 | 20 | 21 |
| Heat Index (°C) | 25 | 27 | 28 | 29 | 29 | 30 | 30 | 29 | 28 | 26 | 25 | 24 | 24 | |||||||||||
| Surface Wind (mph) | 5 | 6 | 7 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 10 | 9 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | SE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SW | SSW | SW | WSW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 68 | 67 | 66 | 65 | 62 | 59 | 57 | 56 | 55 | 55 | 49 | 43 | 38 | 52 | 66 | 80 | 86 | 84 | 91 | 91 | 92 | 96 | 94 | 93 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 4 | 4 | 12 | 18 | 25 | 43 | 47 | 53 | 69 | 80 | 69 |
| Relative Humidity (%) | 89 | 81 | 71 | 65 | 62 | 54 | 50 | 47 | 47 | 48 | 50 | 54 | 58 | 63 | 66 | 68 | 70 | 71 | 72 | 77 | 82 | 86 | 91 | 96 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Lkly | Ocnl | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
| Date | 09/10 | |||||||||||||||||||||||
| Hour (CDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°C) | 21 | 22 | 22 | 23 | 24 | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 15 |
| Dewpoint (°C) | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 16 | 14 | 14 |
| Heat Index (°C) | 24 | 25 | 25 | 26 | 28 | 28 | 28 | 26 | 24 | |||||||||||||||
| Surface Wind (mph) | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 |
| Wind Dir | SW | SW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | NW | NNW | NNW | NNW | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 92 | 92 | 91 | 91 | 90 | 84 | 72 | 67 | 52 | 51 | 46 | 32 | 30 | 12 | 14 | 25 | 35 | 31 | 32 | 35 | 40 | 43 | 45 | 45 |
| Precipitation Potential (%) | 70 | 70 | 70 | 47 | 47 | 47 | 12 | 12 | 12 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 97 | 96 | 98 | 94 | 92 | 87 | 84 | 78 | 72 | 73 | 72 | 73 | 77 | 84 | 89 | 91 | 92 | 92 | 91 | 92 | 92 | 93 | 94 | 94 |
| Rain | Lkly | Lkly | Lkly | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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