| Point Forecast: Sheffield IA 42.89N 93.23W |
Last Update: 2:52 am CDT Aug 11, 2026 |
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| Date | 08/11 | 08/12 | ||||||||||||||||||||||
| Hour (CDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 23 | 23 | 22 | 21 | 21 | 21 | 22 | 23 | 25 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 26 | 24 | 23 | 22 | 21 | 21 | 21 |
| Dewpoint (°C) | 22 | 22 | 22 | 21 | 20 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 21 | 21 |
| Heat Index (°C) | 25 | 26 | 29 | 31 | 31 | 31 | 31 | 31 | 31 | 26 | 24 | |||||||||||||
| Surface Wind (mph) | 3 | 5 | 6 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | ESE | ESE | E | ENE | ENE | ESE | SW | NNE | S | SW | NNW | NNW | NNW | N | N | NNE | NE | ENE | E | E | E | E | ESE | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 86 | 90 | 91 | 92 | 89 | 77 | 58 | 70 | 51 | 49 | 48 | 53 | 53 | 55 | 48 | 41 | 45 | 43 | 45 | 46 | 45 | 54 | 77 | 77 |
| Precipitation Potential (%) | 30 | 27 | 40 | 62 | 61 | 47 | 30 | 16 | 10 | 4 | 4 | 4 | 4 | 4 | 3 | 2 | 2 | 4 | 8 | 10 | 9 | 9 | 12 | 15 |
| Relative Humidity (%) | 97 | 97 | 97 | 97 | 97 | 100 | 97 | 87 | 82 | 82 | 77 | 74 | 74 | 72 | 70 | 72 | 72 | 82 | 90 | 97 | 100 | 100 | 100 | 100 |
| Rain | Chc | Chc | Chc | Lkly | Lkly | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
| Thunder | Chc | Chc | Chc | Lkly | Lkly | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
| Date | 08/13 | |||||||||||||||||||||||
| Hour (CDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 20 | 20 | 20 | 19 | 20 | 21 | 22 | 23 | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 26 | 24 | 22 | 22 | 21 | 21 | 21 |
| Dewpoint (°C) | 20 | 20 | 20 | 19 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 20 |
| Heat Index (°C) | 25 | 26 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 26 | 24 | |||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
| Wind Dir | ENE | E | ESE | NE | ENE | ENE | E | E | ENE | ENE | ENE | E | E | ENE | ENE | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 72 | 74 | 80 | 97 | 89 | 90 | 68 | 69 | 72 | 72 | 61 | 56 | 46 | 37 | 45 | 51 | 28 | 42 | 45 | 47 | 49 | 50 | 52 | 62 |
| Precipitation Potential (%) | 15 | 15 | 19 | 23 | 17 | 9 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 11 | 11 | 11 | 11 | 11 | 11 | 37 | 37 |
| Relative Humidity (%) | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 90 | 82 | 82 | 77 | 74 | 74 | 72 | 72 | 69 | 74 | 82 | 90 | 97 | 97 | 100 | 97 | 97 |
| Rain | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc |
| Thunder | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc |
