| Point Forecast: Polk City IA 41.78N 93.71W |
Last Update: 2:43 pm CDT Jul 17, 2026 |
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| Date | 07/17 | 07/18 | ||||||||||||||||||||||
| Hour (CDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 90 | 90 | 90 | 90 | 90 | 88 | 83 | 81 | 80 | 80 | 79 | 78 | 78 | 76 | 75 | 75 | 74 | 78 | 81 | 84 | 87 | 89 | 90 | 91 |
| Dewpoint (°F) | 73 | 72 | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 69 | 69 | 69 | 70 | 71 | 72 | 73 | 74 | 74 | 73 | 73 |
| Heat Index (°F) | 98 | 97 | 97 | 97 | 97 | 95 | 88 | 85 | 83 | 83 | 79 | 78 | 78 | 76 | 75 | 75 | 78 | 85 | 90 | 95 | 98 | 98 | 100 | |
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 6 | 6 | 7 | 7 | 7 | 7 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SW | SW | SW | WSW | WSW | WSW | W | W | W | WNW | NW | NW | NW | NNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 26 | 31 | 22 | 23 | 26 | 21 | 20 | 17 | 19 | 18 | 16 | 14 | 12 | 9 | 10 | 13 | 14 | 9 | 5 | 12 | 4 | 4 | 12 | 8 |
| Precipitation Potential (%) | 14 | 14 | 12 | 11 | 7 | 2 | 1 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 16 |
| Relative Humidity (%) | 58 | 56 | 56 | 56 | 56 | 59 | 70 | 72 | 74 | 74 | 74 | 76 | 76 | 79 | 82 | 82 | 87 | 79 | 74 | 70 | 65 | 61 | 58 | 56 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/19 | |||||||||||||||||||||||
| Hour (CDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 91 | 92 | 91 | 89 | 88 | 84 | 80 | 77 | 76 | 74 | 73 | 71 | 69 | 68 | 68 | 67 | 69 | 71 | 75 | 80 | 83 | 85 | 88 | 89 |
| Dewpoint (°F) | 73 | 73 | 72 | 72 | 71 | 71 | 70 | 69 | 68 | 68 | 67 | 66 | 66 | 66 | 65 | 65 | 66 | 67 | 68 | 69 | 69 | 69 | 69 | 69 |
| Heat Index (°F) | 100 | 101 | 99 | 96 | 94 | 89 | 83 | 77 | 76 | 75 | 83 | 87 | 89 | 92 | 94 | |||||||||
| Surface Wind (mph) | 7 | 8 | 8 | 9 | 9 | 7 | 7 | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | N | N | N | N | NNE | NNE | NE | NE | NE | ENE | ENE | ENE | E | ENE | ENE | ENE | E | E | ESE | ESE | ESE | ESE | ESE | ESE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 16 | 19 | 23 | 18 | 15 | 19 | 25 | 38 | 31 | 34 | 35 | 30 | 14 | 10 | 20 | 21 | 21 | 8 | 7 | 5 | 7 | 10 | 12 | 11 |
| Precipitation Potential (%) | 15 | 12 | 11 | 8 | 9 | 9 | 9 | 9 | 7 | 3 | 6 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Relative Humidity (%) | 56 | 54 | 54 | 57 | 57 | 65 | 72 | 76 | 76 | 82 | 81 | 84 | 90 | 93 | 90 | 93 | 90 | 87 | 79 | 69 | 63 | 59 | 54 | 52 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
