| Point Forecast: Iowa City IA 41.67N 91.52W (Elev. 211 m) |
Last Update: 8:32 pm CDT Aug 15, 2026 |
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| Date | 08/15 | 08/16 | ||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 24 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 27 | 26 | 25 | 23 | 22 |
| Dewpoint (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 21 | 21 | 20 | 20 |
| Heat Index (°C) | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 29 | 31 | 30 | 30 | 31 | 28 | 26 | 25 | |||||||||
| Surface Wind (mph) | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 11 | 10 | 10 | 9 | 7 | 6 | 6 |
| Wind Dir | W | W | NW | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 75 | 75 | 83 | 90 | 92 | 75 | 83 | 83 | 58 | 43 | 45 | 50 | 49 | 43 | 34 | 36 | 47 | 36 | 44 | 31 | 11 | 8 | 13 | 13 |
| Precipitation Potential (%) | 54 | 53 | 53 | 45 | 36 | 28 | 23 | 17 | 12 | 11 | 11 | 9 | 8 | 10 | 8 | 13 | 10 | 11 | 9 | 3 | 1 | 0 | 0 | 0 |
| Relative Humidity (%) | 94 | 98 | 98 | 100 | 100 | 99 | 100 | 100 | 100 | 97 | 97 | 94 | 91 | 88 | 85 | 82 | 79 | 77 | 74 | 74 | 76 | 76 | 84 | 87 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/17 | |||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 18 | 17 | 19 | 21 | 22 | 23 | 24 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 24 | 23 | 21 |
| Dewpoint (°C) | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 |
| Heat Index (°C) | 24 | 26 | 26 | 28 | 28 | 28 | 28 | 26 | 24 | |||||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | SW | SW | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 3 | 0 | 6 | 4 | 8 | 13 | 10 | 16 | 29 | 28 | 20 | 11 | 12 | 14 | 15 | 12 | 9 | 6 | 5 | 5 | 4 | 9 | 13 | 18 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 90 | 90 | 90 | 90 | 90 | 93 | 93 | 93 | 97 | 93 | 87 | 81 | 76 | 71 | 67 | 64 | 60 | 60 | 60 | 65 | 67 | 74 | 79 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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