| Point Forecast: 4 Miles NNE Littleport IA 42.82N 91.36W |
Last Update: 1:26 pm CDT Aug 19, 2026 |
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| Date | 08/19 | 08/20 | ||||||||||||||||||||||
| 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) | 79 | 79 | 78 | 78 | 75 | 71 | 68 | 66 | 65 | 63 | 62 | 61 | 59 | 58 | 58 | 57 | 58 | 61 | 65 | 72 | 75 | 77 | 80 | 80 |
| Dewpoint (°F) | 62 | 62 | 62 | 62 | 62 | 61 | 60 | 59 | 58 | 57 | 57 | 56 | 55 | 55 | 55 | 55 | 56 | 59 | 61 | 62 | 62 | 62 | 62 | 63 |
| Heat Index (°F) | 79 | 79 | 78 | 78 | 75 | 75 | 77 | 81 | 81 | |||||||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3 | 5 | 5 |
| Wind Dir | N | N | N | NE | NE | NE | NE | N | N | N | N | N | N | N | N | N | N | N | S | S | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 47 | 50 | 53 | 43 | 33 | 27 | 22 | 24 | 27 | 14 | 2 | 4 | 6 | 10 | 14 | 16 | 18 | 18 | 18 | 13 | 8 | 12 | 16 | 28 |
| Precipitation Potential (%) | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 56 | 56 | 58 | 58 | 64 | 71 | 76 | 78 | 78 | 81 | 84 | 84 | 87 | 90 | 90 | 93 | 93 | 93 | 87 | 71 | 64 | 60 | 54 | 56 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/21 | |||||||||||||||||||||||
| 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) | 80 | 81 | 79 | 79 | 77 | 73 | 70 | 69 | 68 | 67 | 66 | 66 | 65 | 65 | 64 | 64 | 63 | 66 | 69 | 72 | 74 | 77 | 79 | 80 |
| Dewpoint (°F) | 64 | 64 | 64 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 63 | 66 | 68 | 69 | 69 | 69 | 69 | 69 |
| Heat Index (°F) | 82 | 83 | 79 | 79 | 77 | 77 | 79 | 83 | ||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 7 | 6 | 6 | 7 | 7 | 6 | 5 | 6 | 7 | 7 | 7 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 40 | 38 | 36 | 35 | 33 | 63 | 55 | 68 | 53 | 46 | 59 | 83 | 95 | 81 | 64 | 51 | 48 | 77 | 64 | 51 | 45 | 38 | 32 | 27 |
| Precipitation Potential (%) | 1 | 1 | 1 | 0 | 2 | 3 | 0 | 0 | 0 | 6 | 48 | 50 | 32 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 6 | 6 |
| Relative Humidity (%) | 58 | 56 | 60 | 62 | 67 | 76 | 84 | 84 | 87 | 90 | 93 | 93 | 97 | 97 | 100 | 100 | 100 | 100 | 97 | 90 | 84 | 76 | 72 | 69 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- |
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