| Point Forecast: Harpers Ferry IA 43.2N 91.14W |
Last Update: 1:59 pm CDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 82 | 83 | 82 | 80 | 78 | 72 | 70 | 68 | 68 | 67 | 66 | 64 | 64 | 64 | 63 | 65 | 69 | 73 | 80 | 83 | 84 | 86 | 87 | 87 |
| Dewpoint (°F) | 63 | 63 | 64 | 65 | 65 | 64 | 63 | 63 | 63 | 62 | 62 | 62 | 61 | 62 | 62 | 63 | 66 | 67 | 69 | 69 | 70 | 70 | 70 | 70 |
| Heat Index (°F) | 84 | 84 | 83 | 82 | 78 | 82 | 86 | 89 | 91 | 93 | 92 | |||||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 6 | 5 | 5 |
| Wind Dir | SW | SW | SW | SW | SW | SW | S | S | SW | S | S | S | SW | SW | S | S | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 32 | 30 | 26 | 23 | 22 | 21 | 17 | 5 | 4 | 4 | 5 | 5 | 9 | 14 | 13 | 9 | 11 | 13 | 14 | 15 | 24 | 32 | 35 | 34 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 4 | 6 | 7 | 6 | 4 | 3 | 4 | 5 | 6 | 5 |
| Relative Humidity (%) | 52 | 51 | 55 | 60 | 65 | 75 | 77 | 83 | 85 | 85 | 88 | 92 | 91 | 94 | 95 | 92 | 90 | 81 | 70 | 64 | 62 | 58 | 56 | 56 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 87 | 88 | 86 | 85 | 82 | 77 | 75 | 74 | 73 | 72 | 71 | 70 | 69 | 69 | 69 | 69 | 73 | 77 | 81 | 83 | 85 | 87 | 87 | 88 |
| Dewpoint (°F) | 70 | 70 | 70 | 71 | 71 | 70 | 70 | 69 | 68 | 68 | 68 | 67 | 67 | 67 | 67 | 67 | 68 | 70 | 71 | 71 | 70 | 70 | 70 | 71 |
| Heat Index (°F) | 92 | 93 | 91 | 90 | 87 | 77 | 75 | 77 | 85 | 87 | 89 | 91 | 92 | 94 | ||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 6 |
| Wind Dir | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 31 | 29 | 24 | 18 | 15 | 16 | 14 | 2 | 8 | 13 | 13 | 13 | 13 | 12 | 11 | 10 | 11 | 11 | 12 | 11 | 11 | 10 | 11 | 12 |
| Precipitation Potential (%) | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 8 | 8 | 8 |
| Relative Humidity (%) | 57 | 56 | 58 | 63 | 69 | 79 | 84 | 84 | 84 | 87 | 91 | 91 | 95 | 94 | 93 | 92 | 84 | 79 | 72 | 68 | 62 | 58 | 57 | 58 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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