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| Point Forecast: Louisville KY 38.22N 85.75W (Elev. 492 ft) |
Last Update: 8:30 pm EDT Aug 17, 2018 |
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| Date | 08/17 | 08/18 | ||||||||||||||||||||||
| Hour (EDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 81 | 79 | 78 | 76 | 76 | 75 | 75 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 75 | 77 | 79 | 80 | 81 | 82 | 83 | 83 | 83 | 81 |
| Dewpoint (°F) | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 71 | 70 | 70 | 70 | 71 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 |
| Heat Index (°F) | 85 | 79 | 78 | 76 | 76 | 75 | 75 | 75 | 77 | 79 | 84 | 85 | 87 | 88 | 88 | 88 | 85 | |||||||
| Surface Wind (mph) | 8 | 6 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 2 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Wind Dir | SW | SW | S | S | S | S | S | S | S | S | S | S | SW | SW | W | W | W | W | W | NW | NW | NW | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 59 | 59 | 63 | 75 | 65 | 60 | 62 | 60 | 58 | 54 | 57 | 66 | 79 | 88 | 87 | 86 | 84 | 82 | 81 | 78 | 75 | 72 | 68 | 63 |
| Precipitation Potential (%) | 12 | 12 | 12 | 19 | 26 | 32 | 39 | 38 | 38 | 38 | 38 | 37 | 37 | 42 | 46 | 51 | 52 | 53 | 54 | 50 | 41 | 32 | 23 | 14 |
| Relative Humidity (%) | 74 | 79 | 82 | 87 | 85 | 87 | 87 | 90 | 87 | 93 | 90 | 90 | 90 | 93 | 90 | 85 | 79 | 77 | 74 | 72 | 70 | 70 | 70 | 74 |
| Rain | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- |
| Thunder | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- |
| Date | 08/19 | |||||||||||||||||||||||
| Hour (EDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 80 | 79 | 77 | 75 | 73 | 72 | 71 | 71 | 71 | 70 | 69 | 68 | 69 | 72 | 76 | 80 | 83 | 85 | 86 | 87 | 87 | 87 | 87 | 85 |
| Dewpoint (°F) | 72 | 72 | 71 | 71 | 70 | 70 | 69 | 69 | 68 | 68 | 68 | 68 | 68 | 69 | 70 | 70 | 70 | 69 | 68 | 67 | 67 | 67 | 68 | 69 |
| Heat Index (°F) | 84 | 79 | 77 | 75 | 76 | 83 | 87 | 89 | 89 | 90 | 90 | 90 | 91 | 89 | ||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Wind Dir | N | N | N | N | N | N | N | N | N | N | N | NE | NE | NE | NE | E | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 59 | 54 | 46 | 41 | 41 | 39 | 39 | 39 | 39 | 39 | 42 | 46 | 48 | 45 | 39 | 35 | 36 | 38 | 39 | 39 | 39 | 38 | 38 | 36 |
| Precipitation Potential (%) | 9 | 9 | 9 | 9 | 9 | 9 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 |
| Relative Humidity (%) | 77 | 79 | 82 | 87 | 90 | 93 | 93 | 93 | 90 | 93 | 97 | 100 | 97 | 90 | 82 | 72 | 65 | 59 | 55 | 52 | 52 | 52 | 53 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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