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| Point Forecast: Harpers Ferry WV 39.32N 77.73W (Elev. 299 ft) |
Last Update: 1:31 am EDT Jun 5, 2020 |
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| Date | 06/05 | 06/06 | ||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 68 | 68 | 68 | 68 | 69 | 72 | 73 | 75 | 77 | 78 | 79 | 78 | 78 | 78 | 76 | 76 | 76 | 75 | 74 | 73 | 72 | 71 | 71 | 70 |
| Dewpoint (°F) | 66 | 66 | 66 | 66 | 67 | 67 | 68 | 68 | 68 | 68 | 68 | 69 | 69 | 68 | 68 | 67 | 67 | 68 | 68 | 67 | 67 | 67 | 66 | 67 |
| Heat Index (°F) | 75 | 77 | 78 | 79 | 78 | 78 | 78 | 76 | 76 | 76 | 75 | |||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 3 | 3 | 3 | 3 | 3 | 5 | 5 |
| Wind Dir | S | S | S | S | SW | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 82 | 84 | 85 | 83 | 78 | 89 | 87 | 82 | 79 | 82 | 89 | 92 | 93 | 94 | 95 | 92 | 87 | 84 | 80 | 73 | 69 | 66 | 60 | 57 |
| Precipitation Potential (%) | 80 | 38 | 10 | 10 | 10 | 23 | 23 | 23 | 36 | 36 | 36 | 60 | 60 | 60 | 63 | 63 | 63 | 45 | 45 | 45 | 45 | 45 | 45 | 10 |
| Relative Humidity (%) | 93 | 93 | 93 | 93 | 93 | 84 | 84 | 79 | 74 | 71 | 69 | 74 | 74 | 71 | 76 | 74 | 74 | 79 | 82 | 81 | 84 | 87 | 84 | 90 |
| Rain | Ocnl | Chc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Thunder | Chc | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Date | 06/07 | |||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 70 | 69 | 69 | 69 | 70 | 71 | 73 | 76 | 79 | 81 | 82 | 83 | 84 | 84 | 83 | 82 | 79 | 77 | 75 | 72 | 70 | 68 | 66 | 65 |
| Dewpoint (°F) | 66 | 66 | 66 | 66 | 67 | 68 | 68 | 68 | 67 | 66 | 64 | 62 | 60 | 59 | 58 | 57 | 57 | 56 | 55 | 53 | 52 | 51 | 51 | 51 |
| Heat Index (°F) | 76 | 79 | 83 | 83 | 84 | 84 | 84 | 83 | 82 | 79 | 77 | 75 | ||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 8 | 9 | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 11 | 10 | 10 | 9 | 9 | 8 | 8 |
| Wind Dir | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 18 | 20 | 20 | |||||||||||||||||||||
| Sky Cover (%) | 57 | 56 | 55 | 54 | 51 | 49 | 49 | 48 | 48 | 48 | 49 | 49 | 49 | 50 | 50 | 43 | 30 | 23 | 19 | 10 | 5 | 6 | 8 | 9 |
| Precipitation Potential (%) | 10 | 10 | 10 | 10 | 10 | 20 | 20 | 20 | 20 | 20 | 20 | 12 | 12 | 12 | 12 | 12 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 7 |
| Relative Humidity (%) | 87 | 90 | 90 | 90 | 90 | 90 | 84 | 76 | 67 | 60 | 55 | 49 | 44 | 43 | 43 | 43 | 47 | 48 | 50 | 51 | 53 | 54 | 58 | 60 |
| Rain | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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