| Point Forecast: Martinsburg Arpt WV 39.41N 77.97W (Elev. 499 ft) |
Last Update: 7:30 pm EDT Jun 22, 2024 |
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| Date | 06/22 | 06/23 | ||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 84 | 82 | 81 | 80 | 79 | 78 | 77 | 75 | 75 | 75 | 78 | 81 | 85 | 89 | 92 | 94 | 95 | 95 | 95 | 95 | 95 | 91 | 88 | 85 |
| Dewpoint (°F) | 68 | 68 | 68 | 69 | 69 | 68 | 68 | 67 | 66 | 66 | 67 | 68 | 69 | 69 | 68 | 67 | 67 | 66 | 66 | 65 | 65 | 65 | 65 | 66 |
| Heat Index (°F) | 87 | 85 | 84 | 83 | 79 | 78 | 77 | 75 | 75 | 75 | 78 | 84 | 89 | 94 | 96 | 98 | 99 | 98 | 98 | 98 | 98 | 93 | 90 | 87 |
| Surface Wind (mph) | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 8 | 10 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 11 | 9 |
| Wind Dir | SW | SW | SW | SW | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W |
| Gust | 18 | 21 | 21 | 21 | 21 | 22 | 21 | 20 | ||||||||||||||||
| Sky Cover (%) | 58 | 59 | 61 | 53 | 46 | 38 | 40 | 43 | 45 | 47 | 50 | 52 | 52 | 53 | 53 | 56 | 58 | 61 | 66 | 70 | 75 | 67 | 59 | 51 |
| Precipitation Potential (%) | 20 | 20 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 20 | 20 | 20 | 23 | 23 | 23 | 26 | 26 | 26 | 34 |
| Relative Humidity (%) | 59 | 63 | 65 | 69 | 72 | 71 | 74 | 76 | 74 | 74 | 69 | 65 | 59 | 52 | 46 | 41 | 40 | 39 | 39 | 37 | 37 | 42 | 47 | 53 |
| Rain | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc |
| Date | 06/24 | |||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 83 | 80 | 78 | 75 | 74 | 74 | 72 | 70 | 69 | 70 | 72 | 74 | 77 | 79 | 81 | 83 | 85 | 86 | 86 | 85 | 85 | 84 | 83 | 81 |
| Dewpoint (°F) | 67 | 66 | 67 | 68 | 68 | 68 | 67 | 66 | 66 | 66 | 65 | 65 | 65 | 64 | 62 | 61 | 60 | 60 | 59 | 59 | 58 | 58 | 59 | 59 |
| Heat Index (°F) | 86 | 82 | 78 | 75 | 77 | 79 | 82 | 83 | 85 | 86 | 85 | 85 | 84 | 84 | 83 | 81 | ||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 8 | 9 | 11 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 11 | 10 |
| Wind Dir | W | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 18 | 21 | 21 | 21 | 21 | 21 | 20 | 18 | ||||||||||||||||
| Sky Cover (%) | 48 | 46 | 43 | 43 | 44 | 44 | 38 | 25 | 19 | 16 | 11 | 8 | 9 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 9 | 12 |
| Precipitation Potential (%) | 34 | 34 | 30 | 30 | 30 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 8 | 8 | 8 | 8 | 8 | 8 | 2 |
| Relative Humidity (%) | 59 | 62 | 69 | 79 | 82 | 82 | 84 | 87 | 90 | 87 | 79 | 74 | 67 | 60 | 53 | 47 | 43 | 42 | 40 | 41 | 40 | 41 | 44 | 47 |
| Rain | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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