| Point Forecast: Halfway MD 39.61N 77.77W (Elev. 551 ft) |
Last Update: 4:29 am EDT Jun 21, 2024 |
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| Date | 06/21 | 06/22 | ||||||||||||||||||||||
| Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 70 | 67 | 71 | 75 | 80 | 83 | 87 | 89 | 91 | 92 | 94 | 95 | 94 | 92 | 91 | 89 | 86 | 83 | 81 | 79 | 79 | 77 | 75 | 74 |
| Dewpoint (°F) | 65 | 65 | 66 | 68 | 68 | 69 | 69 | 68 | 68 | 66 | 66 | 66 | 66 | 67 | 67 | 70 | 70 | 70 | 70 | 70 | 69 | 69 | 69 | 69 |
| Heat Index (°F) | 75 | 83 | 87 | 91 | 93 | 95 | 95 | 97 | 98 | 97 | 96 | 94 | 94 | 91 | 87 | 85 | 79 | 79 | 77 | 75 | ||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 |
| Wind Dir | SE | SE | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | S | SE | E | SE | S | SE | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 9 | 10 | 8 | 7 | 5 | 5 | 6 | 6 | 8 | 11 | 13 | 17 | 24 | 32 | 34 | 33 | 37 | 33 | 29 | 36 | 32 | 27 | 20 | 17 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 17 | 17 | 17 | 17 | 17 | 17 | 12 | 12 | 12 | 12 | 12 | 12 | 3 | 3 | 3 |
| Relative Humidity (%) | 84 | 93 | 84 | 79 | 67 | 63 | 55 | 50 | 47 | 43 | 40 | 39 | 40 | 44 | 45 | 54 | 59 | 65 | 69 | 74 | 72 | 76 | 82 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/23 | |||||||||||||||||||||||
| Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 73 | 74 | 75 | 79 | 84 | 87 | 91 | 93 | 94 | 95 | 96 | 97 | 95 | 94 | 92 | 90 | 87 | 84 | 82 | 81 | 80 | 79 | 78 | 77 |
| Dewpoint (°F) | 69 | 68 | 70 | 71 | 72 | 73 | 72 | 71 | 70 | 69 | 69 | 69 | 69 | 69 | 70 | 70 | 71 | 72 | 72 | 72 | 72 | 71 | 70 | 70 |
| Heat Index (°F) | 75 | 79 | 90 | 94 | 99 | 100 | 100 | 101 | 102 | 103 | 101 | 99 | 98 | 96 | 93 | 90 | 87 | 85 | 84 | 79 | 78 | 77 | ||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | SE | S | SW | SW | SW | SW | W | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 17 | 19 | 19 | 18 | 14 | 10 | 9 | 17 | 31 | 42 | 46 | 44 | 42 | 42 | 44 | 46 | 47 | 46 | 44 | 41 | 43 | 40 | 38 | 37 |
| Precipitation Potential (%) | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 25 | 25 | 25 | 25 | 25 | 25 | 17 | 17 | 17 | 17 | 17 | 17 | 1 | 1 | 1 |
| Relative Humidity (%) | 87 | 82 | 84 | 77 | 67 | 63 | 54 | 49 | 46 | 43 | 42 | 40 | 43 | 44 | 49 | 52 | 59 | 67 | 72 | 74 | 77 | 77 | 76 | 79 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- |
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