| Point Forecast: 4 Miles NNW Manchester MD 39.7N 76.91W (Elev. 283 m) |
Last Update: 4:29 pm EDT Jun 18, 2024 |
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| Date | 06/18 | 06/19 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 32 | 32 | 31 | 29 | 27 | 26 | 24 | 23 | 23 | 22 | 21 | 21 | 20 | 19 | 21 | 22 | 23 | 26 | 27 | 28 | 29 | 30 | 30 | 30 |
| Dewpoint (°C) | 20 | 20 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 |
| Heat Index (°C) | 34 | 34 | 33 | 31 | 28 | 26 | 24 | 26 | 28 | 29 | 29 | 31 | 30 | 30 | ||||||||||
| Surface Wind (mph) | 13 | 13 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 9 | 10 | 10 |
| Wind Dir | S | S | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 21 | 19 | 12 | 12 | 9 | 10 | 15 | 16 | 23 | 21 | 19 | 27 | 40 | 49 | 48 | 59 | 31 | 24 | 32 | 37 | 31 | 24 | 43 | 49 |
| Precipitation Potential (%) | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 49 | 50 | 50 | 51 | 56 | 60 | 62 | 64 | 66 | 71 | 73 | 76 | 81 | 87 | 84 | 81 | 74 | 64 | 58 | 55 | 51 | 46 | 45 | 43 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/20 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 31 | 29 | 29 | 28 | 26 | 24 | 23 | 22 | 22 | 22 | 21 | 21 | 20 | 21 | 22 | 23 | 24 | 26 | 28 | 29 | 30 | 31 | 32 | 32 |
| Dewpoint (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 |
| Heat Index (°C) | 31 | 29 | 29 | 28 | 26 | 24 | 24 | 26 | 29 | 31 | 31 | 32 | 33 | 33 | ||||||||||
| Surface Wind (mph) | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Wind Dir | SE | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 36 | 23 | 24 | 25 | 20 | 36 | 46 | 47 | 49 | 50 | 49 | 48 | 47 | 47 | 48 | 48 | 46 | 42 | 40 | 39 | 36 | 35 | 35 | 36 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 40 | 43 | 44 | 47 | 52 | 58 | 62 | 68 | 71 | 73 | 78 | 81 | 84 | 84 | 79 | 76 | 71 | 64 | 57 | 53 | 50 | 47 | 45 | 45 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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