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| Point Forecast: Mountain Lake Park MD 39.41N 79.38W (Elev. 2470 ft) |
Last Update: 2:09 pm EST Jan 18, 2020 |
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| Date | 01/18 | 01/19 | ||||||||||||||||||||||
| Hour (EST) | 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 (°F) | 40 | 40 | 40 | 40 | 41 | 40 | 39 | 37 | 34 | 32 | 29 | 27 | 25 | 23 | 22 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 |
| Dewpoint (°F) | 35 | 36 | 37 | 38 | 38 | 38 | 36 | 34 | 32 | 29 | 26 | 24 | 22 | 19 | 17 | 16 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 11 |
| Wind Chill (°F) | 32 | 31 | 31 | 32 | 32 | 31 | 30 | 26 | 23 | 20 | 16 | 13 | 11 | 8 | 7 | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 |
| Surface Wind (mph) | 14 | 15 | 17 | 17 | 17 | 17 | 18 | 18 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 20 | 18 | 18 | 17 | 17 | 17 |
| Wind Dir | SW | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 28 | 31 | 33 | 36 | 39 | 40 | 39 | 38 | 38 | 39 | 41 | 43 | 41 | 40 | 39 | 38 | 37 | 36 | 34 | 34 | 33 | |||
| Sky Cover (%) | 96 | 93 | 90 | 90 | 89 | 88 | 86 | 85 | 83 | 82 | 82 | 82 | 80 | 79 | 78 | 79 | 79 | 80 | 79 | 78 | 77 | 78 | 80 | 82 |
| Precipitation Potential (%) | 84 | 78 | 71 | 68 | 64 | 61 | 58 | 54 | 51 | 48 | 45 | 43 | 40 | 37 | 35 | 35 | 34 | 34 | 34 | 42 | 43 | 43 | 44 | 44 |
| Relative Humidity (%) | 82 | 85 | 88 | 90 | 90 | 92 | 89 | 89 | 91 | 90 | 89 | 87 | 87 | 86 | 80 | 84 | 80 | 77 | 76 | 74 | 72 | 71 | 70 | 71 |
| Rain | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 01/20 | |||||||||||||||||||||||
| Hour (EST) | 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 (°F) | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 14 | 15 | 16 | 18 | 19 | 21 | 22 | 23 | 24 | 23 |
| Dewpoint (°F) | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 10 | 10 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 12 |
| Wind Chill (°F) | 3 | 2 | 1 | 0 | 0 | -1 | -1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 5 | 6 | 8 | 10 | 12 | 13 | 15 | 15 | 16 |
| Surface Wind (mph) | 16 | 16 | 15 | 15 | 15 | 14 | 13 | 11 | 10 | 11 | 11 | 13 | 11 | 10 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 6 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 33 | 33 | 32 | 31 | 30 | 28 | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 21 | 20 | |||||||
| Sky Cover (%) | 80 | 78 | 77 | 78 | 80 | 81 | 80 | 79 | 79 | 79 | 79 | 80 | 79 | 79 | 84 | 81 | 78 | 75 | 72 | 69 | 66 | 65 | 64 | 63 |
| Precipitation Potential (%) | 44 | 44 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 44 | 40 | 36 | 32 | 28 | 26 | 26 | 26 | 26 | 26 | 26 | 19 | 19 | 19 | 19 |
| Relative Humidity (%) | 72 | 73 | 75 | 76 | 77 | 78 | 80 | 81 | 83 | 81 | 79 | 79 | 80 | 82 | 81 | 81 | 80 | 78 | 73 | 69 | 66 | 63 | 62 | 62 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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