| Point Forecast: Mount Washington NH 44.28N 71.3W (Elev. 1722 m) |
Last Update: 2:27 pm EDT Sep 8, 2026 |
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| Date | 09/08 | 09/09 | ||||||||||||||||||||||
| Hour (EDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 9 |
| Dewpoint (°C) | 2 | 2 | 2 | 2 | 2 | 1 | -1 | -2 | -2 | -1 | -1 | 2 | 3 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 13 | 14 | 16 | 18 | 20 | 21 | 23 | 25 | 26 | 28 | 26 | 25 | 25 | 24 | 25 | 26 | 28 | 26 | 29 | 32 | 39 | 45 | 51 | 56 |
| Wind Dir | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | SW | S | S | SW | S | S | SW | S | SW |
| Gust | 49 | 56 | 63 | 71 | ||||||||||||||||||||
| Sky Cover (%) | 59 | 51 | 51 | 61 | 54 | 79 | 78 | 85 | 92 | 81 | 85 | 93 | 95 | 96 | 98 | 98 | 97 | 97 | 99 | 98 | 100 | 100 | 99 | 95 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 8 | 7 | 9 | 9 | 10 | 8 | 13 | 21 | 28 | 41 | 45 | 53 | 60 | 62 | 72 |
| Relative Humidity (%) | 92 | 96 | 92 | 92 | 92 | 89 | 82 | 72 | 72 | 75 | 79 | 92 | 96 | 100 | 100 | 93 | 93 | 93 | 86 | 96 | 93 | 96 | 100 | 100 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/10 | |||||||||||||||||||||||
| Hour (EDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°C) | 10 | 10 | 9 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 11 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
| Dewpoint (°C) | 10 | 10 | 9 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 11 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 4 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 60 | 64 | 69 | 72 | 76 | 72 | 68 | 69 | 66 | 61 | 63 | 66 | 67 | 68 | 68 | 69 | 68 | 68 | 67 | 67 | 67 | 67 | 67 | 67 |
| Wind Dir | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 76 | 82 | 87 | 91 | 95 | 91 | 85 | 87 | 83 | 85 | 87 | 90 | 92 | 93 | 94 | 94 | 94 | 93 | 92 | 92 | 92 | 92 | 92 | 92 |
| Sky Cover (%) | 96 | 98 | 99 | 94 | 90 | 87 | 92 | 81 | 69 | 55 | 37 | 43 | 49 | 48 | 47 | 46 | 48 | 50 | 52 | 61 | 69 | 78 | 76 | 73 |
| Precipitation Potential (%) | 94 | 96 | 98 | 86 | 84 | 71 | 33 | 30 | 24 | 16 | 16 | 16 | 16 | 11 | 10 | 10 | 7 | 5 | 2 | 2 | 2 | 2 | 2 | 3 |
| Relative Humidity (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 96 | 100 | 96 | 100 | 100 | 100 | 96 | 93 | 86 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Chc | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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