| Point Forecast: Mount St Helens WA 46.18N 122.18W (Elev. 6204 ft) |
Last Update: 3:45 am PDT Jul 14, 2025 |
 |
|
[show menu] |
| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°F) | 57 | 57 | 56 | 58 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 61 | 61 | 59 | 58 | 57 | 54 | 51 | 51 | 50 | 50 | 50 | 50 | 50 |
| Dewpoint (°F) | 39 | 40 | 38 | 40 | 41 | 41 | 42 | 43 | 45 | 44 | 43 | 43 | 43 | 41 | 40 | 39 | 36 | 34 | 34 | 33 | 33 | 34 | 34 | 34 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 11 | 11 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 15 | 14 | 13 | 10 | 10 | 10 | 10 | 10 |
| Wind Dir | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NNW | NNW | N | N | N | NNE | N |
| Gust | 20 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 21 | 18 | 18 | ||||||||||
| Sky Cover (%) | 10 | 16 | 23 | 21 | 13 | 17 | 15 | 13 | 16 | 13 | 8 | 5 | 3 | 3 | 4 | 6 | 15 | 19 | 15 | 19 | 22 | 22 | 13 | 10 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 51 | 52 | 51 | 51 | 51 | 51 | 51 | 53 | 57 | 56 | 53 | 51 | 51 | 51 | 52 | 51 | 51 | 53 | 52 | 52 | 52 | 53 | 54 | 54 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°F) | 49 | 49 | 49 | 52 | 54 | 56 | 58 | 59 | 60 | 62 | 63 | 64 | 65 | 66 | 65 | 64 | 63 | 61 | 60 | 58 | 57 | 57 | 56 | 55 |
| Dewpoint (°F) | 33 | 34 | 33 | 33 | 36 | 37 | 39 | 40 | 42 | 44 | 46 | 45 | 44 | 43 | 43 | 42 | 41 | 39 | 38 | 36 | 35 | 35 | 33 | 32 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 10 | 10 | 10 | 14 | 14 |
| Wind Dir | N | N | N | N | NNE | NE | ENE | E | E | E | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | ENE | ENE | ENE | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 10 | 11 | 11 | 11 | 2 | 2 | 2 | 3 | 3 | 3 | 13 | 13 | 13 | 8 | 8 | 8 | 16 | 16 | 16 | 8 | 8 | 8 | 2 | 2 |
| 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 (%) | 54 | 56 | 53 | 49 | 50 | 49 | 49 | 50 | 51 | 52 | 53 | 50 | 47 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 41 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
