| Point Forecast: 6 Miles NNW Mount St Helens WA 46.29N 122.21W (Elev. 905 m) |
Last Update: 9:41 pm PDT Jun 29, 2024 |
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| Date | 06/29 | 06/30 | ||||||||||||||||||||||
| Hour (PDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°C) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 13 | 14 | 14 | 14 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 14 |
| Dewpoint (°C) | 11 | 12 | 11 | 11 | 11 | 11 | 9 | 10 | 10 | 10 | 11 | 11 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | WNW | WNW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 77 | 79 | 81 | 79 | 85 | 79 | 80 | 80 | 82 | 81 | 81 | 84 | 78 | 79 | 72 | 73 | 65 | 44 | 48 | 41 | 41 | 41 | 47 | 47 |
| Precipitation Potential (%) | 19 | 14 | 11 | 10 | 11 | 13 | 14 | 16 | 20 | 26 | 25 | 22 | 20 | 14 | 13 | 11 | 11 | 10 | 11 | 13 | 13 | 13 | 13 | 13 |
| Relative Humidity (%) | 90 | 95 | 92 | 92 | 90 | 90 | 86 | 90 | 89 | 92 | 88 | 88 | 85 | 84 | 82 | 77 | 78 | 75 | 74 | 71 | 76 | 78 | 82 | 85 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/01 | |||||||||||||||||||||||
| Hour (PDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°C) | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 12 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 13 | 12 |
| Dewpoint (°C) | 11 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 7 | 7 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Wind Dir | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 47 | 47 | 47 | 47 | 62 | 62 | 62 | 68 | 68 | 68 | 63 | 63 | 63 | 47 | 47 | 47 | 34 | 34 | 34 | 20 | 20 | 20 | 25 | 25 |
| Precipitation Potential (%) | 13 | 15 | 15 | 15 | 15 | 15 | 15 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Relative Humidity (%) | 88 | 90 | 90 | 89 | 89 | 88 | 88 | 87 | 85 | 83 | 81 | 77 | 72 | 68 | 67 | 67 | 66 | 65 | 64 | 65 | 68 | 72 | 75 | 79 |
| Rain | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
