| Point Forecast: 5 Miles NNE Chinook Pass WA 46.93N 121.46W (Elev. 6322 ft) |
Last Update: 5:41 pm PDT Aug 7, 2026 |
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| Date | 08/07 | 08/08 | ||||||||||||||||||||||
| Hour (PDT) | 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 (°F) | 53 | 53 | 52 | 51 | 50 | 50 | 50 | 49 | 50 | 52 | 55 | 60 | 62 | 64 | 66 | 66 | 66 | 66 | 64 | 63 | 60 | 55 | 52 | 51 |
| Dewpoint (°F) | 43 | 42 | 41 | 40 | 40 | 39 | 39 | 38 | 39 | 40 | 41 | 41 | 40 | 39 | 40 | 40 | 41 | 42 | 43 | 46 | 47 | 46 | 45 | 45 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 |
| Wind Dir | WNW | WNW | WNW | WNW | NW | WNW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW |
| Gust | 20 | 21 | 22 | 23 | 24 | 24 | 26 | 26 | 26 | 25 | 25 | 25 | ||||||||||||
| Sky Cover (%) | 10 | 13 | 17 | 17 | 22 | 27 | 20 | 26 | 36 | 32 | 24 | 53 | 72 | 65 | 33 | 19 | 12 | 14 | 15 | 15 | 15 | 36 | 36 | 36 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 |
| Relative Humidity (%) | 68 | 67 | 67 | 67 | 68 | 65 | 66 | 66 | 67 | 64 | 60 | 50 | 45 | 40 | 39 | 38 | 40 | 41 | 47 | 54 | 62 | 71 | 77 | 81 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/09 | |||||||||||||||||||||||
| Hour (PDT) | 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 (°F) | 50 | 50 | 48 | 47 | 46 | 46 | 45 | 46 | 47 | 49 | 53 | 57 | 61 | 63 | 64 | 65 | 65 | 64 | 63 | 60 | 56 | 53 | 51 | 50 |
| Dewpoint (°F) | 45 | 45 | 43 | 42 | 41 | 41 | 40 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 41 | 43 | 44 | 46 | 46 | 46 | 45 | 44 | 44 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW |
| Gust | 22 | 22 | 22 | 24 | 24 | 24 | 23 | 23 | 23 | |||||||||||||||
| Sky Cover (%) | 49 | 49 | 49 | 41 | 41 | 41 | 31 | 31 | 31 | 9 | 9 | 9 | 13 | 13 | 13 | 29 | 29 | 29 | 42 | 42 | 42 | 45 | 45 | 45 |
| 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 (%) | 82 | 82 | 84 | 84 | 84 | 83 | 82 | 82 | 79 | 73 | 64 | 54 | 46 | 42 | 41 | 42 | 44 | 48 | 53 | 60 | 68 | 74 | 77 | 79 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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