| Point Forecast: 5 Miles N Chinook Pass WA 46.95N 121.49W (Elev. 6358 ft) |
Last Update: 2:57 am PDT Jul 14, 2025 |
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| 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) | 53 | 53 | 52 | 53 | 54 | 56 | 58 | 59 | 61 | 61 | 61 | 61 | 60 | 60 | 56 | 54 | 53 | 50 | 48 | 47 | 48 | 48 | 47 | 47 |
| Dewpoint (°F) | 46 | 46 | 46 | 47 | 49 | 49 | 49 | 48 | 50 | 50 | 50 | 50 | 49 | 50 | 49 | 49 | 49 | 46 | 45 | 43 | 44 | 44 | 43 | 43 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 11 | 11 |
| Wind Dir | NW | WNW | NW | NW | WNW | NW | WNW | WNW | WNW | NW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW |
| Gust | 21 | 22 | 23 | 23 | 24 | 24 | 24 | 25 | 26 | 28 | 29 | 30 | 30 | 30 | 30 | 29 | 28 | 26 | 24 | 23 | 22 | 21 | 20 | |
| Sky Cover (%) | 10 | 17 | 27 | 23 | 22 | 15 | 12 | 11 | 16 | 16 | 8 | 9 | 15 | 26 | 35 | 39 | 49 | 53 | 48 | 47 | 50 | 52 | 41 | 31 |
| Precipitation Potential (%) | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 76 | 78 | 81 | 81 | 83 | 77 | 73 | 67 | 67 | 67 | 67 | 67 | 67 | 70 | 77 | 82 | 85 | 87 | 88 | 86 | 86 | 85 | 86 | 86 |
| 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) | 47 | 46 | 47 | 48 | 50 | 54 | 57 | 59 | 61 | 62 | 63 | 64 | 65 | 65 | 64 | 62 | 60 | 58 | 56 | 55 | 54 | 54 | 53 | 52 |
| Dewpoint (°F) | 43 | 41 | 42 | 42 | 43 | 43 | 41 | 40 | 40 | 40 | 40 | 40 | 41 | 43 | 43 | 44 | 44 | 42 | 41 | 40 | 39 | 40 | 39 | 38 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 11 | 13 | 13 |
| Wind Dir | NNW | N | N | NE | E | E | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE | NE | NNE | NNE | NNE | ESE | ESE | ESE | SE | SE |
| Gust | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | |||||||||||||||
| Sky Cover (%) | 27 | 30 | 28 | 12 | 8 | 6 | 8 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 7 | 7 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 85 | 83 | 84 | 80 | 76 | 67 | 56 | 50 | 45 | 44 | 43 | 42 | 42 | 44 | 47 | 51 | 55 | 56 | 57 | 57 | 57 | 58 | 58 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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