| Point Forecast: 2 Miles N Chinook Pass WA 46.9N 121.51W (Elev. 5768 ft) |
Last Update: 9:40 pm PDT May 18, 2024 |
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| Date | 05/18 | 05/19 | ||||||||||||||||||||||
| 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 (°F) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 26 | 27 | 28 | 29 | 30 | 29 | 30 | 31 | 29 | 29 | 29 | 28 |
| Dewpoint (°F) | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 25 | 24 | 25 | 27 | 25 | 26 | 26 | 26 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 17 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 16 | 16 |
| Wind Dir | NW | NW | WNW | WNW | WNW | WNW | W | WNW | W | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 26 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 26 | 28 | 28 | 28 | 28 | 26 | 26 |
| Sky Cover (%) | 80 | 74 | 76 | 79 | 79 | 75 | 74 | 62 | 52 | 51 | 53 | 58 | 59 | 59 | 56 | 53 | 55 | 47 | 55 | 62 | 61 | 60 | 50 | 54 |
| Precipitation Potential (%) | 47 | 33 | 25 | 19 | 14 | 9 | 6 | 7 | 5 | 4 | 4 | 5 | 6 | 11 | 16 | 18 | 28 | 15 | 12 | 6 | 6 | 4 | 4 | 4 |
| Relative Humidity (%) | 97 | 95 | 97 | 98 | 96 | 96 | 96 | 95 | 96 | 92 | 91 | 90 | 89 | 86 | 84 | 80 | 80 | 82 | 82 | 84 | 86 | 90 | 90 | 93 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/20 | |||||||||||||||||||||||
| 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 (°F) | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 30 | 33 | 35 | 36 | 37 | 38 | 39 | 39 | 39 | 38 | 37 | 35 | 34 |
| Dewpoint (°F) | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 27 | 26 | 26 | 26 | 27 | 28 | 29 | 29 | 29 | 29 | 30 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 16 | 11 | 11 | 11 | 9 | 9 | 9 | 8 | 8 | 8 | 10 | 10 | 10 | 13 | 13 | 13 | 15 | 15 | 15 | 18 | 18 | 18 | 16 | 16 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW |
| Gust | 26 | 20 | 20 | 20 | 25 | 25 | 25 | 29 | 29 | 29 | 25 | 25 | ||||||||||||
| Sky Cover (%) | 56 | 45 | 45 | 45 | 24 | 24 | 24 | 26 | 26 | 26 | 21 | 21 | 21 | 15 | 15 | 15 | 22 | 22 | 22 | 27 | 27 | 27 | 37 | 37 |
| Precipitation Potential (%) | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 |
| Relative Humidity (%) | 93 | 91 | 90 | 91 | 92 | 93 | 94 | 94 | 92 | 89 | 86 | 81 | 76 | 71 | 67 | 64 | 62 | 62 | 63 | 66 | 70 | 75 | 80 | 85 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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