| Point Forecast: White Pass WA 46.64N 121.37W (Elev. 4672 ft) |
Last Update: 4:15 pm PDT Jul 16, 2025 |
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| Date | 07/16 | 07/17 | ||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 64 | 62 | 60 | 58 | 56 | 54 | 54 | 53 | 52 | 53 | 54 | 58 | 60 | 65 | 68 | 70 | 71 | 73 | 73 | 74 | 75 | 73 | 71 | 68 |
| Dewpoint (°F) | 46 | 46 | 46 | 46 | 46 | 44 | 45 | 44 | 43 | 43 | 43 | 41 | 40 | 39 | 37 | 37 | 37 | 39 | 39 | 41 | 44 | 44 | 45 | 47 |
| Heat Index (°F) | 75 | |||||||||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 18 | 18 | 18 | 18 | 18 | 21 | 21 | 21 | 21 | |||||||||||||||
| Sky Cover (%) | 5 | 5 | 7 | 7 | 7 | 5 | 5 | 5 | 13 | 13 | 13 | 4 | 4 | 4 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 9 |
| 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 (%) | 52 | 56 | 60 | 65 | 69 | 70 | 71 | 72 | 72 | 70 | 66 | 54 | 47 | 38 | 32 | 30 | 29 | 29 | 29 | 31 | 33 | 36 | 40 | 47 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/18 | |||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 63 | 60 | 59 | 57 | 56 | 54 | 53 | 52 | 52 | 53 | 55 | 58 | 61 | 65 | 68 | 70 | 71 | 71 | 71 | 70 | 69 | 67 | 64 | 61 |
| Dewpoint (°F) | 45 | 45 | 44 | 43 | 43 | 41 | 41 | 41 | 41 | 41 | 41 | 42 | 42 | 41 | 41 | 41 | 42 | 43 | 43 | 43 | 43 | 44 | 43 | 43 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 8 | 8 | 8 | 6 | 6 | 6 | 5 | 5 | 5 | 7 | 7 | 7 | 8 | 8 | 8 | 11 | 11 | 11 | 11 | 11 | 11 | 13 |
| Wind Dir | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 21 | 21 | 24 | 24 | 24 | 28 | 28 | 28 | 29 | |||||||||||||||
| Sky Cover (%) | 9 | 9 | 5 | 5 | 5 | 3 | 3 | 3 | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 3 | 3 | 25 | 25 | 25 | 54 | 54 | 54 | 64 |
| 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 (%) | 52 | 57 | 58 | 59 | 61 | 62 | 64 | 65 | 65 | 63 | 60 | 56 | 49 | 42 | 37 | 35 | 35 | 36 | 36 | 37 | 39 | 43 | 47 | 52 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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