| Point Forecast: White Pass WA 46.63N 121.4W (Elev. 4623 ft) |
Last Update: 4:15 pm PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 81 | 80 | 79 | 77 | 72 | 68 | 65 | 62 | 60 | 59 | 57 | 56 | 55 | 54 | 54 | 55 | 57 | 60 | 63 | 65 | 67 | 68 | 69 | 69 |
| Dewpoint (°F) | 49 | 48 | 49 | 50 | 49 | 50 | 50 | 50 | 51 | 51 | 52 | 52 | 52 | 51 | 52 | 52 | 52 | 52 | 53 | 53 | 52 | 51 | 51 | 50 |
| Heat Index (°F) | 80 | 79 | 79 | 77 | ||||||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 22 | 22 | 22 | 24 | 24 | |||||||||
| Sky Cover (%) | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 | 6 | 6 | 10 | 10 | 10 | 24 | 24 | 24 | 19 | 19 | 19 | 15 | 15 | 15 | 15 | 15 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 |
| Relative Humidity (%) | 33 | 33 | 35 | 39 | 44 | 52 | 58 | 65 | 71 | 75 | 82 | 86 | 91 | 91 | 93 | 91 | 83 | 75 | 70 | 64 | 58 | 55 | 52 | 50 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 70 | 68 | 68 | 65 | 61 | 58 | 55 | 53 | 51 | 50 | 49 | 48 | 47 | 47 | 48 | 51 | 54 | 57 | 61 | 64 | 67 | 69 | 71 | 72 |
| Dewpoint (°F) | 50 | 48 | 49 | 48 | 48 | 48 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 44 | 43 | 44 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 |
| Wind Dir | W | W | W | W | NW | NW | NW | N | N | N | N | N | N | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | ||||||||
| Sky Cover (%) | 15 | 8 | 8 | 8 | 25 | 25 | 25 | 16 | 16 | 16 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 14 | 14 | 14 | 15 | 15 |
| Precipitation Potential (%) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 49 | 48 | 50 | 54 | 62 | 68 | 70 | 74 | 78 | 81 | 84 | 87 | 89 | 88 | 84 | 78 | 71 | 64 | 56 | 50 | 46 | 43 | 41 | 39 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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