| Point Forecast: Washington Pass WA 48.53N 120.65W (Elev. 5617 ft) |
Last Update: 5:36 am PDT Jul 17, 2026 |
 |
|
[show menu] |
| Date | 07/17 | 07/18 | ||||||||||||||||||||||
| Hour (PDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°F) | 51 | 52 | 56 | 60 | 64 | 67 | 68 | 70 | 70 | 71 | 69 | 67 | 65 | 57 | 54 | 52 | 50 | 49 | 48 | 47 | 46 | 45 | 45 | 45 |
| Dewpoint (°F) | 45 | 46 | 46 | 46 | 44 | 42 | 40 | 40 | 39 | 40 | 41 | 41 | 42 | 40 | 40 | 41 | 40 | 39 | 39 | 39 | 39 | 38 | 39 | 39 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 5 | 3 | 3 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 10 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 |
| Wind Dir | SW | SW | S | S | S | S | S | S | SW | SW | SW | SW | W | W | SW | W | SW | SW | W | W | W | W | W | W |
| Gust | 18 | |||||||||||||||||||||||
| Sky Cover (%) | 18 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 6 | 2 | 4 | 3 | 5 | 5 | 13 | 8 | 10 | 12 | 11 | 14 | 20 | 26 | 26 |
| Precipitation Potential (%) | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 81 | 79 | 70 | 59 | 48 | 40 | 36 | 33 | 32 | 33 | 36 | 39 | 43 | 53 | 59 | 65 | 68 | 69 | 72 | 74 | 75 | 77 | 79 | 79 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/19 | |||||||||||||||||||||||
| Hour (PDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°F) | 44 | 46 | 50 | 54 | 57 | 60 | 61 | 63 | 63 | 64 | 63 | 62 | 59 | 55 | 52 | 50 | 49 | 48 | 46 | 45 | 44 | 44 | 44 | 44 |
| Dewpoint (°F) | 38 | 38 | 38 | 38 | 37 | 37 | 37 | 38 | 37 | 37 | 38 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 39 | 38 | 38 | 38 | 38 | 38 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 13 | 13 | 13 | 13 | 13 | 13 | 11 | 11 | 11 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | NW | NW |
| Gust | 18 | 18 | 18 | 21 | 21 | 21 | 21 | 21 | 21 | |||||||||||||||
| Sky Cover (%) | 26 | 11 | 11 | 11 | 16 | 16 | 16 | 5 | 5 | 5 | 8 | 8 | 8 | 10 | 10 | 10 | 7 | 7 | 7 | 12 | 12 | 12 | 21 | 21 |
| 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 (%) | 79 | 74 | 64 | 55 | 47 | 42 | 41 | 39 | 38 | 37 | 40 | 42 | 48 | 55 | 61 | 67 | 71 | 74 | 75 | 76 | 78 | 80 | 80 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| ||||||||||