| Point Forecast: 4 Miles N Ladd Canyon Rest Area OR 45.3N 118W (Elev. 2717 ft) |
Last Update: 4:01 am PDT Jul 18, 2026 |
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| Date | 07/18 | 07/19 | ||||||||||||||||||||||
| 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) | 57 | 56 | 55 | 59 | 64 | 68 | 76 | 81 | 85 | 89 | 91 | 92 | 93 | 91 | 90 | 87 | 80 | 74 | 71 | 67 | 64 | 62 | 60 | 57 |
| Dewpoint (°F) | 41 | 42 | 42 | 43 | 43 | 43 | 46 | 48 | 47 | 48 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 43 | 41 | 40 | 40 | 40 | 39 |
| Heat Index (°F) | 76 | 80 | 83 | 86 | 88 | 88 | 89 | 87 | 87 | 84 | 79 | |||||||||||||
| Surface Wind (mph) | 5 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 8 | 10 | 11 | 13 | 13 | 11 | 10 | 9 | 7 | 7 | 6 | 6 | 5 | 3 |
| Wind Dir | W | W | W | NW | NW | NW | NW | N | N | N | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 2 | 4 | 2 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 4 | 3 | 5 | 2 | 3 | 2 | 10 | 5 | 3 | 2 | 2 | 2 | 2 |
| 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 (%) | 56 | 60 | 61 | 55 | 47 | 40 | 35 | 31 | 27 | 24 | 22 | 21 | 21 | 21 | 22 | 23 | 29 | 34 | 36 | 39 | 42 | 45 | 48 | 51 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/20 | |||||||||||||||||||||||
| 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) | 56 | 55 | 54 | 59 | 64 | 68 | 76 | 81 | 85 | 89 | 91 | 92 | 93 | 91 | 90 | 86 | 81 | 77 | 73 | 69 | 66 | 64 | 62 | 60 |
| Dewpoint (°F) | 40 | 41 | 40 | 42 | 42 | 41 | 44 | 45 | 43 | 43 | 42 | 41 | 40 | 40 | 41 | 42 | 43 | 43 | 42 | 41 | 40 | 39 | 38 | 37 |
| Heat Index (°F) | 76 | 80 | 82 | 85 | 87 | 88 | 89 | 87 | 86 | 83 | 80 | 77 | ||||||||||||
| Surface Wind (mph) | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 9 | 9 | 9 | 11 | 11 | 11 | 9 | 9 | 9 | 5 | 5 | 5 | 3 | 3 |
| Wind Dir | W | NW | NW | NW | NW | NW | NW | N | N | N | NW | NW | NW | N | N | N | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 2 | 2 | 19 | 19 | 19 | 17 | 17 | 17 | 45 | 45 | 45 | 27 | 27 | 27 | 30 | 30 |
| 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 (%) | 54 | 58 | 59 | 54 | 45 | 38 | 32 | 28 | 23 | 20 | 18 | 17 | 16 | 17 | 18 | 21 | 26 | 30 | 33 | 36 | 38 | 40 | 41 | 43 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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