| Point Forecast: 4 Miles N Mt Rainier WA 46.94N 121.74W (Elev. 5499 ft) |
Last Update: 12:35 am PDT Aug 16, 2026 |
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| Date | 08/16 | 08/17 | ||||||||||||||||||||||
| Hour (PDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 50 | 53 | 54 | 56 | 56 | 57 | 57 | 56 | 56 | 55 | 54 | 52 | 51 | 50 | 50 | 50 | 50 | 49 | 49 | 50 | 48 | 50 | 50 | 52 |
| Dewpoint (°F) | 49 | 50 | 51 | 52 | 51 | 53 | 53 | 52 | 53 | 52 | 53 | 52 | 51 | 48 | 47 | 45 | 45 | 45 | 43 | 43 | 40 | 42 | 41 | 43 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 3 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 |
| Wind Dir | NW | NNW | NNW | NNW | NNW | NW | NW | NW | NW | NNW | NNW | N | E | SE | SE | SE | SSE | SSW | S | SSW | S | S | S | NNE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 70 | 48 | 56 | 53 | 58 | 60 | 56 | 62 | 57 | 66 | 68 | 78 | 71 | 68 | 63 | 66 | 64 | 81 | 84 | 91 | 88 | 88 | 88 | 65 |
| Precipitation Potential (%) | 0 | 0 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 95 | 90 | 88 | 86 | 83 | 85 | 86 | 86 | 90 | 90 | 97 | 100 | 100 | 94 | 89 | 84 | 83 | 86 | 81 | 77 | 75 | 73 | 70 | 70 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/18 | |||||||||||||||||||||||
| Hour (PDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 56 | 58 | 60 | 62 | 62 | 62 | 62 | 61 | 61 | 60 | 58 | 55 | 54 | 53 | 52 | 51 | 51 | 50 | 49 | 49 | 49 | 49 | 50 | 51 |
| Dewpoint (°F) | 46 | 46 | 47 | 50 | 51 | 52 | 54 | 54 | 55 | 55 | 55 | 54 | 53 | 50 | 47 | 46 | 46 | 45 | 43 | 43 | 42 | 42 | 43 | 44 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 5 | 5 | 5 | 7 | 7 | 7 | 6 | 6 | 6 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | NNE | NNE | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 65 | 65 | 50 | 50 | 50 | 15 | 15 | 15 | 18 | 18 | 18 | 43 | 43 | 43 | 36 | 36 | 36 | 50 | 50 | 50 | 43 | 43 | 43 | 21 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 69 | 65 | 63 | 65 | 66 | 71 | 75 | 77 | 82 | 84 | 91 | 98 | 96 | 90 | 84 | 83 | 83 | 83 | 81 | 79 | 77 | 77 | 77 | 76 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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