| Point Forecast: Tukwila WA 47.47N 122.25W (Elev. 60 m) |
Last Update: 2:25 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 30 | 30 | 30 | 30 | 29 | 28 | 26 | 24 | 23 | 22 | 22 | 21 | 20 | 19 | 18 | 18 | 20 | 22 | 24 | 26 | 28 | 30 | 31 | 32 |
| Dewpoint (°C) | 15 | 14 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 13 | 14 | 13 | 13 |
| Heat Index (°C) | 29 | 29 | 29 | 29 | 29 | 27 | 26 | 24 | 24 | 26 | 28 | 29 | 30 | 31 | ||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 3 | 3 | 2 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 5 | 5 |
| Wind Dir | N | N | N | N | N | N | N | N | NNE | NNE | NNE | NNE | N | N | N | NNE | N | E | S | SSW | SW | WSW | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 3 | 3 | 4 | 5 | 5 | 4 | 3 | 3 | 3 | 2 | 3 | 2 | 3 | 2 | 7 | 7 | 6 | 5 | 4 | 5 | 4 | 5 | 4 |
| 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 (%) | 40 | 38 | 36 | 37 | 38 | 40 | 46 | 50 | 52 | 55 | 56 | 59 | 62 | 64 | 66 | 67 | 62 | 56 | 51 | 47 | 41 | 37 | 34 | 31 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 33 | 34 | 33 | 33 | 32 | 30 | 27 | 25 | 23 | 22 | 21 | 19 | 18 | 17 | 17 | 17 | 17 | 18 | 20 | 22 | 23 | 25 | 27 | 28 |
| Dewpoint (°C) | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 |
| Heat Index (°C) | 32 | 33 | 32 | 32 | 31 | 29 | 27 | 25 | 25 | 27 | 28 | |||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 6 |
| Wind Dir | W | W | W | WNW | NW | NNW | NNW | N | N | N | N | NW | NW | NW | SW | SW | SW | SSW | SSW | SSW | WSW | WSW | WSW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 8 | 6 | 7 | 8 | 7 | 6 | 5 | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 3 | 3 | 8 | 8 | 8 | 5 | 5 | 5 | 4 |
| 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 (%) | 30 | 28 | 28 | 29 | 31 | 36 | 43 | 48 | 52 | 56 | 61 | 65 | 70 | 74 | 77 | 78 | 76 | 73 | 68 | 62 | 56 | 51 | 46 | 42 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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