| Point Forecast: West Seattle WA 47.56N 122.37W (Elev. 200 ft) |
Last Update: 7:01 pm PST Dec 15, 2025 |
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| Date | 12/15 | 12/16 | ||||||||||||||||||||||
| Hour (PST) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 49 | 48 | 48 | 48 | 48 | 47 | 48 | 48 | 48 | 48 | 49 | 49 | 50 | 52 | 52 | 53 | 54 | 54 | 53 | 54 | 53 | 53 | 53 | 53 |
| Dewpoint (°F) | 45 | 45 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 47 | 48 | 48 | 50 | 50 | 52 | 52 | 52 | 51 | 52 | 51 | 51 | 51 | 50 |
| Wind Chill (°F) | 44 | 43 | 43 | 43 | 43 | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | |||||||||||
| Surface Wind (mph) | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 13 | 16 | 17 | 18 | 20 | 20 | 20 | 20 | 20 | 18 | 21 | 20 | 20 |
| Wind Dir | SSW | SSW | SSW | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | SSW |
| Gust | 20 | 20 | 20 | 20 | 24 | 25 | 28 | 29 | 31 | 32 | 31 | 29 | 30 | 34 | 30 | 31 | ||||||||
| Sky Cover (%) | 68 | 70 | 70 | 82 | 75 | 83 | 83 | 85 | 92 | 95 | 94 | 87 | 87 | 93 | 84 | 88 | 94 | 99 | 100 | 100 | 100 | 100 | 100 | 100 |
| Precipitation Potential (%) | 52 | 55 | 55 | 73 | 61 | 74 | 42 | 76 | 88 | 92 | 73 | 57 | 53 | 51 | 63 | 81 | 90 | 98 | 100 | 100 | 100 | 100 | 100 | 100 |
| Relative Humidity (%) | 86 | 88 | 88 | 89 | 89 | 92 | 92 | 92 | 92 | 94 | 93 | 95 | 94 | 92 | 94 | 96 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 91 |
| Rain | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Chc | Chc | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 12/17 | |||||||||||||||||||||||
| Hour (PST) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 53 | 52 | 50 | 49 | 48 | 46 | 45 | 44 | 44 | 43 | 44 | 44 | 45 | 46 | 46 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 45 | 45 |
| Dewpoint (°F) | 51 | 49 | 46 | 44 | 42 | 40 | 39 | 38 | 38 | 38 | 39 | 39 | 40 | 40 | 40 | 40 | 41 | 41 | 40 | 41 | 40 | 41 | 41 | 41 |
| Wind Chill (°F) | 43 | 42 | 41 | 38 | 37 | 36 | 36 | 35 | 36 | 36 | 39 | 40 | 40 | 41 | 41 | 41 | 40 | 40 | 39 | 39 | 39 | 39 | ||
| Surface Wind (mph) | 22 | 22 | 22 | 21 | 21 | 21 | 18 | 18 | 18 | 17 | 17 | 17 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 11 | 11 | 11 |
| Wind Dir | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S |
| Gust | 34 | 34 | 34 | 33 | 33 | 33 | 30 | 30 | 30 | 25 | 25 | 25 | 20 | 20 | 20 | 21 | 21 | 21 | 20 | 20 | 20 | |||
| Sky Cover (%) | 99 | 99 | 99 | 99 | 99 | 99 | 90 | 90 | 90 | 90 | 90 | 90 | 86 | 86 | 86 | 86 | 86 | 86 | 82 | 82 | 82 | 85 | 85 | 85 |
| Precipitation Potential (%) | 98 | 98 | 98 | 98 | 98 | 98 | 84 | 84 | 84 | 84 | 84 | 84 | 78 | 78 | 78 | 78 | 78 | 78 | 73 | 73 | 73 | 73 | 73 | 73 |
| Relative Humidity (%) | 92 | 89 | 85 | 82 | 81 | 80 | 79 | 80 | 80 | 81 | 81 | 82 | 82 | 80 | 79 | 77 | 78 | 78 | 79 | 81 | 84 | 86 | 87 | 87 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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