| Point Forecast: 15 Miles NNE Index WA 48.03N 121.43W (Elev. 938 m) |
Last Update: 11:26 am PDT Sep 13, 2026 |
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| Date | 09/13 | 09/14 | ||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°C) | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 9 |
| Dewpoint (°C) | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 2 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | WSW | WSW | WSW | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 95 | 92 | 92 | 92 | 90 | 84 | 88 | 93 | 92 | 95 | 94 | 93 | 83 | 81 | 71 | 77 | 75 | 76 | 78 | 77 | 70 | 72 | 72 | 72 |
| Precipitation Potential (%) | 79 | 70 | 64 | 60 | 63 | 53 | 39 | 35 | 31 | 13 | 13 | 11 | 8 | 7 | 7 | 3 | 3 | 6 | 3 | 3 | 3 | 1 | 1 | 0 |
| Relative Humidity (%) | 100 | 99 | 97 | 93 | 91 | 90 | 91 | 92 | 93 | 93 | 94 | 95 | 96 | 100 | 100 | 100 | 100 | 98 | 97 | 94 | 91 | 90 | 93 | 94 |
| Rain | Ocnl | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/15 | |||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°C) | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 11 |
| Dewpoint (°C) | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | N | N | N | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | WNW | WNW | WNW | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 60 | 60 | 60 | 60 | 60 | 85 | 85 | 85 | 76 | 76 | 76 | 74 | 74 | 74 | 61 | 61 | 61 | 60 | 60 | 60 | 52 | 52 | 52 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 18 | 18 | 18 | 18 | 18 | 18 | 26 | 26 | 26 | 26 | 26 | 26 | 1 | 1 | 1 |
| Relative Humidity (%) | 97 | 96 | 93 | 90 | 88 | 87 | 88 | 89 | 90 | 90 | 90 | 90 | 90 | 90 | 89 | 89 | 89 | 88 | 88 | 86 | 85 | 85 | 89 | 93 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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