| Point Forecast: 8 Miles NNW Bethel Island CA 38.16N 121.7W (Elev. 30 m) |
Last Update: 12:31 pm PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 26 | 28 | 30 | 31 | 32 | 31 | 29 | 28 | 24 | 21 | 19 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 14 | 16 | 17 | 19 | 22 | 25 |
| Dewpoint (°C) | 14 | 15 | 15 | 14 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 12 | 12 | 11 | 12 | 12 | 13 | 13 | 14 |
| Heat Index (°C) | 26 | 28 | 30 | 30 | 31 | 30 | 29 | 28 | 24 | 25 | ||||||||||||||
| Surface Wind (mph) | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 11 | 11 | 11 | 10 | 10 |
| Wind Dir | W | W | W | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 0 | 1 | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 4 | 5 | 6 | 8 | 7 | 6 | 3 | 2 | 1 | 0 |
| 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 (%) | 50 | 44 | 39 | 37 | 37 | 39 | 41 | 45 | 53 | 61 | 66 | 69 | 71 | 75 | 76 | 75 | 80 | 80 | 80 | 78 | 73 | 66 | 57 | 51 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 28 | 31 | 32 | 33 | 33 | 32 | 31 | 28 | 24 | 21 | 19 | 18 | 17 | 17 | 16 | 15 | 14 | 14 | 15 | 16 | 17 | 18 | 21 | 23 |
| Dewpoint (°C) | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 |
| Heat Index (°C) | 28 | 30 | 31 | 32 | 33 | 31 | 30 | 28 | 24 | |||||||||||||||
| Surface Wind (mph) | 10 | 11 | 13 | 14 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| Wind Dir | W | W | W | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 0 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 7 | 7 | 7 | 14 | 14 | 14 | 9 | 9 | 9 | 0 |
| 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 (%) | 45 | 38 | 33 | 33 | 33 | 33 | 36 | 41 | 50 | 58 | 64 | 68 | 72 | 75 | 77 | 79 | 81 | 82 | 82 | 81 | 78 | 72 | 65 | 58 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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