| Point Forecast: 4 Miles W Lake Berryessa CA 38.58N 122.33W (Elev. 1138 ft) |
Last Update: 1:26 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 82 | 81 | 79 | 75 | 70 | 65 | 62 | 58 | 56 | 55 | 54 | 52 | 51 | 51 | 51 | 51 | 54 | 56 | 62 | 67 | 70 | 74 | 76 | 77 |
| Dewpoint (°F) | 60 | 60 | 60 | 57 | 56 | 55 | 54 | 54 | 54 | 53 | 53 | 51 | 51 | 51 | 51 | 51 | 52 | 53 | 55 | 55 | 56 | 58 | 58 | 58 |
| Heat Index (°F) | 82 | 82 | 79 | 75 | 76 | 77 | ||||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 5 | 6 | 6 | 7 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | 18 | 20 | 18 | |||||||||||||||||||||
| Sky Cover (%) | 0 | 0 | 1 | 1 | 2 | 4 | 9 | 10 | 15 | 18 | 21 | 29 | 31 | 38 | 34 | 33 | 17 | 8 | 2 | 0 | 0 | 0 | 1 | 0 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 47 | 48 | 52 | 54 | 61 | 69 | 76 | 84 | 92 | 93 | 96 | 96 | 99 | 98 | 100 | 99 | 96 | 87 | 76 | 66 | 62 | 57 | 53 | 50 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 78 | 78 | 76 | 74 | 68 | 63 | 60 | 57 | 55 | 53 | 52 | 51 | 50 | 50 | 51 | 52 | 55 | 59 | 64 | 70 | 74 | 77 | 80 | 81 |
| Dewpoint (°F) | 58 | 58 | 58 | 57 | 56 | 54 | 53 | 53 | 52 | 52 | 51 | 51 | 50 | 50 | 50 | 51 | 52 | 53 | 54 | 54 | 55 | 56 | 57 | 57 |
| Heat Index (°F) | 78 | 78 | 77 | 77 | 80 | 81 | ||||||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 7 | 7 |
| Wind Dir | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | SSW | SSW | SSW | SSW | SSW |
| Gust | 18 | 18 | ||||||||||||||||||||||
| Sky Cover (%) | 0 | 0 | 1 | 1 | 2 | 5 | 10 | 14 | 14 | 14 | 28 | 28 | 28 | 21 | 21 | 21 | 16 | 16 | 16 | 0 | 0 | 0 | 0 | 0 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 50 | 50 | 53 | 56 | 64 | 72 | 79 | 86 | 91 | 95 | 98 | 100 | 100 | 100 | 98 | 95 | 89 | 79 | 68 | 58 | 52 | 48 | 46 | 43 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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