| Point Forecast: 11 Miles SSW Lake San Antonio CA 35.71N 121.07W (Elev. 1312 ft) |
Last Update: 1:18 pm PDT Jul 18, 2026 |
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| Date | 07/18 | 07/19 | ||||||||||||||||||||||
| 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 (°F) | 69 | 68 | 65 | 65 | 64 | 63 | 63 | 63 | 62 | 63 | 62 | 66 | 69 | 72 | 80 | 84 | 86 | 87 | 84 | 84 | 82 | 78 | 75 | 72 |
| Dewpoint (°F) | 34 | 39 | 40 | 41 | 42 | 42 | 43 | 43 | 43 | 45 | 45 | 50 | 51 | 52 | 57 | 56 | 55 | 54 | 50 | 49 | 46 | 42 | 40 | 37 |
| Heat Index (°F) | 80 | 83 | 84 | 85 | 82 | 82 | 80 | 78 | 75 | |||||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 6 | 6 | 6 | 9 | 9 | 9 | 7 | 7 | 7 |
| Wind Dir | WNW | WNW | WNW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 16 | 16 | 16 | 42 | 42 | 42 | 42 | 42 | 42 | 37 | 37 | 37 | 37 | 37 | 37 | 24 | 24 | 24 | 24 | 24 | 24 | 48 | 48 | 48 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Relative Humidity (%) | 27 | 34 | 40 | 41 | 45 | 47 | 48 | 49 | 50 | 52 | 55 | 58 | 55 | 52 | 48 | 41 | 37 | 34 | 32 | 30 | 29 | 28 | 28 | 28 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/20 | |||||||||||||||||||||||
| 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 (°F) | 66 | 65 | 66 | 66 | 65 | 65 | 64 | 63 | 62 | 62 | 62 | 67 | 73 | 79 | 83 | 76 | 89 | 84 | 85 | 82 | 77 | 77 | 78 | 79 |
| Dewpoint (°F) | 34 | 37 | 43 | 44 | 45 | 46 | 46 | 46 | 45 | 46 | 47 | 51 | 56 | 59 | 59 | 50 | 58 | 52 | 51 | 47 | 41 | 40 | 40 | 41 |
| Heat Index (°F) | 79 | 83 | 76 | 88 | 82 | 83 | 80 | 77 | 77 | 78 | 79 | |||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 5 | 5 | 6 | 6 | 6 | 8 | 8 | 8 |
| Wind Dir | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 48 | 48 | 48 | 38 | 38 | 38 | 38 | 38 | 38 | 30 | 30 | 30 | 30 | 30 | 30 | 67 | 67 | 67 | 67 | 67 | 67 | 38 | 38 | 38 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Relative Humidity (%) | 30 | 36 | 43 | 45 | 49 | 51 | 52 | 54 | 55 | 57 | 58 | 59 | 57 | 53 | 48 | 42 | 38 | 35 | 32 | 30 | 28 | 27 | 26 | 26 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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