| Point Forecast: 12 Miles WNW Quartz Hill CA 34.71N 118.44W (Elev. 3140 ft) |
Last Update: 1:34 pm PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°F) | 94 | 95 | 94 | 93 | 92 | 89 | 83 | 84 | 83 | 83 | 81 | 80 | 78 | 77 | 75 | 74 | 73 | 80 | 85 | 88 | 91 | 94 | 95 | 96 |
| Dewpoint (°F) | 44 | 46 | 45 | 44 | 44 | 41 | 42 | 46 | 43 | 45 | 42 | 40 | 39 | 41 | 44 | 44 | 43 | 48 | 49 | 48 | 49 | 51 | 49 | 50 |
| Heat Index (°F) | 90 | 91 | 90 | 89 | 88 | 85 | 81 | 82 | 81 | 81 | 79 | 79 | 78 | 77 | 75 | 79 | 83 | 85 | 88 | 91 | 92 | 93 | ||
| Surface Wind (mph) | 26 | 26 | 26 | 24 | 24 | 24 | 23 | 23 | 23 | 15 | 15 | 15 | 14 | 14 | 14 | 10 | 10 | 10 | 7 | 7 | 7 | 22 | 22 | 22 |
| Wind Dir | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | W | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW |
| Gust | 40 | 40 | 40 | 37 | 37 | 37 | 34 | 34 | 34 | 24 | 24 | 24 | 22 | 22 | 22 | 16 | 16 | 16 | 33 | 33 | 33 | |||
| Sky Cover (%) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| 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 (%) | 18 | 19 | 19 | 19 | 19 | 19 | 24 | 27 | 25 | 27 | 25 | 24 | 25 | 28 | 33 | 34 | 34 | 33 | 30 | 26 | 24 | 24 | 22 | 22 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°F) | 96 | 95 | 92 | 90 | 87 | 83 | 77 | 76 | 75 | 76 | 76 | 76 | 76 | 74 | 72 | 71 | 71 | 72 | 76 | 79 | 82 | 85 | 87 | 88 |
| Dewpoint (°F) | 50 | 52 | 50 | 50 | 49 | 49 | 47 | 48 | 48 | 49 | 49 | 48 | 48 | 47 | 45 | 45 | 45 | 45 | 48 | 49 | 49 | 50 | 51 | 50 |
| Heat Index (°F) | 93 | 92 | 89 | 87 | 84 | 81 | 77 | 76 | 75 | 76 | 76 | 76 | 76 | 76 | 79 | 81 | 83 | 85 | 85 | |||||
| Surface Wind (mph) | 28 | 28 | 28 | 25 | 25 | 25 | 23 | 23 | 23 | 18 | 18 | 18 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 23 | 23 | 23 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW |
| Gust | 41 | 41 | 41 | 38 | 38 | 38 | 34 | 34 | 34 | 26 | 26 | 26 | 22 | 22 | 22 | 20 | 20 | 20 | 22 | 22 | 22 | 34 | 34 | 34 |
| Sky Cover (%) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| 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 (%) | 22 | 24 | 25 | 26 | 28 | 31 | 36 | 38 | 39 | 39 | 39 | 38 | 38 | 39 | 39 | 40 | 40 | 39 | 38 | 36 | 33 | 31 | 30 | 28 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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