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| Point Forecast: Mount Wilson CA 34.22N 118.06W (Elev. 5180 ft) |
Last Update: 3:48 pm PDT Mar 20, 2023 |
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| Date | 03/20 | 03/21 | ||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 40 | 40 | 40 | 40 | 40 | 38 | 38 | 38 | 37 | 37 | 36 | 35 | 37 | 37 | 38 | 40 | 38 | 40 | 40 | 39 | 39 | 38 | 36 | 36 |
| Dewpoint (°F) | 40 | 40 | 39 | 38 | 38 | 37 | 37 | 36 | 35 | 35 | 35 | 34 | 34 | 35 | 36 | 37 | 38 | 39 | 39 | 38 | 37 | 36 | 36 | 36 |
| Wind Chill (°F) | 32 | 32 | 32 | 33 | 33 | 30 | 29 | 29 | 27 | 27 | 25 | 24 | 25 | 25 | 26 | 28 | 26 | 28 | 28 | 27 | 27 | 26 | 23 | 23 |
| Surface Wind (mph) | 14 | 14 | 14 | 13 | 13 | 13 | 17 | 17 | 17 | 20 | 20 | 20 | 28 | 28 | 28 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Wind Dir | SSW | SSW | SSW | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SE | SSE | SSE | SSE | S | S | S | S | S | S |
| Gust | 16 | 16 | 16 | 21 | 21 | 21 | 28 | 28 | 28 | 39 | 39 | 39 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | |||
| Sky Cover (%) | 76 | 76 | 76 | 76 | 76 | 76 | 92 | 92 | 92 | 92 | 92 | 92 | 93 | 93 | 93 | 93 | 93 | 93 | 91 | 91 | 91 | 91 | 91 | 91 |
| Precipitation Potential (%) | 15 | 15 | 15 | 15 | 15 | 15 | 97 | 97 | 97 | 97 | 97 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 | 99 |
| Relative Humidity (%) | 100 | 100 | 96 | 92 | 92 | 96 | 96 | 92 | 92 | 92 | 96 | 96 | 89 | 92 | 92 | 89 | 100 | 96 | 96 | 96 | 92 | 92 | 100 | 100 |
| Rain | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | -- | -- | -- | -- | -- | -- | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 03/22 | |||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 36 | 35 | 35 | 36 | 36 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 35 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 |
| Dewpoint (°F) | 36 | 35 | 35 | 34 | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 35 |
| Wind Chill (°F) | 23 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 23 | 25 | 25 | 26 | 26 | 24 | 25 | 25 | 25 | 25 | 25 | 25 |
| Surface Wind (mph) | 30 | 30 | 30 | 30 | 30 | 30 | 26 | 26 | 26 | 24 | 24 | 24 | 22 | 22 | 22 | 18 | 18 | 18 | 17 | 17 | 17 | 15 | 15 | 15 |
| Wind Dir | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | 43 | 43 | 43 | 43 | 43 | 43 | 38 | 38 | 38 | 34 | 34 | 34 | 31 | 31 | 31 | 26 | 26 | 26 | 24 | 24 | 24 | 21 | 21 | 21 |
| Sky Cover (%) | 94 | 94 | 94 | 94 | 94 | 94 | 90 | 90 | 90 | 90 | 90 | 90 | 83 | 83 | 83 | 83 | 83 | 83 | 86 | 86 | 86 | 86 | 86 | 86 |
| Precipitation Potential (%) | 98 | 98 | 98 | 98 | 98 | 98 | 67 | 67 | 67 | 67 | 67 | 67 | 89 | 89 | 89 | 89 | 89 | 89 | 86 | 86 | 86 | 86 | 86 | 86 |
| Relative Humidity (%) | 100 | 100 | 100 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 96 | 92 | 89 | 89 | 92 | 92 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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