| Point Forecast: 7 Miles NW Echo Summit CA 38.89N 120.15W (Elev. 2901 m) |
Last Update: 4:30 pm PDT Sep 15, 2026 |
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| Date | 09/15 | 09/16 | ||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 6 | 5 |
| Dewpoint (°C) | -3 | -3 | -3 | -3 | -3 | -4 | -4 | -4 | -4 | -3 | -4 | -4 | -4 | -4 | -4 | -3 | -3 | -2 | -1 | -1 | -1 | 1 | 1 | 1 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 22 | 22 | 25 | 25 | 25 | 28 | 28 | 28 | 30 | 30 | 30 | 28 | 28 | 28 | 25 | 25 | 25 | 23 | 23 | 23 | 24 | 24 | 24 | 28 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | 41 | 41 | 41 | 45 | 45 | 45 | 41 | 41 | 41 | 39 | 39 | 39 | 37 | 37 | 37 | 41 | ||||||||
| Sky Cover (%) | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 6 | 4 | 4 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 2 | 2 | 1 | 1 | 1 | 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 (%) | 48 | 48 | 48 | 48 | 48 | 46 | 46 | 47 | 47 | 48 | 45 | 45 | 45 | 42 | 40 | 42 | 43 | 46 | 50 | 53 | 54 | 64 | 73 | 76 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/17 | |||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 4 | 4 |
| Dewpoint (°C) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | -1 | -1 | -2 | -1 | -1 | -1 | 0 | 0 | -1 | -1 | -1 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 28 | 28 | 34 | 34 | 34 | 34 | 34 | 34 | 32 | 32 | 32 | 28 | 28 | 28 | 23 | 23 | 23 | 20 | 20 | 20 | 18 | 18 | 18 | 16 |
| Wind Dir | SW | SW | SW | SW | SW | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W |
| Gust | 41 | 41 | 53 | 53 | 53 | 52 | 52 | 52 | 49 | 49 | 49 | 41 | 41 | 41 | ||||||||||
| Sky Cover (%) | 5 | 5 | 16 | 16 | 16 | 15 | 15 | 15 | 7 | 7 | 7 | 2 | 2 | 2 | 1 | 1 | 1 | 4 | 4 | 4 | 3 | 3 | 3 | 4 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 76 | 76 | 72 | 73 | 76 | 73 | 75 | 76 | 76 | 76 | 76 | 74 | 68 | 61 | 55 | 54 | 55 | 57 | 58 | 60 | 62 | 66 | 71 | 74 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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