| Point Forecast: 4 Miles NE Grass Valley CA 39.26N 121.02W (Elev. 2589 ft) |
Last Update: 12:21 am PDT Jul 15, 2025 |
 |
|
[show menu] |
| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 69 | 68 | 67 | 66 | 68 | 74 | 81 | 84 | 86 | 88 | 89 | 90 | 89 | 89 | 88 | 86 | 84 | 79 | 74 | 70 | 68 | 67 | 65 | 64 |
| Dewpoint (°F) | 47 | 47 | 46 | 46 | 47 | 51 | 53 | 52 | 51 | 52 | 53 | 54 | 54 | 53 | 52 | 53 | 53 | 55 | 54 | 53 | 52 | 53 | 51 | 50 |
| Heat Index (°F) | 80 | 82 | 84 | 86 | 87 | 88 | 87 | 87 | 86 | 84 | 83 | 79 | ||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 |
| Wind Dir | ESE | ESE | ESE | ESE | ESE | SE | SSE | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | SSE | SE | ESE | ESE | ESE | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 3 | 3 | 4 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 1 | 2 | 1 | 2 | 3 | 2 | 3 | 3 |
| 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 (%) | 46 | 47 | 46 | 49 | 47 | 45 | 38 | 33 | 30 | 29 | 29 | 29 | 30 | 29 | 29 | 32 | 35 | 43 | 50 | 55 | 57 | 60 | 60 | 61 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 63 | 63 | 63 | 61 | 63 | 69 | 75 | 78 | 80 | 82 | 84 | 85 | 86 | 85 | 84 | 82 | 79 | 76 | 72 | 69 | 66 | 64 | 63 | 62 |
| Dewpoint (°F) | 50 | 50 | 48 | 47 | 48 | 52 | 55 | 56 | 56 | 56 | 57 | 57 | 57 | 56 | 55 | 55 | 56 | 56 | 56 | 55 | 54 | 54 | 53 | 52 |
| Heat Index (°F) | 75 | 78 | 80 | 82 | 83 | 84 | 84 | 84 | 83 | 81 | 80 | 76 | ||||||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 2 | 2 | 2 | 1 | 1 | 1 | 1 |
| Wind Dir | E | E | E | E | E | S | S | S | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | ESE | ESE | ESE | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 3 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 4 |
| 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 (%) | 62 | 62 | 59 | 61 | 59 | 54 | 49 | 45 | 43 | 41 | 40 | 39 | 37 | 36 | 37 | 40 | 45 | 50 | 56 | 61 | 66 | 69 | 70 | 71 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| ||||||||