| Point Forecast: Ellensburg WA 47N 120.56W (Elev. 471 m) |
Last Update: 3:56 am PDT Aug 8, 2026 |
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| Date | 08/08 | 08/09 | ||||||||||||||||||||||
| Hour (PDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°C) | 17 | 18 | 19 | 21 | 24 | 26 | 27 | 29 | 31 | 31 | 32 | 31 | 29 | 28 | 24 | 23 | 21 | 21 | 19 | 19 | 18 | 17 | 16 | 16 |
| Dewpoint (°C) | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 29 | 29 | 30 | 29 | 28 | 27 | 24 | |||||||||||||
| Surface Wind (mph) | 11 | 11 | 14 | 18 | 20 | 18 | 18 | 20 | 21 | 22 | 23 | 21 | 21 | 18 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 11 | 11 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 30 | 30 | 29 | 30 | 31 | 31 | 33 | 32 | 31 | 30 | 30 | 29 | 29 | 29 | ||||||||||
| Sky Cover (%) | 37 | 31 | 36 | 39 | 74 | 68 | 59 | 56 | 22 | 19 | 13 | 10 | 6 | 9 | 19 | 18 | 14 | 14 | 13 | 12 | 12 | 14 | 13 | 14 |
| 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 (%) | 54 | 53 | 50 | 45 | 39 | 35 | 31 | 28 | 25 | 24 | 24 | 25 | 28 | 32 | 38 | 43 | 46 | 48 | 51 | 52 | 54 | 56 | 58 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/10 | |||||||||||||||||||||||
| Hour (PDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°C) | 15 | 16 | 17 | 19 | 22 | 24 | 27 | 29 | 30 | 31 | 31 | 29 | 28 | 26 | 24 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 |
| Dewpoint (°C) | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 |
| Heat Index (°C) | 24 | 26 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 24 | ||||||||||||||
| Surface Wind (mph) | 11 | 11 | 13 | 13 | 13 | 10 | 10 | 10 | 16 | 16 | 16 | 18 | 18 | 18 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 14 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW |
| Gust | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 30 | 30 | ||||||||||||
| Sky Cover (%) | 17 | 11 | 11 | 9 | 9 | 12 | 12 | 12 | 27 | 27 | 27 | 17 | 17 | 17 | 28 | 28 | 28 | 20 | 20 | 20 | 17 | 17 | 17 | 12 |
| 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 | 60 | 57 | 49 | 41 | 35 | 31 | 28 | 25 | 24 | 25 | 27 | 30 | 35 | 40 | 44 | 47 | 50 | 53 | 56 | 58 | 61 | 63 | 64 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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