| Point Forecast: Ephrata WA 47.32N 119.55W (Elev. 1394 ft) |
Last Update: 4:15 pm PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°F) | 98 | 96 | 89 | 86 | 84 | 82 | 80 | 78 | 76 | 74 | 74 | 73 | 77 | 79 | 82 | 88 | 88 | 91 | 92 | 93 | 94 | 93 | 92 | 90 |
| Dewpoint (°F) | 56 | 57 | 54 | 52 | 52 | 52 | 52 | 52 | 53 | 51 | 53 | 52 | 56 | 54 | 54 | 54 | 51 | 51 | 50 | 47 | 47 | 45 | 45 | 47 |
| Heat Index (°F) | 97 | 95 | 87 | 84 | 82 | 81 | 80 | 78 | 76 | 77 | 79 | 81 | 86 | 85 | 88 | 89 | 89 | 90 | 89 | 88 | 87 | |||
| Surface Wind (mph) | 21 | 22 | 23 | 23 | 22 | 22 | 20 | 18 | 16 | 14 | 13 | 13 | 11 | 13 | 11 | 11 | 16 | 16 | 16 | 21 | 21 | 21 | 29 | 29 |
| 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 | 31 | 32 | 32 | 32 | 30 | 20 | 24 | 24 | 24 | 31 | 31 | 31 | 44 | 44 | ||||||||||
| Sky Cover (%) | 1 | 7 | 10 | 9 | 6 | 8 | 7 | 7 | 4 | 3 | 4 | 12 | 2 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 25 | 27 | 31 | 31 | 33 | 36 | 38 | 41 | 44 | 45 | 48 | 48 | 48 | 42 | 38 | 32 | 28 | 26 | 24 | 21 | 20 | 19 | 20 | 23 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°F) | 85 | 82 | 78 | 76 | 75 | 73 | 71 | 70 | 69 | 68 | 68 | 68 | 69 | 71 | 73 | 75 | 77 | 78 | 79 | 80 | 81 | 82 | 83 | 83 |
| Dewpoint (°F) | 46 | 48 | 48 | 48 | 48 | 49 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 49 | 49 | 48 | 48 | 47 | 47 | 48 | 47 | 46 | 47 | 48 |
| Heat Index (°F) | 82 | 80 | 78 | 76 | 75 | 75 | 77 | 78 | 79 | 79 | 80 | 80 | 81 | 81 | ||||||||||
| Surface Wind (mph) | 29 | 32 | 32 | 32 | 23 | 23 | 23 | 25 | 25 | 25 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 16 | 16 |
| Wind Dir | NW | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | 44 | 45 | 45 | 45 | 32 | 32 | 32 | 36 | 36 | 36 | 32 | 32 | 32 | 31 | 31 | 31 | 29 | 29 | 29 | 30 | 30 | 30 | 25 | 25 |
| Sky Cover (%) | 4 | 11 | 11 | 11 | 10 | 10 | 10 | 8 | 8 | 8 | 13 | 13 | 13 | 19 | 19 | 19 | 25 | 25 | 25 | 25 | 25 | 25 | 11 | 11 |
| Precipitation Potential (%) | 0 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 7 | 7 | 7 | 7 | 7 | 7 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 |
| Relative Humidity (%) | 26 | 30 | 35 | 37 | 39 | 42 | 43 | 44 | 46 | 48 | 48 | 48 | 47 | 45 | 43 | 39 | 36 | 34 | 33 | 32 | 30 | 28 | 28 | 30 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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