| Point Forecast: 6 Miles NE Portland International Airport OR 45.66N 122.52W (Elev. 226 ft) |
Last Update: 2:01 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°F) | 88 | 91 | 92 | 92 | 93 | 91 | 88 | 82 | 79 | 76 | 74 | 72 | 70 | 68 | 67 | 66 | 65 | 67 | 71 | 75 | 82 | 86 | 88 | 92 |
| Dewpoint (°F) | 55 | 56 | 55 | 55 | 57 | 57 | 59 | 57 | 56 | 55 | 54 | 52 | 50 | 50 | 50 | 50 | 48 | 49 | 49 | 48 | 51 | 51 | 50 | 51 |
| Heat Index (°F) | 86 | 89 | 90 | 90 | 92 | 90 | 87 | 82 | 79 | 76 | 75 | 81 | 84 | 85 | 89 | |||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NE | NNE | NNE | NNE | NNE | N | NNW | N | N | N | N | N | N | N | N | NNW | N | N | NNE | NE | ENE | ENE | E | ENE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 2 | 0 | 1 | 1 | 2 | 5 | 3 | 8 | 6 | 3 | 3 | 3 | 4 | 3 | 4 | 9 | 7 | 7 | 8 | 5 | 5 | 5 | 6 |
| 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 (%) | 33 | 31 | 29 | 29 | 30 | 32 | 37 | 43 | 46 | 49 | 49 | 49 | 49 | 52 | 54 | 56 | 55 | 53 | 46 | 39 | 34 | 30 | 27 | 25 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°F) | 94 | 95 | 97 | 96 | 95 | 93 | 87 | 82 | 78 | 74 | 71 | 67 | 64 | 62 | 60 | 58 | 59 | 61 | 62 | 66 | 71 | 75 | 78 | 82 |
| Dewpoint (°F) | 49 | 49 | 51 | 50 | 51 | 54 | 55 | 55 | 55 | 54 | 54 | 52 | 51 | 51 | 51 | 50 | 51 | 52 | 52 | 53 | 54 | 53 | 54 | 55 |
| Heat Index (°F) | 91 | 92 | 94 | 93 | 92 | 91 | 85 | 81 | 78 | 75 | 78 | 81 | ||||||||||||
| Surface Wind (mph) | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 |
| Wind Dir | ENE | NNE | N | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 3 | 3 | 7 | 14 | 16 | 7 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 11 | 11 | 11 | 4 | 4 | 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 (%) | 22 | 21 | 21 | 21 | 23 | 27 | 34 | 39 | 45 | 50 | 54 | 59 | 63 | 67 | 71 | 75 | 74 | 72 | 71 | 63 | 55 | 47 | 43 | 39 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
