| Point Forecast: Portland OR 45.52N 122.7W (Elev. 62 m) |
Last Update: 4:40 pm PDT May 9, 2024 |
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| Date | 05/09 | 05/10 | ||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 27 | 27 | 25 | 23 | 21 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 17 | 20 | 23 | 26 | 28 | 29 | 31 | 31 | 32 |
| Dewpoint (°C) | 9 | 10 | 11 | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 11 | 11 |
| Heat Index (°C) | 27 | 27 | 25 | 26 | 28 | 28 | 29 | 30 | 30 | |||||||||||||||
| Surface Wind (mph) | 11 | 10 | 8 | 6 | 6 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 5 | 5 | 6 | 6 |
| Wind Dir | NE | NE | NNE | N | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | NNE | NE | NE | NE | NE | NNE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 2 | 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 (%) | 31 | 35 | 42 | 51 | 56 | 61 | 63 | 65 | 66 | 67 | 69 | 71 | 72 | 70 | 65 | 59 | 52 | 46 | 40 | 36 | 33 | 31 | 28 | 27 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/11 | |||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 32 | 31 | 28 | 26 | 24 | 22 | 21 | 19 | 19 | 18 | 17 | 16 | 15 | 16 | 17 | 19 | 21 | 24 | 26 | 28 | 29 | 31 | 31 | 31 |
| Dewpoint (°C) | 11 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 13 | 13 | 12 | 12 | 12 |
| Heat Index (°C) | 30 | 29 | 28 | 27 | 24 | 24 | 26 | 28 | 29 | 29 | 30 | 30 | ||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NNE | NNE | NNE | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | WNW | WNW | WNW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 1 | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 1 | 1 | 1 |
| 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 (%) | 28 | 32 | 38 | 45 | 52 | 58 | 62 | 65 | 67 | 69 | 71 | 74 | 75 | 74 | 70 | 65 | 59 | 53 | 47 | 41 | 36 | 32 | 30 | 30 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
