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| Point Forecast: 2 Miles SE Portland International Airport OR 45.56N 122.56W (Elev. 200 ft) |
Last Update: 7:05 pm PST Jan 25, 2020 |
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| Date | 01/25 | 01/26 | ||||||||||||||||||||||
| Hour (PST) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 48 | 47 | 48 | 48 | 48 | 50 | 50 | 50 | 48 | 48 | 47 | 47 | 47 | 46 | 50 | 50 | 52 | 50 | 52 | 50 | 49 | 47 | 47 | 45 |
| Dewpoint (°F) | 43 | 43 | 45 | 45 | 45 | 47 | 46 | 47 | 46 | 46 | 45 | 45 | 45 | 44 | 46 | 45 | 47 | 44 | 47 | 45 | 44 | 43 | 43 | 42 |
| Wind Chill (°F) | 42 | 41 | 42 | 42 | 42 | 44 | 44 | 44 | 42 | 42 | 41 | 41 | 41 | 40 | 44 | 44 | 44 | 45 | 44 | 42 | 42 | 40 | ||
| Surface Wind (mph) | 15 | 15 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 11 | 11 | 11 | 11 |
| Wind Dir | E | E | ESE | ESE | ESE | SSE | SSE | SSE | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S |
| Gust | 25 | 25 | 30 | 30 | 30 | 28 | 28 | 28 | 25 | 25 | 25 | 25 | 25 | 25 | 28 | 28 | 28 | 28 | 28 | 28 | ||||
| Sky Cover (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 82 | 82 | 82 | 82 | 82 | 82 | 81 | 81 | 81 | 81 | 81 | 81 | 99 | 99 | 99 | 100 |
| Precipitation Potential (%) | 76 | 76 | 100 | 100 | 100 | 100 | 100 | 100 | 95 | 95 | 95 | 93 | 93 | 93 | 85 | 85 | 85 | 73 | 73 | 73 | 90 | 90 | 90 | 91 |
| Relative Humidity (%) | 83 | 87 | 87 | 88 | 90 | 90 | 89 | 90 | 91 | 92 | 93 | 94 | 93 | 93 | 87 | 86 | 83 | 82 | 84 | 83 | 84 | 85 | 85 | 88 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 01/27 | |||||||||||||||||||||||
| Hour (PST) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 45 | 45 | 44 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 45 | 46 | 47 | 48 | 49 | 49 | 49 | 49 | 50 | 50 | 51 |
| Dewpoint (°F) | 42 | 42 | 41 | 40 | 40 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 42 | 42 | 43 | 44 | 45 | 46 | 46 | 46 | 46 | 46 | 47 | 47 |
| Wind Chill (°F) | 40 | 40 | 38 | 37 | 38 | 38 | 38 | 38 | 40 | 40 | 40 | 40 | 40 | 41 | 40 | 41 | 43 | 44 | 44 | 44 | 44 | 45 | 45 | |
| Surface Wind (mph) | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 7 | 7 | 7 | 7 | 7 | 7 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 |
| Wind Dir | S | S | S | S | S | S | S | S | SE | SE | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S |
| Gust | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | ||||||||||||||
| Sky Cover (%) | 100 | 100 | 98 | 98 | 98 | 100 | 100 | 100 | 99 | 99 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 96 | 96 | 96 | 96 |
| Precipitation Potential (%) | 91 | 91 | 97 | 97 | 97 | 97 | 97 | 97 | 91 | 91 | 91 | 95 | 95 | 95 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Relative Humidity (%) | 88 | 88 | 89 | 90 | 89 | 88 | 89 | 90 | 91 | 93 | 93 | 93 | 92 | 90 | 89 | 88 | 88 | 87 | 87 | 87 | 87 | 87 | 87 | 87 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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