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| Point Forecast: 6 Miles NE Portland International Airport OR 45.66N 122.52W (Elev. 226 ft) |
Last Update: 11:03 am PST Jan 27, 2020 |
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| Date | 01/27 | 01/28 | ||||||||||||||||||||||
| Hour (PST) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 48 | 48 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 48 | 48 | 46 | 46 | 46 | 46 | 46 | 48 | 48 | 49 | 49 | 49 |
| Dewpoint (°F) | 45 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 44 | 44 | 45 | 45 | 46 | 46 | 45 |
| Wind Chill (°F) | 43 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 41 | 42 | 40 | 40 | 40 | 40 | 40 | 42 | 42 | 44 | 44 | 44 |
| Surface Wind (mph) | 11 | 14 | 14 | 14 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 13 | 13 | 13 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 |
| Wind Dir | SE | SE | SE | SE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | WSW | WSW |
| Gust | 20 | 24 | 24 | 24 | 28 | 28 | 28 | 30 | 30 | 30 | 30 | 30 | 30 | 20 | 20 | 20 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 25 |
| Sky Cover (%) | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 99 | 97 | 82 | 87 | 70 | 79 | 87 | 85 | 94 | 83 | 81 | 94 | 81 | 84 | 96 | 66 | 85 |
| Precipitation Potential (%) | 91 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 85 | 85 | 85 | 85 | 85 | 85 | 81 | 81 | 81 | 81 | 81 |
| Relative Humidity (%) | 91 | 92 | 92 | 93 | 92 | 92 | 92 | 92 | 93 | 94 | 94 | 94 | 94 | 93 | 95 | 95 | 93 | 92 | 91 | 89 | 90 | 88 | 88 | 85 |
| 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 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 01/29 | |||||||||||||||||||||||
| Hour (PST) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 51 | 52 | 51 | 49 | 47 | 46 | 46 | 46 | 46 | 46 | 46 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 45 | 46 | 47 | 48 | 50 | 50 |
| Dewpoint (°F) | 46 | 48 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 44 | 43 | 43 | 42 | 42 | 41 | 41 | 41 | 42 | 42 | 43 | 43 | 44 | 44 | 45 |
| Wind Chill (°F) | 47 | 44 | 43 | 43 | 44 | 44 | 44 | 44 | 43 | 43 | 41 | 41 | 41 | 41 | 41 | 43 | 45 | 46 | 47 | 49 | 49 | |||
| Surface Wind (mph) | 16 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | WSW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
| Gust | 25 | 18 | 18 | 18 | 18 | 18 | 18 | |||||||||||||||||
| Sky Cover (%) | 68 | 68 | 68 | 68 | 59 | 59 | 59 | 72 | 72 | 72 | 91 | 91 | 91 | 96 | 96 | 96 | 97 | 97 | 97 | 99 | 99 | 99 | 98 | 98 |
| Precipitation Potential (%) | 81 | 51 | 51 | 51 | 19 | 19 | 19 | 13 | 13 | 13 | 24 | 24 | 24 | 66 | 66 | 66 | 66 | 66 | 66 | 83 | 83 | 83 | 83 | 83 |
| Relative Humidity (%) | 84 | 86 | 86 | 93 | 96 | 100 | 96 | 96 | 93 | 93 | 89 | 93 | 89 | 93 | 89 | 89 | 89 | 93 | 89 | 89 | 86 | 86 | 80 | 83 |
| Rain | Ocnl | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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