Weather WorldChehalem Mountain, OR Weather Forecast
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Chehalem Mountain Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 | | |  |  |  | |  | |  |  |  |
| Patchy Fog | Patchy Fog | Patchy Fog | Cloudy | Mostly Cloudy | Partly Cloudy | Patchy Fog | Rain | Chance of Rain | Chance of Rain | Chance of Rain | Mostly Cloudy |
| Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C |
| POP: 70% | POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 402 AM PST Sun Nov 01 2026 
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Issued: 417 AM PDT Sun Nov 1 2026
Discussion
...Through Saturday...Surface observations and satellite imagery early Sunday morning reveal widespread low stratus and fog developing throughout the lowland valleys of SW Washington and NW Oregon. A Dense Fog Advisory is in effect through 10 AM Sunday across the area. Fog/low stratus should dissipate by midday with sunny skies and high temperatures in the 50s. Dry conditions are expected today into Monday as an upper level ridge of high pressure builds over the PacNW. Similar conditio...