Weather WorldKoch Mountain Trail, OR Weather Forecast
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Koch Mountain Trail Weather Forecast
| OVERNIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  | | |  | |  |  | | |
| Mostly Clear | Sunny | Partly Cloudy | Rain | Rain | Rain | Chance of T-Storm | Rain | Chance of Rain | Chance of Rain | Chance of Rain | Chance of Rain |
| POP: 70% | POP: 70% | POP: 100% | POP: 100% | POP: 80% | POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1128 PM PDT Sun Aug 30 2026 
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Issued: 937 PM PDT Sun Aug 30 2026
Aviation
...Through 00z Tuesday...Prevailing VFR conditions expected across NW OR and SW WA through the majority of the TAF period. Light offshore (north to northeast) winds overnight will limit chances for MVFR cigs to 20-30% along the coast and in the Willamette Valley. Winds will generally remain light less than 6 kts through Monday morning. East winds through the central Columbia River Gorge will locally increase to 12-15 kts with gusts up to 20-25 kts through the day Monday. An approaching w...