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| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  |  | | | | |  | |  |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Partly Sunny | Chance of Rain |
| Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 202 PM PDT Sat Sep 19 2026 
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Issued: 240 PM PDT Sat Sep 19 2026
Aviation
...Through 18Z Sunday...Satellite imagery and terminal observations as of late Saturday morning depicts widespread stratus across northwest Oregon, bringing IFR/MVFR CIGs to most terminals. Some of this stratus is beginning to dissipate along the Cascade foothills. Based on these surface observations and PIREPs, expect stratus to completely dissipate across the Willamette Valley and coast by 20-21z Sat as daytime heating progresses. VFR conditions with mostly clear skies prevail for inla...