Thurston, OR Weather Forecast
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Thurston Weather Forecast
| THIS AFTERNOON | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
| Mostly Cloudy | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Clearing | Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear |
| Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 50°FLo: 10°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1128 AM PDT Tue Sep 15 2026 

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Issued: 1045 AM PDT Tue Sep 15 2026
Discussion
...Now through Sunday...The weather pattern will undergo a fairly noticeable transition over the next couple of days. For today, a weak upper-level trough will move across the Pacific Northwest while moisture remains limited. Increasing mid and high level clouds overnight will likely be followed by areas of low clouds and patchy fog in the interior valleys this morning. Some cloud cover should persist into the afternoon, keeping temperatures in the upper 60s to low 70s across the inter...
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