Columbia River High School, WA Weather Forecast
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Columbia River High School Weather Forecast
| OVERNIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Sunny |
| Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1128 PM PDT Mon Aug 17 2026 

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Columbia River High School Forecast Discussion
Issued: 1036 PM PDT Mon Aug 17 2026
Discussion
...Tonight through Saturday...Minimal changes to the forecast as dry and warm conditions continue through the week with minimal weather impacts. The large-scale pattern remains stagnant through the period as a cul looks to persist off of the OR/WA coast within the upper levels of the atmosphere. This is resulting in relatively calm winds and stagnant conditions. However, this pattern is at least maintaining northerly surface winds which will keep daytime h...
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