Brookside Academy, WA Weather Forecast
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Brookside Academy Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY |
| Clear | Sunny | Chance of Showers | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 37°FLo: 3°C | Hi: 60°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 56°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Hi: 60°FHi: 16°C Lo: 37°FLo: 3°C | Hi: 60°FHi: 16°C Lo: 37°FLo: 3°C | Hi: 66°FHi: 19°C Lo: 40°FLo: 4°C | Hi: 66°FHi: 19°C Lo: 40°FLo: 4°C | Hi: 66°FHi: 19°C Lo: 40°FLo: 4°C | Hi: 66°FHi: 19°C Lo: 40°FLo: 4°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Fri Oct 09 2026 

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Issued: 215 AM PDT Sat Oct 10 2026
Key Messages
- Cold air mass expected to move through the area this weekend and next week
- Breezy conditions this weekend along the Eastern Oregon Cascades, Washington Cascades, Lower Columbia Basin and Yakima Valley
- Return of mostly dry conditions, light winds, and above normal temperatures middle of next week
Discussion
...Saturday through Monday: An upper-level trough with a closed low is forecast to track southeastward over the PacNW bringing a stream of cold, dry air into the region this morning ...
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