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McCormick Park Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | |  |  | | | |  |  |  |  |
| Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Partly Sunny | Chance of Rain | Chance of Rain | Partly Cloudy | Chance of Rain |
| Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 40°FLo: 4°C | Hi: 59°FHi: 15°C |
| POP: 20% | POP: 20% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 502 PM PDT Sun Oct 18 2026 
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Issued: 450 PM PDT Sun Oct 18 2026
Discussion
...Now through Sunday...Tranquil early fall weather will continue into the workweek despite an upper-level trough approaching the coast through tomorrow. There remains good consensus that the trough will elongate and pinch off into a closed low well offshore which will ultimately drift south and away from the Pacific Northwest. Locally, cloud cover will increase this afternoon through tonight as the system makes its closest approach, which will stymie radiational cooling and mitigate f...