Chimacum, WA Weather Forecast
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Chimacum Weather Forecast
| TODAY | TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Partly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Chance of Rain |
| Hi: 56°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 56°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 56°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 63°FHi: 17°C | Lo: 47°FLo: 8°C | Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 47°FLo: 8°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 236 AM PDT Sun Oct 11 2026 

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Issued: 947 AM PDT Sun Oct 11 2026
Aviation
... Northeast flow aloft continues over Western Washington today as the region remains between an upper trough east of the Cascades and an upper ridge centered well offshore. Already seeing some improvement in visibility at locations impacted by fog and low clouds this morning. Low clouds will lift and scatter by around 18Z. VFR is expected areawide this afternoon with valley fog and low clouds reforming again tonight. Temperatures will approach freezing Monday morning in the southern in...
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