Brinnon, WA Weather Forecast
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Brinnon Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
| Patchy Fog | Patchy Fog | Partly Cloudy | Mostly Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 46°FLo: 8°C | Hi: 66°FHi: 19°C | Lo: 50°FLo: 10°C | Hi: 66°FHi: 19°C | Lo: 50°FLo: 10°C | Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 66°FHi: 19°C | Lo: 50°FLo: 10°C | Hi: 63°FHi: 17°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 236 PM PDT Thu Oct 01 2026 

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Issued: 243 PM PDT Thu Oct 1 2026
Aviation
...Westerly flow aloft continues through Friday with an upper ridge across the Southwest US and a weakening frontal system moving into British Columbia. Widespread VFR mid and high clouds this afternoon with light rain along the BC border. VFR cigs into this evening with IFR/LIFR stratus developing late tonight along the coast. Stratus will slowly slide into southern Puget Sound early Friday morning. At this time, MVFR/IFR stratus is expected to mainly remain from the Kitsap Peninsula we...
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