| NWS Forecast for: Island County Issued by: National Weather Service Seattle, WA Last Update: 838 PM PDT Mon Oct 5 2026 |  |
| Rest Of Tonight: Partly cloudy late in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the upper 40s to mid 50s. Light wind. Tuesday: Mostly cloudy. Areas of fog in the morning. Highs in the upper 50s to mid 60s. Light wind becoming northwest to 10 mph in the afternoon. Tuesday Night: Mostly cloudy. Areas of fog in the morning. Lows in the mid 40s to lower 50s. Northwest wind to 10 mph. Wednesday: Mostly cloudy. Areas of fog in the morning. Highs in the 60s. Light wind becoming northwest around 10 mph in the afternoon. Wednesday Night: Partly cloudy. Lows in the mid 40s to lower 50s. Northwest wind to 10 mph in the evening becoming light. Thursday: Mostly sunny. Highs in the 60s. Thursday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. Friday: Partly sunny. A chance of rain in the morning, then a slight chance of rain in the afternoon. Highs in the lower to mid 60s. Friday Night: Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the mid 40s to lower 50s. Saturday: Partly sunny. A slight chance of rain in the morning. Highs in the upper 50s. Saturday Night: Partly cloudy. Lows in the mid to upper 40s. Sunday: Sunny. Highs in the upper 50s. Sunday Night: Mostly clear. Lows in the 40s. Columbus Day: Mostly sunny. Highs near 60. | |
| Zone Forecast: Island County | |
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