| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 236 PM PDT Thu Apr 16 2026 | |
| Tonight: Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 30s to mid 40s. Southwest wind 10 to 15 mph becoming west after midnight. Gusts to 25 mph. Friday: Partly sunny in the morning then becoming sunny. Highs in the lower to mid 50s. Light wind. Friday Night: Mostly cloudy. Lows in the lower to mid 40s. Light wind. Saturday: Mostly cloudy. Highs in the mid 50s to lower 60s. Light wind. Saturday Night: Mostly cloudy. A slight chance of rain after midnight. Lows in the mid 40s to lower 50s. Light wind. Sunday: Mostly cloudy. A slight chance of rain in the morning. Highs in the lower 60s. Sunday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 40s. Monday: Mostly sunny. Highs in the lower 60s. Monday Night: Partly cloudy. Lows in the upper 40s. Tuesday: Partly sunny with a slight chance of rain. Highs near 60. Tuesday Night: Mostly cloudy with a slight chance of rain. Lows in the mid to upper 40s. Wednesday: Partly sunny. A slight chance of rain in the morning. Highs in the upper 50s. Wednesday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Thursday: Mostly sunny. Highs in the mid to upper 50s. | |
| Zone Forecast: San Juan County | |
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