| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 236 PM PDT Mon Sep 7 2026 | |
| Tonight: Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 40s to mid 50s. Light wind. Tuesday: Mostly sunny. Highs in the 60s to lower 70s. Light wind becoming northwest to 10 mph in the afternoon. Tuesday Night: Mostly clear. Lows in the 50s. Light wind. Wednesday: Mostly sunny. Highs in the mid 60s to lower 70s. Light wind. Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the 50s. Light wind becoming southwest to 10 mph after midnight. Thursday: Mostly sunny. Highs in the mid 60s to lower 70s. Thursday Night: Mostly clear. Lows in the lower to mid 50s. Friday: Partly sunny. Highs in the 60s. Friday Night: Mostly cloudy with a chance of rain. Lows near 50. Saturday: Partly sunny. A chance of rain in the morning. Highs in the mid to upper 60s. Saturday Night: Partly cloudy. Lows in the lower to mid 50s. Sunday: Mostly sunny. Highs in the mid to upper 60s. Sunday Night: Mostly clear. Lows in the lower to mid 50s. Monday: Mostly sunny. Highs in the mid to upper 60s. | |
| Zone Forecast: San Juan County | |
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