| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 236 PM PDT Tue Aug 11 2026 | |
| Tonight: Partly cloudy until early morning then becoming mostly cloudy. Lows in the 50s. Light wind. Wednesday: Sunny. Highs in the mid 60s to lower 70s. Light wind. Wednesday Night: Mostly clear. Lows in the 50s. Light wind. Thursday: Mostly sunny. Highs in the mid 60s to lower 70s. Light wind. Thursday Night: Mostly clear. Lows in the 50s. Light wind. Friday: Mostly sunny. Highs in the lower to mid 70s. Friday Night: Mostly clear. Lows in the lower to mid 50s. Saturday: Mostly sunny. Highs near 70. Saturday Night: Partly cloudy. Lows in the lower to mid 50s. Sunday: Partly sunny. Highs in the upper 60s to mid 70s. Sunday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower to mid 50s. Monday: Partly sunny. Highs near 70. Monday Night: Mostly cloudy with a slight chance of rain. Lows in the lower to mid 50s. Tuesday: Partly sunny with a slight chance of rain. Highs near 70. | |
| Zone Forecast: San Juan County | |
Visit your local NWS office at: https://www.weather.gov/sew |