7-Day Zone Forecast for San Juan County (Text-Only)
NWS Forecast for: San Juan County
Issued by: National Weather Service Seattle, WA
Last Update: 158 AM PST Thu Feb 26 2026


Today: Mostly cloudy with a chance of rain. Highs near 50. South wind 10 to 15 mph becoming southwest in the afternoon. Gusts to 30 mph.

Tonight: Mostly cloudy with a chance of rain. Lows in the upper 30s to mid 40s. Southwest wind 10 to 15 mph with gusts to 25 mph.

Friday: Mostly cloudy with a chance of rain. Highs in the mid 40s to lower 50s. Southwest wind 10 to 15 mph.

Friday Night: Partly cloudy. Lows in the mid 30s to lower 40s. West wind to 10 mph. Gusts to 20 mph in the evening.

Saturday: Partly sunny. Highs in the mid to upper 40s. Light wind becoming north around 10 mph in the afternoon.

Saturday Night: Mostly clear. Lows in the mid to upper 30s.

Sunday: Sunny. Highs in the mid to upper 40s.

Sunday Night: Mostly clear. Lows in the mid to upper 30s.

Monday: Mostly sunny. Highs in the upper 40s.

Monday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s.

Tuesday: Mostly cloudy. Highs near 50.

Tuesday Night: Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the lower 40s.

Wednesday: Rain likely. Highs near 50.







Zone Forecast: San Juan County

Visit your local NWS office at: https://www.weather.gov/sew