| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 230 PM PDT Mon Mar 16 2026 | |
| Tonight: A chance of rain late in the evening. Rain at times after midnight, then rain likely late in the night. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the 40s. Southeast wind to 10 mph increasing to 10 to 15 mph after midnight. Tuesday: Rain at times in the morning, then a chance of rain in the late morning and early afternoon. Rain at times late in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 50s. Southeast wind 10 to 20 mph. Tuesday Night: Rain at times. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the mid 40s to lower 50s. Southeast wind 10 to 15 mph. Wednesday: Rain at times. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 50s. South wind to 10 mph becoming southeast around 10 mph in the afternoon. Wednesday Night: Rain at times. Rainfall amounts a quarter to a half inch possible. Lows in the mid 40s to lower 50s. Southeast wind around 10 mph. Thursday: Rain at times. Highs in the mid 50s. Thursday Night: Rain at times. Lows in the mid to upper 40s. Friday: Rain at times in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the lower to mid 50s. Friday Night: Mostly cloudy with a chance of rain. Lows near 40. Saturday: Partly sunny. A chance of rain in the morning, then a slight chance of rain in the afternoon. Highs near 50. Saturday Night: Mostly cloudy with a chance of rain. Lows in the upper 30s. Sunday: Mostly cloudy with a chance of rain. Highs near 50. Sunday Night: Mostly cloudy with a chance of rain. Lows in the upper 30s. Monday: Mostly cloudy with a chance of rain. Highs in the upper 40s. | |
| Zone Forecast: San Juan County | |
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