| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 230 PM PDT Sun Mar 15 2026 | |
| Tonight: A slight chance of snow in the evening. Rain. No snow accumulation. Lows in the mid 30s to lower 40s. Southeast wind 10 to 20 mph. Monday: Rain at times in the morning, then rain likely early in the afternoon. A chance of rain 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. Monday Night: Rain likely in the evening, then rain at times after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the 40s. Southeast wind 10 to 15 mph. Tuesday: Rain at times. Rainfall amounts a quarter to a half inch possible. Highs in the lower to mid 50s. Southeast wind 10 to 15 mph with gusts to 25 mph. Tuesday Night: Rain. Rainfall amounts a quarter to a half inch possible. Lows in the mid to upper 40s. Southeast wind 10 to 15 mph. Wednesday: Rain at times. Highs in the lower to mid 50s. Wednesday Night: Rain at times. Lows in the upper 40s. Thursday: Rain at times. Highs in the lower to mid 50s. Thursday Night: Rain at times. Lows in the mid to upper 40s. Friday: Mostly cloudy with rain likely 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 in the lower 40s. Saturday: Mostly cloudy with a chance of rain. Highs near 50. Saturday Night: Mostly cloudy with a chance of rain. Lows near 40. Sunday: Partly sunny. A chance of rain and snow in the morning, then a chance of rain in the afternoon. Highs near 50. | |
| Zone Forecast: San Juan County | |
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