| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 130 PM PST Fri Dec 26 2025 | |
| Tonight: Mostly cloudy with a chance of rain showers, snow and a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Snow level near 1000 feet in the evening. Lows in the lower to mid 30s. Northwest wind 10 to 15 mph with gusts to 25 mph. Saturday: Sunny. Highs in the mid 30s to lower 40s. North wind 10 to 15 mph becoming northeast in the afternoon. Saturday Night: Mostly cloudy. Lows in the lower to mid 30s. Light wind. Sunday: Mostly cloudy. Highs in the lower to mid 40s. Light wind. Sunday Night: Mostly cloudy. Lows in the mid to upper 30s. Light wind. Monday: Mostly cloudy. Highs in the lower to mid 40s. Monday Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid to upper 30s. Tuesday: Mostly cloudy. Patchy fog in the morning. Highs in the mid 40s. Tuesday Night: Mostly cloudy. A slight chance of rain after midnight. Lows near 40. Wednesday: Cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs in the mid to upper 40s. Wednesday Night: Cloudy with a chance of rain. Lows in the lower 40s. New Years Day: Cloudy with a chance of rain. Highs in the upper 40s. Thursday Night: Mostly cloudy with a chance of rain. Lows near 40. Friday: Mostly cloudy with a chance of rain. Highs in the mid to upper 40s. | |
| Zone Forecast: San Juan County | |
Visit your local NWS office at: https://www.weather.gov/sew |