Weather WorldDecatur Jones, WA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Decatur Jones, WA Weather Forecast
Decatur Jones, WA Weather Forecast Date: 236 PM PDT Thu Oct 01 2026
The area/counties/county of: San Juan County, including the cities of: Friday Harbor, Eastsound, and Roche Harbor.or toggle through each period.
Tonight... Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s to lower 50s. Light wind.
Friday... Mostly cloudy. Patchy fog in the morning. Highs in the upper 50s to mid 60s. Light wind.
Friday Night... Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s to lower 50s. Light wind becoming north to 10 mph after midnight.
Saturday... Mostly cloudy in the morning then becoming mostly sunny. Highs in the 60s. North wind to 10 mph.
Saturday Night... Mostly clear. Lows in the upper 40s to mid 50s. Northwest wind to 10 mph in the evening becoming light.
Sunday... Sunny. Highs in the lower to mid 60s.
Sunday Night... Mostly clear. Lows near 50.
Monday... Partly sunny. Highs in the lower to mid 60s.
Monday Night... Partly cloudy. Lows near 50.
Tuesday... Partly sunny. Highs near 60.
Tuesday Night... Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s.
Wednesday... Partly sunny. Highs in the lower 60s.
Wednesday Night... Partly cloudy. Lows near 50.
POP = Probability of Precipitation
Decatur Jones Radar Loop
Use the map search tool if you want to place a location marker on the radar map...