Marine Weather Net

Decatur Island, WA Weather Forecast




Anacortes, Washington

 Lat: 48.61N, Lon: 122.92W

Current Conditions Updated: 815 PM PST FRI JAN 16 2026

Clear


Temp: 44°F
  • Humidity:
  • 93%
  • Winds:
  • 9 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.42 in.
  • Dewpoint:
  • 42°F
  • Heat index:
  • 44°F

  • Sunrise:
  • 7:56 AM PST
  • Sunset:
  • 4:44 PM PST
  • Moonrise:
  • 7:49 AM PST
  • Moonset:
  • 3:27 PM PST

TONIGHT

MOSTLY CLEAR
Lo: 40°F

SATURDAY

SUNNY

Hi: 45°F
Lo: 35°F

SUNDAY

SUNNY

Hi: 47°F
Lo: 35°F

MARTIN LUTHER KING JR DAY

MOSTLY SUNNY
Hi: 47°F
Lo: 39°F
Weather Forecast In Detail:
Forecast Issued: 131 PM PST Fri Jan 16 2026

Tonight...Mostly clear. Lows near 40. Light wind.
Saturday...Sunny. Highs in the mid 40s to lower 50s. Light wind.
Saturday Night...Mostly clear. Lows in the mid 30s to lower 40s. Light wind.
Sunday...Sunny. Highs in the mid to upper 40s. Light wind.
Sunday Night...Mostly clear. Lows in the mid 30s to lower 40s. Light wind.
Martin Luther King Jr Day...Mostly sunny. Highs in the mid to upper 40s.
Monday Night...Partly cloudy. Lows in the upper 30s.
Tuesday...Partly sunny. Highs in the mid to upper 40s.
Tuesday Night...Mostly cloudy. Lows in the upper 30s.
Wednesday...Mostly cloudy. Highs in the mid 40s.
Wednesday Night...Partly cloudy. Lows in the mid to upper 30s.
Thursday...Partly sunny. A slight chance of rain and snow in the morning, then a slight chance of snow in the afternoon. Highs in the lower to mid 40s.
Thursday Night...Mostly cloudy with a slight chance of rain and snow. Lows in the mid to upper 30s.
Friday...Partly sunny with a slight chance of rain and snow. Highs in the lower to mid 40s. && temperature / precipitation Friday harbor 39 48 38 48 / eastsound 40 47 39 46 /
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