Marine Weather Net

Decatur Island, WA Weather Forecast




Anacortes, Washington

 Lat: 48.61N, Lon: 122.92W

Current Conditions Updated: 415 AM PST FRI JAN 23 2026

Mostly Cloudy
Temp: 39°F
  • Humidity:
  • 80%
  • Winds:
  • 6 MPH NNE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.27 in.
  • Dewpoint:
  • 33°F
  • Heat index:
  • 39°F

  • Sunrise:
  • 7:51 AM PST
  • Sunset:
  • 4:53 PM PST
  • Moonrise:
  • 9:53 AM PST
  • Moonset:
  • 10:57 PM PST

TODAY

SUNNY

Hi: 43°F
Lo: 25°F

SATURDAY

SUNNY

Hi: 43°F
Lo: 25°F

SUNDAY

MOSTLY SUNNY
Hi: 43°F
Lo: 31°F

MONDAY

MOSTLY CLOUDY
Hi: 43°F
Lo: 39°F
Weather Forecast In Detail:
Forecast Issued: 131 AM PST Fri Jan 23 2026

Today...Sunny. Highs in the lower to mid 40s. North wind to 10 mph becoming northeast around 10 mph in the afternoon.
Tonight...Mostly clear. Lows in the mid 20s to lower 30s. North wind to 10 mph.
Saturday...Sunny. Highs in the lower to mid 40s. Light wind.
Saturday Night...Mostly clear. Lows in the mid 20s to lower 30s. Light wind.
Sunday...Mostly sunny. Highs in the lower to mid 40s. Light wind.
Sunday Night...Mostly cloudy. Lows in the lower 30s.
Monday...Mostly cloudy. Highs in the lower to mid 40s.
Monday Night...Mostly cloudy. Lows in the upper 30s.
Tuesday...Partly sunny. Highs in the mid to upper 40s.
Tuesday Night...Mostly cloudy. A slight chance of showers after midnight. Lows near 40.
Wednesday...Mostly cloudy with a chance of showers. Highs in the upper 40s.
Wednesday Night...Mostly cloudy with a chance of showers. Lows in the lower 40s.
Thursday...Mostly cloudy with a chance of showers. Highs near 50. && temperature / precipitation Friday harbor 44 28 43 / eastsound 43 30 41 /
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