Marine Weather Net

Decatur Island, WA Weather Forecast




Anacortes, Washington

 Lat: 48.61N, Lon: 122.92W

Current Conditions Updated: 355 PM PDT THU AUG 6 2026

Clear


Temp: 69°F
  • Humidity:
  • 73%
  • Winds:
  • 7 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.97 in.
  • Dewpoint:
  • 60°F
  • Heat index:
  • 69°F

  • Sunrise:
  • 5:51 AM PDT
  • Sunset:
  • 8:40 PM PDT
  • Moonrise:
  • 11:47 PM PDT
  • Moonset:
  • 3:39 PM PDT

TONIGHT

MOSTLY CLEAR
Lo: 55°F

FRIDAY

SUNNY

Hi: 75°F
Lo: 55°F

SATURDAY

MOSTLY SUNNY
Hi: 75°F
Lo: 55°F

SUNDAY

SUNNY

Hi: 75°F
Lo: 55°F
Weather Forecast In Detail:
Forecast Issued: 236 PM PDT Thu Aug 06 2026

HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING
Tonight...Mostly clear. Lows in the 50s to lower 60s. Light wind.
Friday...Sunny. Highs in the 70s. Light wind.
Friday Night...Partly cloudy. Lows in the mid 50s to lower 60s. Light wind.
Saturday...Mostly cloudy in the morning then becoming mostly sunny. Highs in the 70s. Light wind.
Saturday Night...Mostly clear. Lows in the 50s. South wind to 10 mph becoming west after midnight.
Sunday...Sunny. Highs in the 70s.
Sunday Night...Mostly clear. Lows in the mid 50s.
Monday...Sunny. Highs in the 70s.
Monday Night...Mostly clear. Lows in the 50s.
Tuesday...Sunny. Highs in the 70s.
Tuesday Night...Mostly clear. Lows in the 50s.
Wednesday...Mostly sunny. Highs in the lower to mid 70s.
Wednesday Night...Mostly clear. Lows in the 50s.
Thursday...Mostly sunny. Highs in the lower to mid 70s. && temperature / precipitation Friday harbor 54 78 54 77 / eastsound 59 75 59 74 /
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