Marine Weather Net

Rosario Beach, WA Weather Forecast




Anacortes, Washington

 Lat: 48.61N, Lon: 122.92W

Current Conditions Updated: 835 AM PST SUN JAN 18 2026

Fog
Temp: 39°F
  • Humidity:
  • 107%
  • Winds:
  • 6 MPH NW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.34 in.
  • Dewpoint:
  • 41°F
  • Heat index:
  • 39°F

  • Sunrise:
  • 7:56 AM PST
  • Sunset:
  • 4:45 PM PST
  • Moonrise:
  • 8:22 AM PST
  • Moonset:
  • 4:38 PM PST

TODAY

MOSTLY SUNNY
Hi: 47°F
Lo: 35°F

MARTIN LUTHER KING JR DAY

SUNNY

Hi: 47°F
Lo: 35°F

TUESDAY

PARTLY SUNNY
Hi: 47°F
Lo: 39°F

WEDNESDAY

MOSTLY CLOUDY
Hi: 45°F
Lo: 40°F
Weather Forecast In Detail:
Forecast Issued: 131 AM PST Sun Jan 18 2026

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