Mystery Bay, Marrowstone Island, WA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Jul 28
Showers
Close Hourly
70º / 54º 37% SSW 17 mph 77%
5am Mostly Cloudy 57º 15% SSE 5 mph 96%
6am Mostly Cloudy 56º 15% SSE 6 mph 96%
7am Partly Cloudy 58º 3% SSE 9 mph 92%
8am Partly Cloudy 61º 2% SSE 13 mph 85%
9am Partly Cloudy 64º 2% SSE 16 mph 75%
10am Mostly Sunny 66º 2% SSE 17 mph 70%
11am Partly Cloudy 68º 15% SSE 17 mph 65%
12pm Few Showers 70º 34% S 14 mph 62%
1pm Showers 66º 37% W 12 mph 73%
2pm Cloudy 66º 16% WNW 11 mph 71%
3pm Partly Cloudy 65º 9% WNW 10 mph 71%
4pm Mostly Cloudy 66º 7% NW 9 mph 68%
5pm Mostly Cloudy 66º 7% NW 9 mph 67%
6pm Mostly Cloudy 65º 3% NW 9 mph 68%
7pm Mostly Cloudy 64º 4% NW 9 mph 69%
8pm Cloudy 62º 9% WNW 9 mph 73%
9pm Cloudy 60º 4% WNW 10 mph 76%
10pm Mostly Cloudy 59º 5% WNW 10 mph 77%
11pm Mostly Cloudy 59º 5% WNW 10 mph 79%
Wed
Jul 29
Mostly Sunny
View Hourly
68º / 50º 6% NW 10 mph 68%
12am Mostly Cloudy 58º 6% WNW 9 mph 83%
1am Mostly Cloudy 57º 7% WNW 8 mph 84%
2am Mostly Cloudy 57º 7% WNW 6 mph 86%
3am Mostly Cloudy 56º 6% WNW 5 mph 88%
4am Mostly Cloudy 56º 6% WNW 4 mph 88%
5am Mostly Cloudy 55º 8% WNW 3 mph 90%
6am Mostly Cloudy 55º 6% WNW 3 mph 89%
7am Mostly Cloudy 56º 6% WNW 3 mph 88%
8am Mostly Cloudy 58º 6% WNW 3 mph 84%
9am Partly Cloudy 59º 5% NW 5 mph 77%
10am Partly Cloudy 61º 4% NW 5 mph 76%
11am Partly Cloudy 63º 3% NNW 5 mph 70%
12pm Partly Cloudy 64º 2% NW 7 mph 67%
1pm Mostly Sunny 65º 2% NNW 7 mph 64%
2pm Mostly Sunny 67º 1% NW 9 mph 60%
3pm Mostly Sunny 67º 1% NW 10 mph 59%
4pm Mostly Sunny 67º 1% NW 9 mph 57%
5pm Mostly Sunny 67º 1% NW 9 mph 57%
6pm Sunny 66º 1% NW 9 mph 58%
7pm Sunny 65º 2% NW 9 mph 61%
8pm Sunny 62º 3% NW 9 mph 66%
9pm Clear 60º 4% NW 8 mph 73%
10pm Clear 58º 5% NW 7 mph 78%
11pm Clear 57º 6% WNW 7 mph 81%
Thu
Jul 30
Partly Cloudy
View Hourly
68º / 52º 8% NNW 8 mph 69%
12am Clear 56º 6% WNW 6 mph 84%
1am Clear 55º 6% WNW 5 mph 87%
2am Clear 54º 7% W 4 mph 90%
3am Clear 53º 7% WSW 3 mph 91%
4am Clear 52º 8% SSW 3 mph 95%
Fri
Jul 31
Sunny 71º / 56º 6% NE 8 mph 64%
Sat
Aug 1
Showers 64º / 53º 52% WNW 10 mph 79%
Sun
Aug 2
Mostly Sunny 68º / 53º 24% WNW 9 mph 69%
Mon
Aug 3
Sunny 70º / 54º 5% NW 11 mph 65%
Tue
Aug 4
Mostly Sunny 75º / 56º 4% NW 10 mph 60%

Weather Radar for Mystery Bay, Marrowstone Island, WA See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Mystery Bay, Marrowstone Island, WA

Tuesday
High : 70ºF
SSE wind 9 to 16 kt becoming NW in the afternoon. A slight chance of rain between 11am and 5pm. Waves 1 ft or less.
Tuesday Night
Low : 54ºF
WNW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. A slight chance of rain between 7pm and 8pm. Waves 1 ft or less.
Wednesday
High : 66ºF
Variable winds less than 5 kt becoming NW 5 to 9 kt in the afternoon. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.
Wednesday Night
Low : 53ºF
NW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.
Thursday
High : 67ºF
Variable winds less than 5 kt becoming NNW 5 to 7 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Thursday Night
Low : 53ºF
NW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.
Friday
High : 70ºF
Variable winds less than 5 kt becoming NNW 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.
Friday Night
Low : 54ºF
NW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.
Saturday
High : 66ºF
Variable winds less than 5 kt becoming NW 5 to 9 kt in the morning. A chance of rain. Waves 1 ft or less.

NOAA Buoy Data Near Mystery Bay, Marrowstone Island, WA See Map

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    Wind Speed Forecast for Mystery Bay, Marrowstone Island, WA

    TuesdayWednesdayThursday
    Wind Speed (MPH) 516129108357985
    12pm4pm8pm12am4am8am12pm4pm8pm12am4am8am
    MPH 516129108357985
    DIR SSESSEWNWWNWWNWWNWNWNNWNWNWWNW

    Current Weather Conditions In Mystery Bay, Marrowstone Island, WA

    As Of: 20 minutes ago

    • 57ºF
    • 56ºF
    • 5mph
    • 0º (SSE)
    • 5mph
    • Mostly Cloudy
    • 10mi
    • 29.96"
    • 96%
    • 0ºF

    The weather right now in Mystery Bay, Marrowstone Island, WA is Mostly Cloudy. The current temperature is 57°F, and the expected high and low for today, Tuesday, July 28, 2026, are 70° high temperature and 54°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the South Southeast. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 56° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 96 percent, and air pressure at 29.96 in. Visibility is 10 nautical miles. There are no current weather alert(s).