Nearby Harbors
48.0583’ N, 122.6920’ W

Mystery Bay, Marrowstone Island, WA

49°
H -°
L 44°
NW
3mph
Low tide
5:35 am

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

Day Sky High / Low Precip Wind Humidity
Sun
Oct 18 		Mostly Cloudy
Close Hourly 		-º / 44º 5% NW 4 mph 84%
9pm Partly Cloudy 49º 2% NW 3 mph 84%
10pm Partly Cloudy 48º 2% NW 2 mph 85%
11pm Partly Cloudy 48º 2% NNW 3 mph 84%
Mon
Oct 19 		AM Clouds/PM Sun
View Hourly 		60º / 46º 5% WSW 7 mph 70%
12am Cloudy 48º 2% NW 4 mph 83%
1am Cloudy 48º 2% NNW 4 mph 85%
2am Cloudy 48º 2% NW 3 mph 84%
3am Cloudy 48º 2% NW 2 mph 84%
4am Cloudy 48º 5% WNW 2 mph 85%
5am Cloudy 47º 5% W 1 mph 86%
6am Cloudy 46º 5% SW 1 mph 88%
7am Mostly Cloudy 45º 5% S 1 mph 88%
8am Cloudy 45º 4% SSE 1 mph 87%
9am Mostly Cloudy 49º 4% SSE 2 mph 81%
10am Partly Cloudy 53º 3% SSE 3 mph 74%
11am Partly Cloudy 55º 3% S 4 mph 70%
12pm Partly Cloudy 56º 2% SSE 4 mph 68%
1pm Mostly Cloudy 57º 2% NE 4 mph 65%
2pm Partly Cloudy 58º 2% N 5 mph 63%
3pm Partly Cloudy 58º 2% NW 5 mph 63%
4pm Partly Cloudy 58º 2% NW 7 mph 63%
5pm Partly Cloudy 56º 3% NW 7 mph 65%
6pm Partly Cloudy 54º 5% NW 7 mph 73%
7pm Partly Cloudy 52º 5% NW 6 mph 77%
8pm Partly Cloudy 50º 5% NW 5 mph 79%
9pm Mostly Cloudy 49º 5% NW 6 mph 80%
10pm Mostly Cloudy 49º 4% NW 6 mph 81%
11pm Mostly Cloudy 48º 4% NW 6 mph 81%
Tue
Oct 20 		Sunny
View Hourly 		60º / 45º 3% NW 12 mph 65%
12am Partly Cloudy 48º 3% NW 6 mph 79%
1am Partly Cloudy 47º 3% NW 7 mph 79%
2am Partly Cloudy 47º 3% NW 7 mph 79%
3am Partly Cloudy 48º 2% NW 8 mph 78%
4am Partly Cloudy 48º 3% NW 8 mph 78%
5am Partly Cloudy 48º 3% NW 9 mph 78%
6am Partly Cloudy 48º 3% NW 9 mph 78%
7am Mostly Clear 48º 3% NW 9 mph 77%
8am Sunny 48º 4% NW 9 mph 79%
9am Sunny 51º 3% NW 9 mph 75%
10am Sunny 54º 2% NW 11 mph 70%
11am Sunny 56º 2% NW 12 mph 67%
12pm Sunny 57º 2% NW 12 mph 66%
1pm Sunny 58º 2% NW 12 mph 63%
2pm Sunny 59º 1% NW 12 mph 60%
3pm Sunny 59º 1% NW 11 mph 59%
4pm Sunny 59º 1% NW 10 mph 57%
5pm Sunny 58º 1% NW 9 mph 57%
6pm Sunny 56º 1% NW 9 mph 59%
7pm Clear 54º 1% NW 7 mph 64%
8pm Clear 52º 2% NW 5 mph 69%
Wed
Oct 21 		Mostly Sunny 61º / 45º 3% NW 6 mph 68%
Thu
Oct 22 		AM Clouds/PM Sun 57º / 42º 13% W 6 mph 75%
Fri
Oct 23 		Partly Cloudy 56º / 42º 12% WSW 6 mph 71%
Sat
Oct 24 		Showers 54º / 44º 45% SE 10 mph 74%
Sun
Oct 25 		AM Showers 56º / 44º 47% WSW 10 mph 75%

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

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* Playback displays weather for the past 6 hours.

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

Tonight
Low : 47ºF
NW wind around 6 kt becoming variable and less than 5 kt after midnight. Cloudy. Waves 1 ft or less.
Monday
High : 56ºF
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Monday Night
Low : 49ºF
NW wind 6 to 8 kt. Cloudy, then gradually becoming partly cloudy. Waves 1 ft or less.
Tuesday
High : 56ºF
NNW wind 9 to 13 kt. Sunny. Waves 1 ft or less.
Tuesday Night
Low : 48ºF
NW wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.
Wednesday
High : 58ºF
Variable winds less than 5 kt becoming NNW around 6 kt in the afternoon. Sunny. Waves 1 ft or less.
Wednesday Night
Low : 47ºF
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Thursday
High : 56ºF
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Thursday Night
Low : 45ºF
W wind around 6 kt becoming variable and less than 5 kt after midnight. A slight chance of showers. 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

    MondayTuesdayWednesday
    Wind Speed (MPH) 3412476799129
    4am8am12pm4pm8pm12am4am8am12pm4pm8pm12am
    MPH 3412476799129
    DIR NWNNWWSSENENWNWNWNWNWNWNW

    Current Weather Conditions In Mystery Bay, Marrowstone Island, WA

    As Of: 30 minutes ago

    • 49ºF
    • 48ºF
    • 3mph
    • 0º (NW)
    • 3mph
    • Partly Cloudy
    • 10mi
    • 29.97"
    • 84%
    • 0ºF

    The weather right now in Mystery Bay, Marrowstone Island, WA is Partly Cloudy. The current temperature is 49°F, and the expected high and low for today, Sunday, October 18, 2026, are -° high temperature and 44°F low temperature. The wind is currently blowing at 3 miles per hour, and coming from the Northwest. The wind is gusting to 3 mph. With the wind and the atmosphere the temperature feels like 48° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 84 percent, and air pressure at 29.97 in. Visibility is 10 nautical miles. There are no current weather alert(s).

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