Tides Today & Tomorrow in Mystery Bay, Marrowstone Island, WA

TIDE TIMES for Monday, June 22, 2026
The tide is currently falling in Mystery Bay, Marrowstone Island, WA.
Next low tide : in 1h 06m at 7:06 am (2.5 ft)
Next high tide : 12:15 pm (4.6 ft)
Sunset today : 9:14 pm
Sunrise tomorrow : 5:11 am
Moon phase : First Quarter (59% illuminated)
Tide Station Location : Station #9444971
Common Questions About Tides

Mystery Bay, Marrowstone Island, WA Tides - Jul 2011

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri3:297.57:148.311:31-2.25:159:14New Moon1Fri
2Sat4:197.47:438.412:076.612:10-2.25:159:13New Moon2Sat
3Sun5:147.28:128.512:556.212:51-2.05:169:13Waxing Crescent3Sun
4Mon6:136.88:428.61:495.61:33-1.45:179:13Waxing Crescent4Mon
5Tue7:176.29:148.72:474.82:16-0.45:179:12Waxing Crescent5Tue
6Wed8:295.69:468.73:463.73:000.85:189:12First Quarter6Wed
7Thu9:545.110:198.64:452.63:472.25:199:12First Quarter7Thu
8Fri11:455.010:548.55:441.44:383.75:209:11First Quarter8Fri
9Sat1:525.56:410.35:415.05:219:10First Quarter9Sat
10Sun3:226.47:36-0.76:596.05:219:10Waxing Gibbous10Sun
11Mon12:148.34:237.28:28-1.48:206.55:229:09Waxing Gibbous11Mon
12Tue1:018.15:107.89:17-1.99:306.75:239:09Waxing Gibbous12Tue
13Wed1:527.95:518.210:02-2.210:306.65:249:08Full Moon13Wed
14Thu2:477.76:288.410:46-2.111:236.35:259:07Full Moon14Thu
15Fri3:427.57:028.411:27-1.95:269:06Full Moon15Fri
16Sat4:367.27:348.412:135.912:07-1.55:279:05Full Moon16Sat
17Sun5:286.98:028.31:035.412:47-0.85:289:04Waning Gibbous17Sun
18Mon6:206.48:278.21:534.91:260.05:299:04Waning Gibbous18Mon
19Tue7:156.08:508.12:444.22:041.05:319:03Waning Gibbous19Tue
20Wed8:145.59:138.03:343.62:422.05:329:02Waning Gibbous20Wed
21Thu9:235.19:387.84:232.93:203.25:339:01Third Quarter21Thu
22Fri11:004.910:077.75:122.24:004.35:348:59Third Quarter22Fri
23Sat1:425.26:011.64:485.35:358:58Third Quarter23Sat
24Sun3:275.96:511.06:046.15:368:57Third Quarter24Sun
25Mon4:176.67:390.47:346.65:388:56Waning Crescent25Mon
26Tue4:517.18:25-0.28:456.85:398:55Waning Crescent26Tue
27Wed12:437.35:187.49:09-0.89:366.75:408:54Waning Crescent27Wed
28Thu1:357.45:437.79:50-1.310:176.55:418:52Waning Crescent28Thu
29Fri2:307.56:067.910:30-1.610:576.15:438:51New Moon29Fri
30Sat3:277.56:308.111:10-1.811:395.55:448:50New Moon30Sat
31Sun4:257.56:558.311:50-1.65:458:48New Moon31Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9444971)

Common Questions About Mystery Bay, Marrowstone Island, WA Tides

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What time does the tide turn (slack tide) in Mystery Bay, Marrowstone Island, WA today?

Slack tide in Mystery Bay, Marrowstone Island, WA is approximately 9:40 am — midway between the next high and low tide, when tidal current is weakest. This is the preferred window for boat crossings, underwater visibility, and fishing in areas with strong currents.

Is this week a spring tide or neap tide in Mystery Bay, Marrowstone Island, WA?

Mystery Bay, Marrowstone Island, WA is currently in a neap phase. Tonight's moon is 59% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are near their weekly minimum.

What datum are Mystery Bay, Marrowstone Island, WA tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Mystery Bay, Marrowstone Island, WA?

Tide predictions for Mystery Bay, Marrowstone Island, WA come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Mystery Bay, Marrowstone Island, WA?

Tide data for Mystery Bay, Marrowstone Island, WA is sourced from NOAA Station #9444971. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9444971.

What is the moon phase in Mystery Bay, Marrowstone Island, WA tonight?

Tonight the moon over Mystery Bay, Marrowstone Island, WA is First Quarter (59% illuminated). This places Mystery Bay, Marrowstone Island, WA in a neap tide cycle, so tidal ranges are near their weekly minimum this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA