Tides Today & Tomorrow in Coupeville, Whidbey Island, WA

TIDE TIMES for Monday, July 6, 2026
The tide is currently rising in Coupeville, Whidbey Island, WA.
Next low tide (tomorrow) : 5:29 am (2.9 ft)
Next high tide : in 3h 22m at 10:49 pm (11.8 ft)
Sunset today : 9:13 pm
Sunrise tomorrow : 5:18 am
Moon phase : Third Quarter (61% illuminated)
Tide Station Location : Station #9447929
Common Questions About Tides

Coupeville, Whidbey Island, WA Tides - Dec 2052

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun12:248.012:2411.95:444.27:162.17:414:18Waxing Gibbous1Sun
2Mon1:428.81:0612.06:505.08:000.67:424:18Waxing Gibbous2Mon
3Tue2:489.81:4712.27:545.68:42-0.87:434:17Waxing Gibbous3Tue
4Wed3:4610.92:2812.38:536.19:25-2.07:454:17Full Moon4Wed
5Thu4:3811.73:1212.49:496.410:09-2.87:464:17Full Moon5Thu
6Fri5:2712.43:5712.210:436.510:54-3.37:474:17Full Moon6Fri
7Sat6:1612.94:4611.911:376.611:41-3.27:484:16Full Moon7Sat
8Sun7:0413.15:3811.312:336.47:494:16Waning Gibbous8Sun
9Mon7:5213.16:3510.612:28-2.61:326.27:504:16Waning Gibbous9Mon
10Tue8:4013.17:389.71:17-1.72:365.77:514:16Waning Gibbous10Tue
11Wed9:2812.98:508.82:07-0.43:455.17:524:16Third Quarter11Wed
12Thu10:1712.610:158.13:011.14:564.37:534:16Third Quarter12Thu
13Fri11:0512.311:568.03:592.76:023.37:534:16Third Quarter13Fri
14Sat11:5312.05:044.26:592.37:544:17Third Quarter14Sat
15Sun1:378.512:3911.66:195.47:471.47:554:17Waning Crescent15Sun
16Mon2:569.41:2111.47:356.28:270.67:564:17Waning Crescent16Mon
17Tue3:5610.22:0011.18:436.79:020.07:564:17Waning Crescent17Tue
18Wed4:4210.92:3610.99:397.09:34-0.57:574:18Waning Crescent18Wed
19Thu5:2011.43:1110.710:257.110:05-0.87:574:18New Moon19Thu
20Fri5:5211.73:4710.511:047.210:37-1.07:584:19New Moon20Fri
21Sat6:2011.94:2310.311:397.111:10-1.07:594:19New Moon21Sat
22Sun6:4612.15:0110.112:147.07:594:20New Moon22Sun
23Mon7:1312.25:419.812:506.87:594:20Waxing Crescent23Mon
24Tue7:4312.36:249.512:21-0.71:306.48:004:21Waxing Crescent24Tue
25Wed8:1512.47:119.112:58-0.22:136.08:004:22Waxing Crescent25Wed
26Thu8:5012.48:068.61:370.53:005.48:004:22Waxing Crescent26Thu
27Fri9:2612.49:118.22:191.43:524.68:004:23First Quarter27Fri
28Sat10:0612.310:288.03:052.64:463.78:014:24First Quarter28Sat
29Sun10:4812.211:578.23:573.95:412.58:014:25First Quarter29Sun
30Mon11:3312.15:005.26:361.28:014:26First Quarter30Mon
31Tue1:288.912:2012.16:136.37:300.18:014:27Waxing Gibbous31Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9447929)

Common Questions About Coupeville, Whidbey Island, WA Tides

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What time does the tide turn (slack tide) in Coupeville, Whidbey Island, WA today?

Slack tide in Coupeville, Whidbey Island, WA is approximately 2:09 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 Coupeville, Whidbey Island, WA?

Coupeville, Whidbey Island, WA is currently in a transitional phase. Tonight's moon is 61% 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 shifting between spring and neap.

What datum are Coupeville, Whidbey 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 Coupeville, Whidbey Island, WA?

Tide predictions for Coupeville, Whidbey 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 Coupeville, Whidbey Island, WA?

Tide data for Coupeville, Whidbey Island, WA is sourced from NOAA Station #9447929. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9447929.

What is the moon phase in Coupeville, Whidbey Island, WA tonight?

Tonight the moon over Coupeville, Whidbey Island, WA is Third Quarter (61% illuminated). This places Coupeville, Whidbey Island, WA in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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