Tides Today & Tomorrow in Westport, Grays Harbor, WA

TIDE TIMES for Saturday, August 15, 2026
The tide is currently falling in Westport, Grays Harbor, WA.
Next low tide : in 56m at 9:03 am (-0.8 ft)
Next high tide : 3:39 pm (9.0 ft)
Sunset today : 8:27 pm
Sunrise tomorrow : 6:14 am
Moon phase : Waxing Crescent (12% illuminated)
Tide Station Location : Station #9441102
Common Questions About Tides

Westport, Grays Harbor, WA Tides - Oct 1934

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon7:416.46:447.312:331.612:484.66:145:57Third Quarter1Mon
2Tue8:466.77:587.31:431.72:054.26:165:55Waning Crescent2Tue
3Wed9:327.19:017.52:421.53:053.66:175:53Waning Crescent3Wed
4Thu10:087.59:547.73:291.33:532.86:185:51Waning Crescent4Thu
5Fri10:418.010:427.94:091.24:342.06:205:49Waning Crescent5Fri
6Sat11:128.511:268.14:451.15:121.26:215:47New Moon6Sat
7Sun11:428.95:191.35:490.56:225:45New Moon7Sun
8Mon12:098.212:129.25:521.56:250.06:245:43New Moon8Mon
9Tue12:528.212:419.46:251.97:01-0.46:255:41New Moon9Tue
10Wed1:348.11:119.66:582.37:39-0.66:265:40Waxing Crescent10Wed
11Thu2:187.91:439.67:312.88:20-0.66:285:38Waxing Crescent11Thu
12Fri3:057.62:189.58:073.39:06-0.56:295:36Waxing Crescent12Fri
13Sat3:587.23:019.28:493.79:59-0.16:315:34Waxing Crescent13Sat
14Sun4:596.93:578.89:454.111:020.26:325:32First Quarter14Sun
15Mon6:086.85:108.311:044.36:335:30First Quarter15Mon
16Tue7:187.06:348.012:110.512:314.16:355:28First Quarter16Tue
17Wed8:217.57:588.01:210.61:533.36:365:26Waxing Gibbous17Wed
18Thu9:128.29:108.12:240.63:002.26:385:25Waxing Gibbous18Thu
19Fri9:578.910:128.43:180.63:571.16:395:23Waxing Gibbous19Fri
20Sat10:389.611:098.64:060.74:470.06:415:21Waxing Gibbous20Sat
21Sun11:1810.04:511.15:33-0.76:425:19Full Moon21Sun
22Mon12:028.711:56 AM10.35:341.56:17-1.26:435:18Full Moon22Mon
23Tue12:528.712:3310.36:162.06:59-1.36:455:16Full Moon23Tue
24Wed1:398.61:1010.26:572.67:40-1.16:465:14Waning Gibbous24Wed
25Thu2:258.31:469.87:383.28:22-0.76:485:12Waning Gibbous25Thu
26Fri3:128.02:239.48:193.89:06-0.16:495:11Waning Gibbous26Fri
27Sat4:007.63:038.89:044.29:530.66:515:09Waning Gibbous27Sat
28Sun4:527.23:498.29:574.610:451.26:525:07Third Quarter28Sun
29Mon5:487.04:477.611:014.811:421.66:545:06Third Quarter29Mon
30Tue6:477.05:567.112:154.66:555:04Third Quarter30Tue
31Wed7:437.27:116.912:421.91:294.16:575:03Third Quarter31Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9441102)

Common Questions About Westport, Grays Harbor, WA Tides

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What time does the tide turn (slack tide) in Westport, Grays Harbor, WA today?

Slack tide in Westport, Grays Harbor, WA is approximately 12:21 pm — 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 Westport, Grays Harbor, WA?

Westport, Grays Harbor, WA is currently in a spring phase. Tonight's moon is 12% 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 maximum.

What datum are Westport, Grays Harbor, 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 Westport, Grays Harbor, WA?

Tide predictions for Westport, Grays Harbor, 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 Westport, Grays Harbor, WA?

Tide data for Westport, Grays Harbor, WA is sourced from NOAA Station #9441102. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9441102.

What is the moon phase in Westport, Grays Harbor, WA tonight?

Tonight the moon over Westport, Grays Harbor, WA is Waxing Crescent (12% illuminated). This places Westport, Grays Harbor, WA in a spring tide cycle, so tidal ranges are near their weekly maximum 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