Tides Today & Tomorrow in Westport, Grays Harbor, WA

TIDE TIMES for Wednesday, August 19, 2026
The tide is currently rising in Westport, Grays Harbor, WA.
Next low tide : 11:39 am (3.1 ft)
Next high tide : in 3h 44m at 6:23 am (6.1 ft)
Sunset today : 8:20 pm
Sunrise tomorrow : 6:19 am
Moon phase : First Quarter (47% illuminated)
Tide Station Location : Station #9441102
Common Questions About Tides

Westport, Grays Harbor, WA Tides - Jul 1927

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri1:219.52:497.97:56-1.68:003.04:258:14Waxing Crescent1Fri
2Sat2:049.03:317.88:38-1.28:483.14:258:14Waxing Crescent2Sat
3Sun2:478.44:137.69:20-0.69:383.14:268:14Waxing Crescent3Sun
4Mon3:317.74:547.510:010.010:333.14:278:14Waxing Crescent4Mon
5Tue4:207.05:367.410:440.711:312.94:278:13First Quarter5Tue
6Wed5:166.36:197.511:291.44:288:13First Quarter6Wed
7Thu6:215.87:047.612:332.612:182.04:298:12First Quarter7Thu
8Fri7:355.67:517.81:352.11:112.54:298:12First Quarter8Fri
9Sat8:485.68:368.12:331.52:072.94:308:12Waxing Gibbous9Sat
10Sun9:525.99:218.53:230.83:003.24:318:11Waxing Gibbous10Sun
11Mon10:486.410:058.84:090.13:513.34:328:10Waxing Gibbous11Mon
12Tue11:386.810:489.14:53-0.54:393.34:338:10Waxing Gibbous12Tue
13Wed12:247.15:35-1.15:253.24:348:09Full Moon13Wed
14Thu1:077.56:17-1.66:103.04:358:08Full Moon14Thu
15Fri12:179.51:497.76:58-1.96:552.84:368:08Full Moon15Fri
16Sat1:019.62:307.97:39-2.07:412.54:378:07Waning Gibbous16Sat
17Sun1:479.43:128.08:21-1.98:302.34:388:06Waning Gibbous17Sun
18Mon2:358.93:558.19:04-1.59:242.04:398:05Waning Gibbous18Mon
19Tue3:278.34:398.39:49-0.910:241.74:408:04Waning Gibbous19Tue
20Wed4:277.55:268.410:36-0.111:291.44:418:03Third Quarter20Wed
21Thu5:356.86:178.611:290.84:428:02Third Quarter21Thu
22Fri6:526.37:118.812:380.912:271.64:438:01Third Quarter22Fri
23Sat8:146.18:089.01:470.41:302.34:448:00Waning Crescent23Sat
24Sun9:306.49:049.32:52-0.22:352.84:457:59Waning Crescent24Sun
25Mon10:356.89:589.53:51-0.83:363.04:467:58Waning Crescent25Mon
26Tue11:327.210:499.64:43-1.24:323.04:477:57Waning Crescent26Tue
27Wed12:207.65:31-1.45:242.94:497:56New Moon27Wed
28Thu1:037.86:15-1.56:122.74:507:55New Moon28Thu
29Fri12:239.51:437.96:56-1.46:582.64:517:54New Moon29Fri
30Sat1:069.22:207.97:34-1.27:412.44:527:52Waxing Crescent30Sat
31Sun1:478.82:557.98:11-0.88:232.44:537:51Waxing Crescent31Sun
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 9:01 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 Westport, Grays Harbor, WA?

Westport, Grays Harbor, WA is currently in a neap phase. Tonight's moon is 47% 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 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 First Quarter (47% illuminated). This places Westport, Grays Harbor, 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