Tides Today & Tomorrow in Arcata Wharf, CA

TIDE TIMES for Thursday, August 6, 2026
The tide is currently falling in Arcata Wharf, CA.
Next low tide : in 4h 18m at 12:12 pm (2.9 ft)
Next high tide : 6:54 pm (7.2 ft)
Sunset today : 8:26 pm
Sunrise tomorrow : 6:18 am
Moon phase : Third Quarter (42% illuminated)
Tide Station Location : Station #9418851
Common Questions About Tides

Arcata Wharf, CA Tides - Jan 2092

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue5:296.64:565.711:262.911:241.07:404:59Third Quarter1Tue
2Wed6:166.96:175.312:392.37:405:00Third Quarter2Wed
3Thu7:057.37:435.112:181.61:501.67:405:01Third Quarter3Thu
4Fri7:567.79:055.21:182.12:550.87:405:02Waning Crescent4Fri
5Sat8:478.010:185.52:212.53:520.07:405:03Waning Crescent5Sat
6Sun9:378.411:205.83:222.84:45-0.77:405:03Waning Crescent6Sun
7Mon10:278.64:192.95:34-1.27:405:04New Moon7Mon
8Tue12:136.111:16 AM8.65:142.96:20-1.47:405:05New Moon8Tue
9Wed1:026.412:048.56:072.97:05-1.47:405:06New Moon9Wed
10Thu1:486.512:518.26:582.87:48-1.27:395:07Waxing Crescent10Thu
11Fri2:316.61:377.77:482.88:30-0.87:395:09Waxing Crescent11Fri
12Sat3:146.62:247.28:402.89:12-0.27:395:10Waxing Crescent12Sat
13Sun3:576.63:136.59:342.89:530.47:395:11Waxing Crescent13Sun
14Mon4:396.64:065.810:332.810:351.17:385:12First Quarter14Mon
15Tue5:226.65:075.211:372.711:181.87:385:13First Quarter15Tue
16Wed6:066.66:184.812:452.57:375:14First Quarter16Wed
17Thu6:516.77:394.512:062.41:522.17:375:15First Quarter17Thu
18Fri7:376.89:014.61:002.92:511.67:365:16Waxing Gibbous18Fri
19Sat8:236.910:104.81:583.33:411.17:365:18Waxing Gibbous19Sat
20Sun9:087.111:025.12:543.54:250.77:355:19Waxing Gibbous20Sun
21Mon9:517.311:445.43:463.55:040.27:355:20Waxing Gibbous21Mon
22Tue10:327.54:333.55:42-0.27:345:21Full Moon22Tue
23Wed12:225.711:12 AM7.75:173.46:18-0.47:335:22Full Moon23Wed
24Thu12:575.911:52 AM7.85:593.26:53-0.67:325:23Full Moon24Thu
25Fri1:336.112:327.76:403.07:29-0.67:325:25Full Moon25Fri
26Sat2:086.31:137.67:242.98:05-0.57:315:26Waning Gibbous26Sat
27Sun2:446.51:587.28:102.78:43-0.27:305:27Waning Gibbous27Sun
28Mon3:226.62:476.89:012.59:220.27:295:28Waning Gibbous28Mon
29Tue4:026.83:436.29:592.210:040.87:285:30Waning Gibbous29Tue
30Wed4:457.04:515.611:032.010:521.57:275:31Third Quarter30Wed
31Thu5:337.26:105.112:141.67:265:32Third Quarter31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9418851)

Common Questions About Arcata Wharf, CA Tides

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What time does the tide turn (slack tide) in Arcata Wharf, CA today?

Slack tide in Arcata Wharf, CA is approximately 3:33 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 Arcata Wharf, CA?

Arcata Wharf, CA is currently in a neap phase. Tonight's moon is 42% 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 Arcata Wharf, CA 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 Arcata Wharf, CA?

Tide predictions for Arcata Wharf, CA 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 Arcata Wharf, CA?

Tide data for Arcata Wharf, CA is sourced from NOAA Station #9418851. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9418851.

What is the moon phase in Arcata Wharf, CA tonight?

Tonight the moon over Arcata Wharf, CA is Third Quarter (42% illuminated). This places Arcata Wharf, CA 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