Tides Today & Tomorrow in Arcata Wharf, CA

TIDE TIMES for Saturday, July 25, 2026
The tide is currently rising in Arcata Wharf, CA.
Next low tide : 4:17 pm (3.8 ft)
Next high tide : in 4h 11m at 12:13 pm (4.8 ft)
Sunset today : 8:39 pm
Sunrise tomorrow : 6:06 am
Moon phase : Waxing Gibbous (87% illuminated)
Tide Station Location : Station #9418851
Common Questions About Tides

Arcata Wharf, CA Tides - Dec 1976

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed8:356.99:334.92:012.23:291.37:224:49Waxing Gibbous1Wed
2Thu9:137.110:315.12:512.64:140.87:234:49Waxing Gibbous2Thu
3Fri9:497.211:205.33:382.94:530.47:244:49Waxing Gibbous3Fri
4Sat10:247.44:203.15:290.07:244:48Full Moon4Sat
5Sun12:035.510:59 AM7.55:003.26:04-0.27:254:48Full Moon5Sun
6Mon12:425.611:33 AM7.55:393.36:39-0.47:264:48Full Moon6Mon
7Tue1:205.712:077.46:173.47:14-0.57:274:48Full Moon7Tue
8Wed1:585.812:427.36:553.47:49-0.57:284:48Waning Gibbous8Wed
9Thu2:365.81:187.27:353.58:25-0.47:294:48Waning Gibbous9Thu
10Fri3:155.91:576.98:193.59:03-0.27:304:48Waning Gibbous10Fri
11Sat3:566.02:426.59:103.49:430.17:314:48Waning Gibbous11Sat
12Sun4:396.23:376.010:093.310:260.57:314:49Third Quarter12Sun
13Mon5:236.44:445.511:183.011:141.07:324:49Third Quarter13Mon
14Tue6:096.76:045.212:302.47:334:49Third Quarter14Tue
15Wed6:567.17:295.012:071.51:401.77:344:49Third Quarter15Wed
16Thu7:457.68:505.11:062.02:440.87:344:50Waning Crescent16Thu
17Fri8:358.010:025.42:072.43:410.07:354:50Waning Crescent17Fri
18Sat9:258.411:055.73:072.74:33-0.77:364:50Waning Crescent18Sat
19Sun10:158.64:052.85:23-1.37:364:51New Moon19Sun
20Mon12:006.011:05 AM8.85:012.86:10-1.67:374:51New Moon20Mon
21Tue12:506.311:54 AM8.75:542.86:56-1.67:374:52New Moon21Tue
22Wed1:386.512:438.46:472.77:41-1.47:384:52Waxing Crescent22Wed
23Thu2:246.61:317.97:402.78:25-1.07:384:53Waxing Crescent23Thu
24Fri3:096.72:217.38:342.79:09-0.57:394:53Waxing Crescent24Fri
25Sat3:546.73:126.69:322.79:520.27:394:54Waxing Crescent25Sat
26Sun4:396.74:085.910:332.710:360.97:394:55First Quarter26Sun
27Mon5:256.75:125.211:402.611:211.77:404:55First Quarter27Mon
28Tue6:106.76:254.812:512.37:404:56First Quarter28Tue
29Wed6:566.87:464.512:112.31:581.97:404:57First Quarter29Wed
30Thu7:426.99:084.61:052.82:561.57:404:57Waxing Gibbous30Thu
31Fri8:277.110:104.82:013.23:461.07:404:58Waxing Gibbous31Fri
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 2:15 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 spring phase. Tonight's moon is 87% 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 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 Waxing Gibbous (87% illuminated). This places Arcata Wharf, CA 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