40.8500’ N, 124.1170’ W

Arcata Wharf, CA

47°
H -°
L 37°
SSE
3mph
High tide
3:13 am

Tides Today & Tomorrow in Arcata Wharf, CA

TIDE TIMES for Tuesday, October 13, 2026
The tide is currently rising in Arcata Wharf, CA.
Next low tide : 8:24 am (2.9 ft)
Next high tide : in 4h 58m at 3:13 am (5.7 ft)
Sunset today : 6:40 pm
Sunrise tomorrow : 7:24 am
Moon phase : Waxing Crescent (5% illuminated)
Tide Station Location : Station #9418851
Common Questions About Tides

Arcata Wharf, CA Tides - May 1828

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Thu12:397.42:045.87:32-1.27:212.15:217:19Waning Gibbous1Thu
2Fri1:207.42:555.78:18-1.28:072.45:197:20Waning Gibbous2Fri
3Sat2:047.33:495.69:07-1.29:002.55:187:21Waning Gibbous3Sat
4Sun2:557.04:475.59:59-0.910:012.75:177:22Waning Gibbous4Sun
5Mon3:536.65:475.610:56-0.611:132.65:167:23Third Quarter5Mon
6Tue5:016.16:475.811:55-0.25:147:24Third Quarter6Tue
7Wed6:175.77:446.112:322.412:570.15:137:25Third Quarter7Wed
8Thu7:355.58:356.41:481.91:560.55:127:26Waning Crescent8Thu
9Fri8:495.49:226.82:541.22:520.85:117:27Waning Crescent9Fri
10Sat9:575.410:047.13:520.53:431.15:107:28Waning Crescent10Sat
11Sun10:575.510:447.24:42-0.14:311.45:097:29Waning Crescent11Sun
12Mon11:505.611:227.35:28-0.65:151.75:087:30New Moon12Mon
13Tue12:395.66:11-0.95:582.05:077:31New Moon13Tue
14Wed1:255.66:51-1.06:392.35:067:32New Moon14Wed
15Thu12:357.12:085.57:31-0.97:202.55:057:33New Moon15Thu
16Fri1:116.92:515.48:10-0.88:012.85:047:34Waxing Crescent16Fri
17Sat1:486.63:355.38:50-0.58:452.95:037:35Waxing Crescent17Sat
18Sun2:286.24:215.29:31-0.29:343.15:027:36Waxing Crescent18Sun
19Mon3:115.85:085.210:140.210:313.15:017:37Waxing Crescent19Mon
20Tue4:015.45:565.211:000.511:373.05:007:38First Quarter20Tue
21Wed5:015.06:445.411:490.95:007:39First Quarter21Wed
22Thu6:104.77:295.612:462.812:401.24:597:40First Quarter22Thu
23Fri7:224.58:115.91:512.31:311.44:587:41First Quarter23Fri
24Sat8:324.68:516.32:471.72:211.74:577:42Waxing Gibbous24Sat
25Sun9:364.89:306.73:360.93:101.94:577:43Waxing Gibbous25Sun
26Mon10:335.010:097.14:210.23:572.04:567:43Waxing Gibbous26Mon
27Tue11:275.310:497.45:04-0.54:422.14:557:44Full Moon27Tue
28Wed12:175.55:47-1.15:282.24:557:45Full Moon28Wed
29Thu1:065.76:31-1.56:152.34:547:46Full Moon29Thu
30Fri12:137.81:555.87:16-1.87:032.44:547:47Full Moon30Fri
31Sat1:007.82:455.98:02-1.87:562.44:537:47Waning Gibbous31Sat
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9418851)

Common Questions About Arcata Wharf, CA Tides

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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 5% 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 Crescent (5% 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