37.5067’ N, 122.2100’ W

Redwood City, CA

86°
H -°
L 63°
NW
9mph
High tide
7:27 pm

Tides Today & Tomorrow in Redwood City, CA

TIDE TIMES for Sunday, October 4, 2026
The tide is currently rising in Redwood City, CA.
Next low tide (tomorrow) : 2:55 am (0.2 ft)
Next high tide : in 2h 28m at 7:27 pm (7.7 ft)
Sunset today : 6:47 pm
Sunrise tomorrow : 7:07 am
Moon phase : Third Quarter (36% illuminated)
Tide Station Location : Station #9414523
Common Questions About Tides

Redwood City, CA Tides - Apr 1844

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon10:477.711:108.14:490.55:000.46:006:38Full Moon1Mon
2Tue11:407.811:438.55:37-0.25:430.65:586:39Full Moon2Tue
3Wed12:347.76:24-0.76:261.05:576:40Full Moon3Wed
4Thu12:198.81:297.57:11-1.17:101.45:566:41Full Moon4Thu
5Fri12:588.92:277.38:01-1.27:581.95:546:42Waning Gibbous5Fri
6Sat1:418.83:287.08:53-1.18:492.35:536:43Waning Gibbous6Sat
7Sun2:308.54:326.79:49-0.89:482.75:516:44Waning Gibbous7Sun
8Mon3:288.05:406.610:51-0.410:562.95:506:45Third Quarter8Mon
9Tue4:367.56:476.711:58-0.15:486:45Third Quarter9Tue
10Wed5:567.17:477.012:122.81:050.15:476:46Third Quarter10Wed
11Thu7:146.98:397.41:262.42:050.25:456:47Waning Crescent11Thu
12Fri8:236.99:237.72:311.82:560.35:446:48Waning Crescent12Fri
13Sat9:247.010:027.93:281.13:420.55:426:49Waning Crescent13Sat
14Sun10:177.010:378.04:170.64:230.85:416:50Waning Crescent14Sun
15Mon11:067.011:078.15:020.25:011.25:406:51New Moon15Mon
16Tue11:527.011:348.05:43-0.15:371.65:386:52New Moon16Tue
17Wed12:356.96:20-0.26:112.05:376:53New Moon17Wed
18Thu1:186.86:56-0.36:452.45:366:54New Moon18Thu
19Fri12:247.92:016.77:29-0.27:202.75:346:54Waxing Crescent19Fri
20Sat12:507.82:446.58:02-0.17:562.95:336:55Waxing Crescent20Sat
21Sun1:217.73:296.38:360.08:353.25:326:56Waxing Crescent21Sun
22Mon1:577.64:176.29:130.29:213.35:306:57Waxing Crescent22Mon
23Tue2:417.35:116.19:560.410:163.45:296:58Waxing Crescent23Tue
24Wed3:357.06:066.210:480.611:243.35:286:59First Quarter24Wed
25Thu4:426.66:596.411:500.75:267:00First Quarter25Thu
26Fri6:016.57:466.812:363.012:520.85:257:01First Quarter26Fri
27Sat7:196.58:287.31:432.31:500.85:247:02Waxing Gibbous27Sat
28Sun8:306.79:077.82:431.52:430.95:237:03Waxing Gibbous28Sun
29Mon9:356.99:468.33:380.63:341.15:227:03Waxing Gibbous29Mon
30Tue10:377.110:258.74:30-0.24:241.35:207:04Waxing Gibbous30Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9414523)

Common Questions About Redwood City, CA Tides

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Is this week a spring tide or neap tide in Redwood City, CA?

Redwood City, CA is currently in a transitional phase. Tonight's moon is 36% 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 shifting between spring and neap.

What datum are Redwood City, 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 Redwood City, CA?

Tide predictions for Redwood City, 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 Redwood City, CA?

Tide data for Redwood City, CA is sourced from NOAA Station #9414523. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9414523.

What is the moon phase in Redwood City, CA tonight?

Tonight the moon over Redwood City, CA is Third Quarter (36% illuminated). This places Redwood City, CA in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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