Tides Today & Tomorrow in Port Chicago, CA

TIDE TIMES for Thursday, June 25, 2026
The tide is currently rising in Port Chicago, CA.
Next low tide : 5:04 pm (1.9 ft)
Next high tide : in 3h 13m at 12:24 pm (3.4 ft)
Sunset today : 8:34 pm
Sunrise tomorrow : 5:46 am
Moon phase : Waxing Gibbous (85% illuminated)
Tide Station Location : Station #9415144
Common Questions About Tides

Port Chicago, CA Tides - Feb 2005

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue5:524.77:263.11:271.07:125:31Third Quarter1Tue
2Wed6:364.99:073.112:221.32:570.87:115:32Third Quarter2Wed
3Thu7:295.110:293.31:181.84:160.57:105:33Third Quarter3Thu
4Fri8:315.311:353.62:252.25:210.17:095:34Waning Crescent4Fri
5Sat9:385.53:402.46:16-0.27:085:35Waning Crescent5Sat
6Sun12:293.910:45 AM5.64:542.47:06-0.47:075:37Waning Crescent6Sun
7Mon1:174.111:48 AM5.76:032.27:51-0.57:065:38New Moon7Mon
8Tue2:004.312:475.77:041.98:32-0.67:055:39New Moon8Tue
9Wed2:404.41:425.58:021.69:09-0.57:045:40New Moon9Wed
10Thu3:184.52:365.28:571.29:44-0.37:035:41Waxing Crescent10Thu
11Fri3:554.53:304.79:511.010:16-0.17:025:42Waxing Crescent11Fri
12Sat4:304.64:294.210:470.810:480.37:015:43Waxing Crescent12Sat
13Sun5:044.75:343.811:470.711:220.76:595:44Waxing Crescent13Sun
14Mon5:404.76:503.412:540.76:585:45First Quarter14Mon
15Tue6:194.78:123.312:021.22:090.66:575:47First Quarter15Tue
16Wed7:054.69:293.412:521.73:220.46:565:48First Quarter16Wed
17Thu8:004.610:373.61:562.14:280.26:555:49First Quarter17Thu
18Fri9:024.611:333.93:092.35:230.16:535:50Waxing Gibbous18Fri
19Sat10:024.64:182.46:10-0.16:525:51Waxing Gibbous19Sat
20Sun12:214.110:54 AM4.75:172.36:51-0.16:515:52Waxing Gibbous20Sun
21Mon1:024.211:40 AM4.76:082.17:25-0.16:495:53Waxing Gibbous21Mon
22Tue1:394.212:204.76:531.97:55-0.16:485:54Full Moon22Tue
23Wed2:114.212:594.77:341.68:180.06:475:55Full Moon23Wed
24Thu2:364.11:384.58:131.48:360.16:455:56Full Moon24Thu
25Fri2:554.22:184.48:501.18:530.16:445:57Full Moon25Fri
26Sat3:084.33:004.29:260.99:150.36:435:58Waning Gibbous26Sat
27Sun3:224.53:483.910:040.89:440.66:415:59Waning Gibbous27Sun
28Mon3:464.84:463.610:480.710:200.96:406:00Waning Gibbous28Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415144)

Common Questions About Port Chicago, CA Tides

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What time does the tide turn (slack tide) in Port Chicago, CA today?

Slack tide in Port Chicago, CA is approximately 2:44 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 Port Chicago, CA?

Port Chicago, CA is currently in a spring phase. Tonight's moon is 85% 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 Port Chicago, 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 Port Chicago, CA?

Tide predictions for Port Chicago, 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 Port Chicago, CA?

Tide data for Port Chicago, CA is sourced from NOAA Station #9415144. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9415144.

What is the moon phase in Port Chicago, CA tonight?

Tonight the moon over Port Chicago, CA is Waxing Gibbous (85% illuminated). This places Port Chicago, 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