38.0733’ N, 121.8480’ W

Collinsville, CA

63°
H -°
L 59°
WSW
14mph
Low tide
6:15 am

Tides Today & Tomorrow in Collinsville, CA

TIDE TIMES for Sunday, September 20, 2026
The tide is currently falling in Collinsville, CA.
Next low tide : in 5h 15m at 6:15 am (0.3 ft)
Next high tide : 12:23 pm (3.1 ft)
Sunset today : 7:07 pm
Sunrise tomorrow : 6:53 am
Moon phase : First Quarter (68% illuminated)
Tide Station Location : Station #9415176
Common Questions About Tides

Collinsville, CA Tides - Nov 1868

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun3:463.12:394.19:081.110:260.16:415:15Full Moon1Sun
2Mon4:353.13:154.29:481.211:050.06:425:14Waning Gibbous2Mon
3Tue5:283.03:564.210:331.311:490.06:435:13Waning Gibbous3Tue
4Wed6:253.04:434.111:251.46:445:11Waning Gibbous4Wed
5Thu7:263.05:383.912:410.012:241.46:455:10Waning Gibbous5Thu
6Fri8:283.06:423.61:410.01:351.46:465:10Third Quarter6Fri
7Sat9:273.18:023.42:470.12:551.36:475:09Third Quarter7Sat
8Sun10:223.39:313.23:510.14:131.06:485:08Third Quarter8Sun
9Mon11:103.510:523.24:480.15:230.76:495:07Waning Crescent9Mon
10Tue11:543.711:593.35:390.26:250.46:505:06Waning Crescent10Tue
11Wed12:343.96:250.37:220.16:515:05Waning Crescent11Wed
12Thu12:593.31:114.07:080.58:15-0.16:525:04New Moon12Thu
13Fri1:553.31:454.17:500.79:06-0.26:545:03New Moon13Fri
14Sat2:503.32:164.18:301.09:54-0.26:555:03New Moon14Sat
15Sun3:433.32:474.19:111.210:41-0.26:565:02New Moon15Sun
16Mon4:363.33:184.09:541.411:26-0.26:575:01Waxing Crescent16Mon
17Tue5:293.33:533.910:391.56:585:01Waxing Crescent17Tue
18Wed6:233.24:323.712:10-0.111:28 AM1.66:595:00Waxing Crescent18Wed
19Thu7:163.25:183.512:540.012:221.67:004:59Waxing Crescent19Thu
20Fri8:103.16:133.21:400.01:231.57:014:59First Quarter20Fri
21Sat9:013.27:252.92:270.12:321.47:024:58First Quarter21Sat
22Sun9:503.28:532.73:150.23:431.27:034:58First Quarter22Sun
23Mon10:343.310:142.64:020.24:490.97:044:57First Quarter23Mon
24Tue11:133.411:212.64:460.45:470.77:054:57Waxing Gibbous24Tue
25Wed11:463.55:260.56:390.47:064:56Waxing Gibbous25Wed
26Thu12:192.712:143.76:030.77:270.27:074:56Waxing Gibbous26Thu
27Fri1:122.812:373.96:390.98:110.17:084:56Waxing Gibbous27Fri
28Sat2:032.91:024.17:171.18:540.07:094:55Full Moon28Sat
29Sun2:533.01:334.27:571.39:36-0.17:104:55Full Moon29Sun
30Mon3:423.12:104.48:421.410:18-0.27:114:55Full Moon30Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415176)

Common Questions About Collinsville, CA Tides

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

Collinsville, CA is currently in a transitional phase. Tonight's moon is 68% 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 Collinsville, 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 Collinsville, CA?

Tide predictions for Collinsville, 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 Collinsville, CA?

Tide data for Collinsville, CA is sourced from NOAA Station #9415176. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9415176.

What is the moon phase in Collinsville, CA tonight?

Tonight the moon over Collinsville, CA is First Quarter (68% illuminated). This places Collinsville, 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