38.0733’ N, 121.8480’ W

Collinsville, CA

56°
H -°
L 53°
WSW
16mph
Low tide
5:14 am

Tides Today & Tomorrow in Collinsville, CA

TIDE TIMES for Monday, October 19, 2026
The tide is currently falling in Collinsville, CA.
Next low tide : in 2h 56m at 5:14 am (0.2 ft)
Next high tide : 11:40 am (3.0 ft)
Sunset today : 6:24 pm
Sunrise tomorrow : 7:20 am
Moon phase : First Quarter (61% illuminated)
Tide Station Location : Station #9415176
Common Questions About Tides

Collinsville, CA Tides - Nov 1818

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun5:233.13:444.510:121.56:405:16Waxing Crescent1Sun
2Mon6:293.04:334.412:07-0.211:07 AM1.76:415:15Waxing Crescent2Mon
3Tue7:363.05:304.11:10-0.112:121.86:425:13First Quarter3Tue
4Wed8:413.06:403.72:16-0.11:301.76:435:12First Quarter4Wed
5Thu9:413.18:133.33:20-0.12:571.66:445:11First Quarter5Thu
6Fri10:343.39:493.24:19-0.14:181.26:455:10First Quarter6Fri
7Sat11:223.511:053.15:11-0.15:280.86:465:09Waxing Gibbous7Sat
8Sun12:033.65:560.06:280.46:475:08Waxing Gibbous8Sun
9Mon12:073.012:403.76:350.27:230.26:485:08Waxing Gibbous9Mon
10Tue1:033.01:123.87:110.48:130.06:495:07Waxing Gibbous10Tue
11Wed1:563.01:383.97:430.89:00-0.16:515:06Full Moon11Wed
12Thu2:473.01:594.08:131.19:44-0.16:525:05Full Moon12Thu
13Fri3:383.02:174.08:441.410:26-0.16:535:04Full Moon13Fri
14Sat4:303.02:404.19:181.611:050.06:545:03Full Moon14Sat
15Sun5:233.03:104.19:571.811:430.06:555:03Waning Gibbous15Sun
16Mon6:153.03:474.010:421.96:565:02Waning Gibbous16Mon
17Tue7:083.04:303.812:210.011:32 AM1.96:575:01Waning Gibbous17Tue
18Wed8:002.95:203.61:000.112:291.96:585:01Waning Gibbous18Wed
19Thu8:502.96:193.31:440.01:341.86:595:00Third Quarter19Thu
20Fri9:362.97:293.02:310.02:451.67:004:59Third Quarter20Fri
21Sat10:163.08:522.83:180.03:561.37:014:59Third Quarter21Sat
22Sun10:513.110:142.74:020.14:590.97:024:58Third Quarter22Sun
23Mon11:193.311:252.84:420.25:560.67:034:58Waning Crescent23Mon
24Tue11:443.65:210.46:490.27:044:57Waning Crescent24Tue
25Wed12:292.812:083.95:590.77:410.07:064:57Waning Crescent25Wed
26Thu1:292.912:374.26:391.08:32-0.27:074:56New Moon26Thu
27Fri2:283.01:124.57:231.39:23-0.37:084:56New Moon27Fri
28Sat3:273.11:524.78:111.610:15-0.47:094:56New Moon28Sat
29Sun4:253.12:374.79:041.711:07-0.47:104:55Waxing Crescent29Sun
30Mon5:233.23:274.610:021.87:114:55Waxing Crescent30Mon
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 61% 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 (61% 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