Tides Today & Tomorrow in North Spit, Humboldt Bay, CA

TIDE TIMES for Thursday, July 9, 2026
The tide is currently falling in North Spit, Humboldt Bay, CA.
Next low tide : in 1h 15m at 12:55 pm (2.7 ft)
Next high tide : 7:39 pm (7.3 ft)
Sunset today : 8:50 pm
Sunrise tomorrow : 5:54 am
Moon phase : Waning Crescent (28% illuminated)
Tide Station Location : Station #9418767
Common Questions About Tides

North Spit, Humboldt Bay, CA Tides - Jun 2052

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat2:537.04:366.09:42-1.39:582.35:478:42Waxing Crescent1Sat
2Sun3:506.35:306.010:33-0.711:062.35:468:43First Quarter2Sun
3Mon4:515.76:236.011:25-0.15:468:44First Quarter3Mon
4Tue5:595.17:146.112:182.212:190.65:468:44First Quarter4Tue
5Wed7:134.78:026.21:311.81:131.15:458:45First Quarter5Wed
6Thu8:284.58:466.42:361.42:061.65:458:45Waxing Gibbous6Thu
7Fri9:384.59:266.53:300.92:572.05:458:46Waxing Gibbous7Fri
8Sat10:394.610:036.74:170.43:442.35:458:47Waxing Gibbous8Sat
9Sun11:294.810:396.84:580.04:282.55:458:47Waxing Gibbous9Sun
10Mon12:134.95:36-0.35:092.65:458:48Full Moon10Mon
11Tue12:535.16:12-0.65:482.75:448:48Full Moon11Tue
12Wed1:315.26:47-0.76:262.85:448:49Full Moon12Wed
13Thu12:246.92:095.37:22-0.87:052.85:448:49Full Moon13Thu
14Fri12:596.82:475.37:57-0.87:452.95:448:49Waning Gibbous14Fri
15Sat1:366.63:265.48:33-0.78:282.95:448:50Waning Gibbous15Sat
16Sun2:156.34:075.59:10-0.59:172.85:458:50Waning Gibbous16Sun
17Mon2:596.04:485.69:50-0.310:132.75:458:51Waning Gibbous17Mon
18Tue3:515.65:325.810:320.111:182.45:458:51Third Quarter18Tue
19Wed4:545.26:176.111:190.55:458:51Third Quarter19Wed
20Thu6:094.87:046.512:272.012:111.05:458:51Third Quarter20Thu
21Fri7:304.67:536.91:361.31:091.45:458:52Third Quarter21Fri
22Sat8:494.78:437.32:400.62:091.85:468:52Waning Crescent22Sat
23Sun10:024.99:347.73:38-0.33:092.05:468:52Waning Crescent23Sun
24Mon11:065.210:248.04:32-1.04:082.15:468:52Waning Crescent24Mon
25Tue12:035.65:23-1.55:042.25:478:52New Moon25Tue
26Wed12:555.86:12-1.95:582.15:478:52New Moon26Wed
27Thu12:058.11:446.06:59-2.06:512.15:488:52New Moon27Thu
28Fri12:557.92:326.27:45-1.87:452.15:488:52Waxing Crescent28Fri
29Sat1:457.53:186.28:30-1.58:402.15:488:52Waxing Crescent29Sat
30Sun2:366.94:046.39:15-0.99:372.15:498:52Waxing Crescent30Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9418767)

Common Questions About North Spit, Humboldt Bay, CA Tides

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What time does the tide turn (slack tide) in North Spit, Humboldt Bay, CA today?

Slack tide in North Spit, Humboldt Bay, CA is approximately 4:17 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 North Spit, Humboldt Bay, CA?

North Spit, Humboldt Bay, CA is currently in a transitional phase. Tonight's moon is 28% 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 North Spit, Humboldt Bay, 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 North Spit, Humboldt Bay, CA?

Tide predictions for North Spit, Humboldt Bay, 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 North Spit, Humboldt Bay, CA?

Tide data for North Spit, Humboldt Bay, CA is sourced from NOAA Station #9418767. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9418767.

What is the moon phase in North Spit, Humboldt Bay, CA tonight?

Tonight the moon over North Spit, Humboldt Bay, CA is Waning Crescent (28% illuminated). This places North Spit, Humboldt Bay, 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