Tides Today & Tomorrow in Edgerley Island, Napa River, CA

TIDE TIMES for Thursday, July 9, 2026
The tide is currently rising in Edgerley Island, Napa River, CA.
Next low tide : 3:10 pm (1.9 ft)
Next high tide : in 3h 51m at 10:31 am (3.9 ft)
Sunset today : 8:34 pm
Sunrise tomorrow : 5:54 am
Moon phase : Waning Crescent (28% illuminated)
Tide Station Location : Station #9415415
Common Questions About Tides

Edgerley Island, Napa River, CA Tides - Sep 2048

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue10:514.48:505.73:430.73:342.56:397:38Third Quarter1Tue
2Wed11:404.79:515.84:430.64:372.46:407:36Waning Crescent2Wed
3Thu12:174.85:310.45:272.26:417:35Waning Crescent3Thu
4Fri12:465.06:120.36:102.06:427:33Waning Crescent4Fri
5Sat1:135.26:460.26:481.76:437:31Waning Crescent5Sat
6Sun12:206.11:395.47:180.27:251.46:447:30New Moon6Sun
7Mon1:046.12:045.77:480.38:011.16:447:28New Moon7Mon
8Tue1:486.02:325.98:180.48:390.96:457:27New Moon8Tue
9Wed2:345.93:006.28:490.79:200.66:467:25New Moon9Wed
10Thu3:225.63:316.49:231.010:040.46:477:24Waxing Crescent10Thu
11Fri4:155.34:066.59:591.310:530.26:487:22Waxing Crescent11Fri
12Sat5:145.04:476.610:401.711:490.26:497:21Waxing Crescent12Sat
13Sun6:244.75:356.511:282.06:507:19First Quarter13Sun
14Mon7:464.56:356.412:540.212:312.36:517:17First Quarter14Mon
15Tue9:124.67:456.32:080.11:552.46:517:16First Quarter15Tue
16Wed10:234.89:016.33:230.13:252.36:527:14First Quarter16Wed
17Thu11:165.210:126.34:290.04:392.06:537:13Waxing Gibbous17Thu
18Fri11:595.511:176.35:24-0.15:391.66:547:11Waxing Gibbous18Fri
19Sat12:385.86:120.06:311.26:557:10Waxing Gibbous19Sat
20Sun12:156.31:136.16:540.17:190.86:567:08Full Moon20Sun
21Mon1:096.21:466.27:330.38:030.66:577:06Full Moon21Mon
22Tue2:016.02:186.48:110.68:460.36:577:05Full Moon22Tue
23Wed2:515.72:486.48:471.09:270.26:587:03Full Moon23Wed
24Thu3:415.43:196.39:241.410:090.26:597:02Waning Gibbous24Thu
25Fri4:325.13:516.210:021.710:520.37:007:00Waning Gibbous25Fri
26Sat5:264.84:256.010:432.011:380.47:016:59Waning Gibbous26Sat
27Sun6:284.65:055.811:292.37:026:57Waning Gibbous27Sun
28Mon7:404.45:545.612:310.512:302.57:036:55Third Quarter28Mon
29Tue8:574.46:545.31:340.61:512.67:046:54Third Quarter29Tue
30Wed10:014.68:035.22:420.73:112.57:046:52Third Quarter30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415415)

Common Questions About Edgerley Island, Napa River, CA Tides

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What time does the tide turn (slack tide) in Edgerley Island, Napa River, CA today?

Slack tide in Edgerley Island, Napa River, CA is approximately 12:50 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 Edgerley Island, Napa River, CA?

Edgerley Island, Napa River, 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 Edgerley Island, Napa River, 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 Edgerley Island, Napa River, CA?

Tide predictions for Edgerley Island, Napa River, 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 Edgerley Island, Napa River, CA?

Tide data for Edgerley Island, Napa River, CA is sourced from NOAA Station #9415415. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9415415.

What is the moon phase in Edgerley Island, Napa River, CA tonight?

Tonight the moon over Edgerley Island, Napa River, CA is Waning Crescent (28% illuminated). This places Edgerley Island, Napa River, 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