38.1917’ N, 122.3120’ W

Edgerley Island, Napa River, CA

55°
H 63°
L 47°
W
9mph
High tide
10:29 am

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

TIDE TIMES for Monday, October 19, 2026
The tide is currently rising in Edgerley Island, Napa River, CA.
Next low tide : 4:00 pm (2.4 ft)
Next high tide : in 6h 12m at 10:29 am (4.8 ft)
Sunset today : 6:26 pm
Sunrise tomorrow : 7:22 am
Moon phase : First Quarter (61% illuminated)
Tide Station Location : Station #9415415
Common Questions About Tides

Edgerley Island, Napa River, CA Tides - Feb 1921

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue8:196.110:284.42:171.93:540.47:145:31Third Quarter1Tue
2Wed9:136.111:254.63:262.14:470.27:135:32Waning Crescent2Wed
3Thu10:036.24:252.15:320.17:125:34Waning Crescent3Thu
4Fri12:094.910:48 AM6.25:162.16:100.07:115:35Waning Crescent4Fri
5Sat12:465.011:30 AM6.25:592.06:44-0.17:105:36Waning Crescent5Sat
6Sun1:175.112:086.26:371.97:15-0.17:095:37New Moon6Sun
7Mon1:455.212:466.27:131.77:44-0.17:085:38New Moon7Mon
8Tue2:125.31:226.07:471.68:120.07:075:39New Moon8Tue
9Wed2:385.41:595.88:221.58:410.17:065:40New Moon9Wed
10Thu3:055.52:385.58:581.49:110.37:055:41Waxing Crescent10Thu
11Fri3:345.63:205.29:371.29:430.67:045:43Waxing Crescent11Fri
12Sat4:065.74:094.810:231.110:190.97:035:44Waxing Crescent12Sat
13Sun4:415.85:094.411:161.011:011.37:025:45Waxing Crescent13Sun
14Mon5:235.96:294.012:190.97:005:46First Quarter14Mon
15Tue6:146.08:044.01:310.66:595:47First Quarter15Tue
16Wed7:136.19:314.21:001.92:430.36:585:48First Quarter16Wed
17Thu8:186.310:374.62:192.13:480.06:575:49Waxing Gibbous17Thu
18Fri9:226.611:275.03:322.04:45-0.36:565:50Waxing Gibbous18Fri
19Sat10:236.84:361.85:35-0.66:545:51Waxing Gibbous19Sat
20Sun12:115.411:20 AM6.95:331.56:22-0.76:535:52Full Moon20Sun
21Mon12:525.712:147.06:261.27:05-0.76:525:53Full Moon21Mon
22Tue1:316.01:076.87:170.97:48-0.56:505:54Full Moon22Tue
23Wed2:096.21:596.58:080.68:30-0.26:495:56Full Moon23Wed
24Thu2:486.32:526.08:580.59:110.26:485:57Waning Gibbous24Thu
25Fri3:276.43:465.59:510.49:540.66:465:58Waning Gibbous25Fri
26Sat4:076.34:464.910:450.510:391.16:455:59Waning Gibbous26Sat
27Sun4:506.15:544.511:450.511:321.56:446:00Third Quarter27Sun
28Mon5:375.97:184.212:520.66:426:01Third Quarter28Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415415)

Common Questions About Edgerley Island, Napa River, CA Tides

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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 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 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 First Quarter (61% 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