Tides Today & Tomorrow in Shell Island, Atchafalaya Bay, LA

TIDE TIMES for Monday, June 29, 2026
The tide is currently rising in Shell Island, Atchafalaya Bay, LA.
Next low tide : 9:58 pm (-0.4 ft)
Next high tide : in 5h 07m at 8:04 am (1.6 ft)
Sunset today : 8:09 pm
Sunrise tomorrow : 6:08 am
Moon phase : Full Moon (100% illuminated)
Tide Station Location : Station #8764165
Common Questions About Tides

Shell Island, Atchafalaya Bay, LA Tides - May 2003

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Thu7:151.63:561.311:231.310:170.16:237:41New Moon1Thu
2Fri8:021.710:470.16:227:42New Moon2Fri
3Sat8:501.711:220.06:217:42Waxing Crescent3Sat
4Sun9:431.76:207:43Waxing Crescent4Sun
5Mon10:461.712:020.06:197:44Waxing Crescent5Mon
6Tue11:591.712:470.06:187:44Waxing Crescent6Tue
7Wed1:051.71:390.16:187:45First Quarter7Wed
8Thu1:521.72:340.16:177:45First Quarter8Thu
9Fri2:211.63:340.26:167:46First Quarter9Fri
10Sat2:421.64:380.37:421.26:167:47First Quarter10Sat
11Sun2:571.55:470.57:241.06:157:47Waxing Gibbous11Sun
12Mon2:181.43:091.47:000.77:400.76:147:48Waxing Gibbous12Mon
13Tue3:501.53:171.48:110.98:120.36:137:49Waxing Gibbous13Tue
14Wed5:061.73:211.49:211.18:50-0.16:137:49Full Moon14Wed
15Thu6:131.93:201.410:361.49:32-0.36:127:50Full Moon15Thu
16Fri7:142.12:491.512:351.56:127:50Full Moon16Fri
17Sat8:132.111:10-0.56:117:51Full Moon17Sat
18Sun9:142.06:117:52Waning Gibbous18Sun
19Mon10:201.912:06-0.46:107:52Waning Gibbous19Mon
20Tue11:311.81:08-0.36:097:53Waning Gibbous20Tue
21Wed12:351.72:13-0.16:097:54Third Quarter21Wed
22Thu1:211.63:190.16:097:54Third Quarter22Thu
23Fri1:541.54:250.47:391.16:087:55Third Quarter23Fri
24Sat12:361.12:181.45:320.67:390.96:087:55Third Quarter24Sat
25Sun2:241.22:361.36:410.87:530.76:077:56Waning Crescent25Sun
26Mon3:511.32:451.37:501.08:110.46:077:57Waning Crescent26Mon
27Tue5:041.42:361.38:561.28:310.26:077:57Waning Crescent27Tue
28Wed6:011.51:381.310:091.38:540.16:067:58Waning Crescent28Wed
29Thu6:461.69:20-0.16:067:58New Moon29Thu
30Fri7:261.79:49-0.26:067:59New Moon30Fri
31Sat8:041.710:21-0.26:057:59New Moon31Sat
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8764165)

Common Questions About Shell Island, Atchafalaya Bay, LA Tides

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What time does the tide turn (slack tide) in Shell Island, Atchafalaya Bay, LA today?

Slack tide in Shell Island, Atchafalaya Bay, LA is approximately 3:01 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 Shell Island, Atchafalaya Bay, LA?

Shell Island, Atchafalaya Bay, LA is currently in a spring phase. Tonight's moon is 100% 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 near their weekly maximum.

What datum are Shell Island, Atchafalaya Bay, LA 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 Shell Island, Atchafalaya Bay, LA?

Tide predictions for Shell Island, Atchafalaya Bay, LA 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 Shell Island, Atchafalaya Bay, LA?

Tide data for Shell Island, Atchafalaya Bay, LA is sourced from NOAA Station #8764165. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8764165.

What is the moon phase in Shell Island, Atchafalaya Bay, LA tonight?

Tonight the moon over Shell Island, Atchafalaya Bay, LA is Full Moon (100% illuminated). This places Shell Island, Atchafalaya Bay, LA in a spring tide cycle, so tidal ranges are near their weekly maximum 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