Tides Today & Tomorrow in South Norwalk, CT

TIDE TIMES for Tuesday, August 11, 2026
The tide is currently falling in South Norwalk, CT.
Next low tide : in 3h 16m at 5:03 pm (-0.1 ft)
Next high tide : 11:11 pm (8.6 ft)
Sunset today : 7:58 pm
Sunrise tomorrow : 5:59 am
Moon phase : New Moon (2% illuminated)
Tide Station Location : Station #8468448
Common Questions About Tides

South Norwalk, CT Tides - Oct 1946

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue2:486.53:037.09:031.59:441.15:495:36First Quarter1Tue
2Wed3:396.33:566.89:571.710:421.35:505:35First Quarter2Wed
3Thu4:386.14:566.710:581.811:421.35:515:33First Quarter3Thu
4Fri5:416.15:596.712:001.85:535:31First Quarter4Fri
5Sat6:426.37:006.812:401.212:591.65:545:30Waxing Gibbous5Sat
6Sun7:366.67:537.11:331.01:531.25:555:28Waxing Gibbous6Sun
7Mon8:237.18:417.42:210.72:410.85:565:27Waxing Gibbous7Mon
8Tue9:057.59:257.63:040.53:260.35:575:25Waxing Gibbous8Tue
9Wed9:458.010:087.93:450.24:09-0.25:585:23Full Moon9Wed
10Thu10:268.510:528.14:25-0.14:52-0.65:595:22Full Moon10Thu
11Fri11:088.811:368.25:05-0.25:36-0.86:005:20Full Moon11Fri
12Sat11:529.05:48-0.36:22-0.96:015:18Waning Gibbous12Sat
13Sun12:238.112:409.06:34-0.37:11-0.96:025:17Waning Gibbous13Sun
14Mon1:148.01:328.97:24-0.18:05-0.76:035:15Waning Gibbous14Mon
15Tue2:087.72:288.58:200.19:04-0.46:045:14Waning Gibbous15Tue
16Wed3:087.53:318.19:240.410:09-0.16:055:12Third Quarter16Wed
17Thu4:147.24:397.810:330.611:170.16:075:11Third Quarter17Thu
18Fri5:267.25:537.611:440.66:085:09Third Quarter18Fri
19Sat6:377.37:037.612:240.112:530.56:095:08Waning Crescent19Sat
20Sun7:407.58:067.61:260.11:550.36:105:06Waning Crescent20Sun
21Mon8:357.89:007.62:220.02:510.06:115:05Waning Crescent21Mon
22Tue9:227.99:477.63:120.03:40-0.16:125:03Waning Crescent22Tue
23Wed10:047.910:297.53:570.14:24-0.26:135:02New Moon23Wed
24Thu10:417.911:077.34:370.35:04-0.16:145:00New Moon24Thu
25Fri11:157.811:427.25:140.55:410.06:164:59New Moon25Fri
26Sat11:477.75:500.76:170.16:174:58New Moon26Sat
27Sun12:167.012:217.56:240.96:530.36:184:56Waxing Crescent27Sun
28Mon12:516.812:587.47:001.17:320.56:194:55Waxing Crescent28Mon
29Tue1:306.61:397.27:391.38:150.76:204:54Waxing Crescent29Tue
30Wed2:146.42:257.08:251.59:040.96:214:52Waxing Crescent30Wed
31Thu3:036.33:166.89:181.79:591.16:234:51First Quarter31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8468448)

Common Questions About South Norwalk, CT Tides

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What time does the tide turn (slack tide) in South Norwalk, CT today?

Slack tide in South Norwalk, CT is approximately 8:07 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 South Norwalk, CT?

South Norwalk, CT is currently in a spring phase. Tonight's moon is 2% 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 South Norwalk, CT 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 South Norwalk, CT?

Tide predictions for South Norwalk, CT 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 South Norwalk, CT?

Tide data for South Norwalk, CT is sourced from NOAA Station #8468448. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8468448.

What is the moon phase in South Norwalk, CT tonight?

Tonight the moon over South Norwalk, CT is New Moon (2% illuminated). This places South Norwalk, CT 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