Tides Today & Tomorrow in Charleston, SC

TIDE TIMES for Friday, July 3, 2026
The tide is currently falling in Charleston, SC.
Next low tide : in 12m at 4:45 pm (0.4 ft)
Next high tide : 11:04 pm (5.3 ft)
Sunset today : 8:31 pm
Sunrise tomorrow : 6:16 am
Moon phase : Waning Gibbous (88% illuminated)
Tide Station Location : Station #8665530
Common Questions About Tides

Charleston, SC Tides - May 2004

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat5:315.26:125.511:500.26:318:01Waxing Gibbous1Sat
2Sun6:235.37:005.912:260.212:38-0.16:308:02Waxing Gibbous2Sun
3Mon7:125.47:486.31:20-0.11:26-0.46:298:03Full Moon3Mon
4Tue8:015.48:366.62:13-0.42:14-0.66:288:03Full Moon4Tue
5Wed8:515.49:276.73:05-0.53:02-0.76:288:04Full Moon5Wed
6Thu9:445.210:216.63:57-0.53:52-0.66:278:05Waning Gibbous6Thu
7Fri10:415.111:186.44:50-0.44:44-0.46:268:06Waning Gibbous7Fri
8Sat11:404.95:45-0.25:40-0.16:258:06Waning Gibbous8Sat
9Sun12:196.212:444.86:430.06:410.16:248:07Waning Gibbous9Sun
10Mon1:235.91:504.87:440.17:490.46:238:08Third Quarter10Mon
11Tue2:275.72:554.98:450.28:580.56:238:08Third Quarter11Tue
12Wed3:275.53:575.09:430.210:030.56:228:09Third Quarter12Wed
13Thu4:255.34:555.210:360.111:050.56:218:10Waning Crescent13Thu
14Fri5:195.25:485.511:260.06:208:11Waning Crescent14Fri
15Sat6:075.16:355.712:010.412:120.06:208:11Waning Crescent15Sat
16Sun6:515.07:165.912:510.312:54-0.16:198:12Waning Crescent16Sun
17Mon7:325.07:556.01:380.21:340.06:188:13New Moon17Mon
18Tue8:124.98:326.02:210.22:120.06:188:13New Moon18Tue
19Wed8:524.79:085.93:030.22:490.16:178:14New Moon19Wed
20Thu9:324.69:435.83:420.33:250.36:178:15New Moon20Thu
21Fri10:114.510:195.64:190.44:010.46:168:16Waxing Crescent21Fri
22Sat10:504.310:545.54:550.64:370.56:168:16Waxing Crescent22Sat
23Sun11:304.211:335.35:310.75:160.76:158:17Waxing Crescent23Sun
24Mon12:124.26:100.96:000.86:158:18Waxing Crescent24Mon
25Tue12:155.212:594.26:530.96:510.96:148:18First Quarter25Tue
26Wed1:025.11:504.37:400.97:490.96:148:19First Quarter26Wed
27Thu1:545.02:454.58:310.78:520.96:138:19First Quarter27Thu
28Fri2:495.03:414.99:230.59:550.76:138:20First Quarter28Fri
29Sat3:455.04:395.310:150.210:580.56:138:21Waxing Gibbous29Sat
30Sun4:445.05:365.711:08-0.16:128:21Waxing Gibbous30Sun
31Mon5:445.16:316.112:000.212:02-0.46:128:22Waxing Gibbous31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8665530)

Common Questions About Charleston, SC Tides

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What time does the tide turn (slack tide) in Charleston, SC today?

Slack tide in Charleston, SC is approximately 7:54 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 Charleston, SC?

Charleston, SC is currently in a spring phase. Tonight's moon is 88% 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 Charleston, SC 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 Charleston, SC?

Tide predictions for Charleston, SC 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 Charleston, SC?

Tide data for Charleston, SC is sourced from NOAA Station #8665530. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8665530.

What is the moon phase in Charleston, SC tonight?

Tonight the moon over Charleston, SC is Waning Gibbous (88% illuminated). This places Charleston, SC 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