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Charleston, SC tide chart and marine alerts

NOAA station 8665530 · 32.781°N, 79.924°W. Get an email only when the NWS issues a marine or coastal alert here, or the tide runs unusually high or low.

NOAA station 8665530

Charleston, SC

Tide now2.9 ft↓ falling · predicted
Next high10:13 AM5.7 ft
Next low3:41 AM0.9 ft
0.9 ft 3:41 AM5.7 ft 10:13 AM1.1 ft 4:37 PM4.7 ft 10:23 PM
  • WindWNW 6 ktgusts 10
  • Water68°F
  • Air59°F
  • NOAA sensors · 12:36 AM

No active NWS marine or coastal alerts here

NOAA sensor 2.7 ft at 12:36 AM (−0.4 ft vs prediction)Times EST · NOAA source

Today and tomorrow

12 AM6 AM12 PM6 PM2468Unusually high: 7.6 ft0.9 ft 3:41 AM5.7 ft 10:13 AM1.1 ft 4:37 PM4.7 ft 10:23 PM1.0 ft 4:19 AM5.5 ft 10:54 AM1.3 ft 5:17 PM4.6 ft 11:06 PM

Next 7 days Shape drawn between NOAA's predicted highs and lows

13 Fri14 Sat15 Sun16 Mon17 Tue18 Wed19 Thu246

7-day tides, sun and moon Times EST · feet above MLLW

DayHigh tidesLow tidesSunrise
Sunset
Moon
Fri, Nov 1310:13 AM 5.7 ft10:23 PM 4.7 ft3:41 AM 0.9 ft4:37 PM 1.1 ft6:47 AM
5:20 PM
Waxing crescent 18%
Sat, Nov 1410:54 AM 5.5 ft11:06 PM 4.6 ft4:19 AM 1.0 ft5:17 PM 1.3 ft6:48 AM
5:19 PM
Waxing crescent 25%
Sun, Nov 1511:39 AM 5.3 ft11:54 PM 4.6 ft5:01 AM 1.2 ft6:02 PM 1.4 ft6:49 AM
5:19 PM
Waxing crescent 34%
Mon, Nov 1612:27 PM 5.2 ft5:50 AM 1.3 ft6:50 PM 1.4 ft6:50 AM
5:18 PM
Waxing crescent 43%
Tue, Nov 1712:47 AM 4.6 ft1:17 PM 5.2 ft6:48 AM 1.3 ft7:40 PM 1.2 ft6:51 AM
5:18 PM
First quarter 53%
Wed, Nov 181:40 AM 4.8 ft2:08 PM 5.1 ft7:49 AM 1.3 ft8:29 PM 1.0 ft6:52 AM
5:17 PM
Waxing gibbous 63%
Thu, Nov 19——6:53 AM
5:17 PM
Waxing gibbous 73%

Tides: NOAA CO-OPS predictions. Sun and moon: computed for this station's coordinates with NOAA's solar equations and standard lunar formulas.

Today Friday, Nov 13

TideTime (EST)Height
Low3:41 AM0.9 ft
High10:13 AM5.7 ft
Low4:37 PM1.1 ft
High10:23 PM4.7 ft

Tomorrow Saturday, Nov 14

TideTime (EST)Height
Low4:19 AM1.0 ft
High10:54 AM5.5 ft
Low5:17 PM1.3 ft
High11:06 PM4.6 ft

Sunday Sunday, Nov 15

TideTime (EST)Height
Low5:01 AM1.2 ft
High11:39 AM5.3 ft
Low6:02 PM1.4 ft
High11:54 PM4.6 ft

Active NWS alerts

No active NWS marine or coastal alerts cover this station right now (checked 12:44 AM EST).

Marine forecast AMZ340 · Charleston Harbor

Tonight
NW winds 10 to 15 kt. Gusts to 25 kt until early morning.
Fri
W winds 10 kt.
Fri Night
NW winds 10 kt.
Sat
N winds 10 kt.
Sat Night
N winds 5 to 10 kt.
Sun
N winds 5 to 10 kt.
Sun Night
N winds 5 kt.
Mon
NE winds 5 to 10 kt.
Mon Night
NE winds 10 kt.
Tue
NE winds 10 to 15 kt.

National Weather Service, issued Thu 4:35 PM EST. Official forecast for AMZ340

Unusual tides here

We flag a predicted high at or above 7.6 ft MLLW (NOAA's minor high-tide flooding threshold for this station). We flag a predicted low at or below −1.0 ft MLLW. Mean higher high water is 5.8 ft.

No predicted tide in the next few days crosses either line.

Official sources

Predictions are astronomical tides. Wind and pressure can move the real water level a foot or more. NOAA's sensor here read 2.7 ft at 12:36 AM.

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Free for club, marina, and charter sites: a small, script-free card with the next high and low and any active NWS alert, linking back here. Copy:

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Charleston, SC: common questions

When is the next high tide at Charleston, SC?

NOAA predicts the next high tide at Charleston, SC at Fri 10:13 AM EST, 5.7 ft above mean lower low water (MLLW).

When is the next low tide at Charleston, SC?

The next predicted low tide is at Fri 3:41 AM EST, 0.9 ft relative to MLLW.

What is the water temperature at Charleston, SC?

NOAA's sensor at station 8665530 read 68°F at Fri 12:36 AM EST.

Is there a marine alert for Charleston, SC right now?

No. When this page was built, no NWS marine or coastal alert covered this station.

What are these tide heights measured from?

Heights are in feet above mean lower low water (MLLW), the average of the lower of the two daily low tides. A negative number means the water is below that average.

How do I get an email when something happens at Charleston, SC?

Enter your email at the top of this page. You get one confirmation email, then nothing until the NWS issues a marine or coastal alert here or the tide is predicted unusually high or low. Unsubscribe in one click.