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Charlotte Amalie, St. Thomas, VI tide chart and marine alerts

NOAA station 9751639 · 18.331°N, 64.926°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 9751639

Charlotte Amalie, St. Thomas, VI

Tide now0.0 ftslack · predicted

Next high11:29 AM1.0 ft

Next low2:04 AM0.1 ft

WindSSE 6 ktgusts 12
Air85°F
NOAA sensors · 1:48 AM

No active NWS marine or coastal alerts here

NOAA sensor 0.7 ft at 1:48 AM (+0.6 ft vs prediction)Times EST · NOAA source

Today and tomorrow

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

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

Day	High tides	Low tides	Sunrise Sunset	Moon
Fri, Nov 13	11:29 AM 1.0 ft	1:21 AM 0.0 ft	5:24 AM 4:43 PM	Waxing crescent 18%
Sat, Nov 14	12:19 PM 1.0 ft	2:04 AM 0.1 ft	5:25 AM 4:43 PM	Waxing crescent 25%
Sun, Nov 15	1:03 PM 1.0 ft	2:56 AM 0.1 ft	5:25 AM 4:43 PM	Waxing crescent 34%
Mon, Nov 16	1:37 PM 1.0 ft	3:59 AM 0.2 ft	5:26 AM 4:42 PM	Waxing crescent 43%
Tue, Nov 17	2:06 PM 0.9 ft	5:09 AM 0.3 ft10:35 PM 0.4 ft	5:27 AM 4:42 PM	First quarter 53%
Wed, Nov 18	2:55 AM 0.5 ft2:29 PM 0.9 ft	6:36 AM 0.4 ft10:08 PM 0.4 ft	5:27 AM 4:42 PM	Waxing gibbous 63%
Thu, Nov 19	4:10 AM 0.6 ft2:49 PM 0.8 ft	8:39 AM 0.5 ft10:05 PM 0.3 ft	5:28 AM 4:42 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

Tide	Time (EST)	Height
Low	1:21 AM	0.0 ft
High	11:29 AM	1.0 ft

Tomorrow Saturday, Nov 14

Tide	Time (EST)	Height
Low	2:04 AM	0.1 ft
High	12:19 PM	1.0 ft

Sunday Sunday, Nov 15

Tide	Time (EST)	Height
Low	2:56 AM	0.1 ft
High	1:03 PM	1.0 ft

Active NWS alerts

No active NWS marine or coastal alerts cover this station right now (checked 1:53 AM EST).

Marine forecast AMZ726 · Coastal Waters east of Puerto Rico, around Vieques, and around and just north of Culebra and Saint John

Tonight: Southeast winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds and northeast 2 feet at 10 seconds. Isolated showers.
Friday: Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds and northeast 1 foot at 10 seconds.
Friday Night: Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds and northeast 1 foot at 10 seconds.
Saturday: Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds and northeast 1 foot at 10 seconds. Scattered showers.
Saturday Night: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 7 seconds and northeast 1 foot at 10 seconds.
Sunday: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds and northeast 1 foot at 10 seconds.
Sunday Night: East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet.
Monday: East winds 10 to 15 knots. Seas around 3 feet. Scattered showers.
Monday Night: East winds 10 to 15 knots. Seas around 3 feet. Scattered showers.
Tuesday: East winds 10 to 15 knots. Seas around 3 feet. Scattered showers.

National Weather Service, issued Thu 4:50 PM EST. Official forecast for AMZ726

Unusual tides here

We flag a predicted high at or above 2.5 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 0.8 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 0.7 ft at 1:48 AM.

Nearby stations

Culebra, PR 25 mi
Esperanza, Vieques Island, PR 39 mi
Christiansted Harbor, St Croix, VI 43 mi
San Juan, PR 79 mi
Magueyes Island, PR 141 mi
Mayaguez, PR 147 mi

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Charlotte Amalie, St. Thomas, VI: common questions

When is the next high tide at Charlotte Amalie, St. Thomas, VI?

NOAA predicts the next high tide at Charlotte Amalie, St. Thomas, VI at Fri 11:29 AM EST, 1.0 ft above mean lower low water (MLLW).

When is the next low tide at Charlotte Amalie, St. Thomas, VI?

The next predicted low tide is at Sat 2:04 AM EST, 0.1 ft relative to MLLW.

Is there a marine alert for Charlotte Amalie, St. Thomas, VI 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 Charlotte Amalie, St. Thomas, VI?

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.