Explore / Station TEC3047
Sullivans Island (outer coast) tide times
32.7667°N · 79.8333°W
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Tide times for Sullivans Island (outer coast)
Today, Saturday, August 22, in Sullivans Island (outer coast), high tide is at 3:40 AM (4.5 ft) and 4:34 PM (5.4 ft), and low tide is at 9:44 AM (1.1 ft) and 10:51 PM (1.4 ft) (local time). Sunrise is at 5:48 AM and sunset is at 6:58 PM local time. Heights are in feet above MLLW, the chart datum.
The moon is a first quarter today, 68% illuminated.
7-day tide table (local time)
| Day | High tides | Low tides | Sunrise | Sunset |
|---|---|---|---|---|
| Today, Sat, Aug 22 | 3:40 AM (4.5 ft) 4:34 PM (5.4 ft) | 9:44 AM (1.1 ft) 10:51 PM (1.4 ft) | 5:48 AM | 6:58 PM |
| Sun, Aug 23 | 4:35 AM (4.5 ft) 5:27 PM (5.5 ft) | 10:37 AM (1.0 ft) 11:41 PM (1.2 ft) | 5:49 AM | 6:57 PM |
| Mon, Aug 24 | 5:30 AM (4.6 ft) 6:15 PM (5.6 ft) | 11:29 AM (0.9 ft) | 5:50 AM | 6:56 PM |
| Tue, Aug 25 | 6:20 AM (4.8 ft) 6:59 PM (5.8 ft) | 12:26 AM (1.1 ft) 12:18 PM (0.7 ft) | 5:50 AM | 6:55 PM |
| Wed, Aug 26 | 7:05 AM (5.0 ft) 7:38 PM (5.9 ft) | 1:08 AM (0.9 ft) 1:03 PM (0.6 ft) | 5:51 AM | 6:53 PM |
| Thu, Aug 27 | 7:46 AM (5.2 ft) 8:16 PM (5.9 ft) | 1:47 AM (0.7 ft) 1:47 PM (0.5 ft) | 5:52 AM | 6:52 PM |
| Fri, Aug 28 | 8:25 AM (5.4 ft) 8:51 PM (5.9 ft) | 2:25 AM (0.5 ft) 2:31 PM (0.4 ft) | 5:52 AM | 6:51 PM |
NOAA harmonic predictions for station TEC3047, datum MLLW, station local time. Updated daily. Predictions are for planning, not navigation.
Sullivans Island (outer coast) tide questions
- What time is high tide in Sullivans Island (outer coast) today?
- High tide in Sullivans Island (outer coast) today (Saturday, August 22) is at 3:40 AM (4.5 ft) and 4:34 PM (5.4 ft), local station time (local time). Heights are measured in feet above MLLW.
- What time is low tide in Sullivans Island (outer coast) today?
- Low tide in Sullivans Island (outer coast) today (Saturday, August 22) is at 9:44 AM (1.1 ft) and 10:51 PM (1.4 ft), local station time (local time).
- How big are the tides in Sullivans Island (outer coast) this week?
- Over the next seven days the water at Sullivans Island (outer coast) spans 5.5 ft — from a low of 0.4 ft at 2:31 PM on Fri, Aug 28 to a high of 5.9 ft at 8:16 PM on Thu, Aug 27.
- When is the next minus tide at Sullivans Island (outer coast)?
- No minus tides (lows below the MLLW zero line) are predicted at Sullivans Island (outer coast) in the next seven days. The biggest minus tides cluster around full and new moons, especially near the summer and winter solstices.
- How accurate are tide predictions for Sullivans Island (outer coast)?
- Predictions come from NOAA harmonic analysis of long-term water level records at this station, which is why tide tables can be published years in advance. Astronomical timing is very reliable, but actual water level can run higher or lower with sustained wind, barometric pressure, and river flow — Perigee overlays live observed water levels on the chart above so you can see today's difference.
About station TEC3047
Sullivans Island (outer coast) is NOAA tide station TEC3047, at 32.7667°N, 79.8333°W. Perigee charts its tide predictions and six-minute water level observations live from NOAA CO-OPS, alongside wind, temperature, and the sun and moon over this spot. Everything on this page is also available from the free Perigee API and MCP server.