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St. Mary's River Entrance

St. Mary's River Entrance Currents

A marine warning is in force for this area. The current is ebbing at 1.1 kt. Next slack water at 2:20 AM. Current predictions are astronomical, so the weather in that warning can strengthen or weaken the actual flow.

Last Current - Ebb

10:51 PM

EDT

2.8 kt

2 hours, 35 minutes ago

Next Current - Slack

2:20 AM

EDT

53 minutes from now

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Following Current - Flood

5:48 AM

EDT

3.0 kt

4 hours, 21 minutes from now

Today

🌊 Currents

Slack

2:20 AM

Flood

5:48 AM

3.0 kt

Slack

8:23 AM

Ebb

11:17 AM

3.0 kt

Slack

2:49 PM

Flood

6:12 PM

2.9 kt

Slack

8:45 PM

Ebb

11:33 PM

2.9 kt

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Tomorrow

🌊 Currents

Slack

3:02 AM

Flood

6:29 AM

3.1 kt

Slack

9:09 AM

Ebb

12:03 PM

3.1 kt

Slack

3:35 PM

Flood

6:54 PM

2.8 kt

Slack

9:29 PM

🌤️ Marine Weather

Saturday - October 10, 2026

🌊 Currents

Ebb

12:12 AM

2.9 kt

Slack

3:40 AM

Flood

7:07 AM

3.1 kt

Slack

9:52 AM

Ebb

12:45 PM

3.1 kt

Slack

4:15 PM

Flood

7:31 PM

2.7 kt

Slack

10:10 PM

🌤️ Marine Weather

Sunday - October 11, 2026

🌊 Currents

Ebb

12:50 AM

2.9 kt

Slack

4:14 AM

Flood

7:38 AM

3.0 kt

Slack

10:33 AM

Ebb

1:20 PM

3.1 kt

Slack

4:53 PM

Flood

8:01 PM

2.5 kt

Slack

10:50 PM

🌤️ Marine Weather

Monday - October 12, 2026

🌊 Currents

Ebb

1:24 AM

2.9 kt

Slack

4:47 AM

Flood

8:04 AM

2.8 kt

Slack

11:13 AM

Ebb

1:52 PM

3.1 kt

Slack

5:29 PM

Flood

8:26 PM

2.2 kt

Slack

11:29 PM

🌤️ Marine Weather

Tuesday - October 13, 2026

🌊 Currents

Ebb

1:58 AM

2.8 kt

Slack

5:20 AM

Flood

8:30 AM

2.6 kt

Slack

11:54 AM

Ebb

2:25 PM

2.9 kt

Slack

6:06 PM

Flood

8:52 PM

1.9 kt

🌤️ Marine Weather

Wednesday - October 14, 2026

🌊 Currents

Slack

12:08 AM

Ebb

2:34 AM

2.6 kt

Slack

5:53 AM

Flood

8:59 AM

2.4 kt

Slack

12:35 PM

Ebb

3:00 PM

2.7 kt

Slack

6:43 PM

Flood

9:23 PM

1.6 kt

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Fri, Oct 9

3.1 kt at 6:29 AM

Unusually fast

Fastest Ebb

Fri, Oct 9

3.1 kt at 12:03 PM

Faster than usual

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Peak Daily Currents

Fastest

Fri, Oct 9

3.1 kt max current

Faster than usual

Slowest

Wed, Oct 14

2.7 kt max current

Typical

Nautical Charts for St. Mary's River Entrance

St. Marys Entrance Cumberland Sound and Kings Bay

Intracoastal Waterway St. Simons Sound to Tolomato River

Miami to Marathon and Florida Bay