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Cos Cob Harbor, off Goose Island

Cos Cob Harbor, off Goose Island Currents

The current is ebbing at 0.2 kt. Next slack water at 3:29 AM. SE wind at 4 kt with gusts to 9 kt. Thunderstorms right now. Waves on the open water nearby are about 0.5'. It could be calmer here.

Last Current - Ebb

10:49 PM

EDT

0.3 kt

2 hours, 15 minutes ago

Next Current - Slack

3:29 AM

EDT

2 hours, 24 minutes from now

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Following Current - Flood

5:58 AM

EDT

NNE

0.4 kt

4 hours, 53 minutes from now

Today

🌊 Currents

Slack

3:29 AM

Flood

5:58 AM

NNE

0.4 kt

Slack

8:58 AM

Ebb

11:13 AM

0.3 kt

Slack

3:34 PM

Flood

6:01 PM

NNE

0.5 kt

Slack

9:07 PM

Ebb

11:36 PM

0.3 kt

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Tomorrow

🌊 Currents

Slack

4:14 AM

Flood

6:44 AM

NNE

0.5 kt

Slack

9:44 AM

Ebb

11:57 AM

0.3 kt

Slack

4:20 PM

Flood

6:48 PM

NNE

0.5 kt

Slack

9:54 PM

🌤️ Marine Weather

Tuesday - August 25, 2026

🌊 Currents

Ebb

12:17 AM

0.4 kt

Slack

4:55 AM

Flood

7:25 AM

NNE

0.6 kt

Slack

10:27 AM

Ebb

12:37 PM

0.3 kt

Slack

5:03 PM

Flood

7:30 PM

NNE

0.6 kt

Slack

10:37 PM

🌤️ Marine Weather

Wednesday - August 26, 2026

🌊 Currents

Ebb

12:55 AM

0.4 kt

Slack

5:32 AM

Flood

8:02 AM

NNE

0.6 kt

Slack

11:06 AM

Ebb

1:15 PM

0.4 kt

Slack

5:43 PM

Flood

8:09 PM

NNE

0.6 kt

Slack

11:17 PM

🌤️ Marine Weather

Thursday - August 27, 2026

🌊 Currents

Ebb

1:32 AM

0.4 kt

Slack

6:07 AM

Flood

8:37 AM

NNE

0.7 kt

Slack

11:44 AM

Ebb

1:53 PM

0.4 kt

Slack

6:23 PM

Flood

8:47 PM

NNE

0.7 kt

Slack

11:57 PM

🌤️ Marine Weather

Friday - August 28, 2026

🌊 Currents

Ebb

2:10 AM

0.4 kt

Slack

6:42 AM

Flood

9:11 AM

NNE

0.7 kt

Slack

12:21 PM

Ebb

2:32 PM

0.5 kt

Slack

7:03 PM

Flood

9:25 PM

NNE

0.7 kt

🌤️ Marine Weather

Saturday - August 29, 2026

🌊 Currents

Slack

12:37 AM

Ebb

2:49 AM

0.5 kt

Slack

7:18 AM

Flood

9:46 AM

NNE

0.8 kt

Slack

12:59 PM

Ebb

3:12 PM

0.5 kt

Slack

7:43 PM

Flood

10:05 PM

NNE

0.7 kt

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Sat, Aug 29

0.8 kt at 9:46 AM

Unusually fast

Fastest Ebb

Fri, Aug 28

0.5 kt at 2:32 PM

Unusually fast

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Peak Daily Currents

Fastest

Sat, Aug 29

0.8 kt max current

Unusually fast

Slowest

Sun, Aug 23

0.5 kt max current

Slower than usual