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Port Jefferson Harbor entrance

Port Jefferson Harbor entrance Currents

The current is ebbing at 1.1 kt. Peaking at 1.1 kt at 1:54 AM. Smooth water, SSW wind at 15 kt with gusts to 23 kt.

Last Current - Slack

10:07 PM

EDT

3 hours, 18 minutes ago

Next Current - Ebb

1:54 AM

EDT

NNW

1.1 kt

28 minutes from now

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Following Current - Slack

4:35 AM

EDT

3 hours, 9 minutes from now

Today

🌊 Currents

Ebb

1:54 AM

NNW

1.1 kt

Slack

4:35 AM

Flood

7:30 AM

SSE

1.8 kt

Slack

10:39 AM

Ebb

2:15 PM

NNW

1.1 kt

Slack

5:04 PM

Flood

7:56 PM

SSE

1.7 kt

Slack

11:03 PM

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Tomorrow

🌊 Currents

Ebb

2:45 AM

NNW

1.1 kt

Slack

5:26 AM

Flood

8:20 AM

SSE

1.9 kt

Slack

11:28 AM

Ebb

3:09 PM

NNW

1.1 kt

Slack

5:56 PM

Flood

8:47 PM

SSE

1.8 kt

Slack

11:53 PM

🌤️ Marine Weather

Saturday - October 10, 2026

🌊 Currents

Ebb

3:29 AM

NNW

1.2 kt

Slack

6:11 AM

Flood

9:07 AM

SSE

1.9 kt

Slack

12:12 PM

Ebb

3:53 PM

NNW

1.2 kt

Slack

6:43 PM

Flood

9:36 PM

SSE

1.8 kt

🌤️ Marine Weather

Sunday - October 11, 2026

🌊 Currents

Slack

12:40 AM

Ebb

4:07 AM

NNW

1.2 kt

Slack

6:52 AM

Flood

9:51 AM

SSE

1.9 kt

Slack

12:54 PM

Ebb

4:28 PM

NNW

1.2 kt

Slack

7:27 PM

Flood

10:21 PM

SSE

1.8 kt

🌤️ Marine Weather

Monday - October 12, 2026

🌊 Currents

Slack

1:25 AM

Ebb

4:40 AM

NNW

1.1 kt

Slack

7:31 AM

Flood

10:33 AM

SSE

1.9 kt

Slack

1:35 PM

Ebb

5:00 PM

NNW

1.2 kt

Slack

8:08 PM

Flood

11:05 PM

SSE

1.7 kt

🌤️ Marine Weather

Tuesday - October 13, 2026

🌊 Currents

Slack

2:08 AM

Ebb

5:14 AM

NNW

1.1 kt

Slack

8:09 AM

Flood

11:13 AM

SSE

1.8 kt

Slack

2:15 PM

Ebb

5:32 PM

NNW

1.1 kt

Slack

8:46 PM

Flood

11:46 PM

SSE

1.6 kt

🌤️ Marine Weather

Wednesday - October 14, 2026

🌊 Currents

Slack

2:51 AM

Ebb

5:51 AM

NNW

1.0 kt

Slack

8:46 AM

Flood

11:52 AM

SSE

1.6 kt

Slack

2:55 PM

Ebb

6:09 PM

NNW

1.1 kt

Slack

9:23 PM

🌤️ Marine Weather

7-Day Insights

Current Extremes

Fastest Flood

Fri, Oct 9

1.9 kt at 8:20 AM

Unusually fast

Fastest Ebb

Sat, Oct 10

1.2 kt at 3:29 AM

Unusually fast

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Peak Daily Currents

Fastest

Fri, Oct 9

1.9 kt max current

Faster than usual

Slowest

Wed, Oct 14

1.6 kt max current

Typical