Tide Data for - Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current

GFF Tide Prediction Graphs and Tables


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Current Graph and Table for
Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current


(40.9699° N, 73.0917° W)

This chart predicts EBB and FLOW of CURRENT, not a tide height graph
Current Graph Start Time: 2026-08-18 00:00
Tide graph for Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current
This chart predicts EBB and FLOW of CURRENT, not a tide height graph
This chart predicts EBB and FLOW of CURRENT, not a tide height graph
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Map of Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current
Raw Tide Data
Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current
40.9699° N, 73.0917° W
Flood direction 154° true
Ebb direction 1° true

2026-08-18 01:27 AM EDT 1.12 knots Max Flood
2026-08-18 04:43 AM EDT -0.00 knots Slack, Ebb Begins
2026-08-18 06:05 AM EDT Sunrise
2026-08-18 07:44 AM EDT -0.65 knots Max Ebb
2026-08-18 10:24 AM EDT 0.00 knots Slack, Flood Begins
2026-08-18 12:39 PM EDT Moonrise
2026-08-18 01:52 PM EDT 1.12 knots Max Flood
2026-08-18 05:07 PM EDT -0.00 knots Slack, Ebb Begins
2026-08-18 07:46 PM EDT Sunset

2026-08-18 08:13 PM EDT -0.74 knots Max Ebb
2026-08-18 10:26 PM EDT Moonset
2026-08-18 11:02 PM EDT 0.00 knots Slack, Flood Begins
2026-08-19 02:22 AM EDT 1.02 knots Max Flood
2026-08-19 05:38 AM EDT -0.00 knots Slack, Ebb Begins
2026-08-19 06:06 AM EDT Sunrise
2026-08-19 08:26 AM EDT -0.57 knots Max Ebb
2026-08-19 11:09 AM EDT 0.00 knots Slack, Flood Begins
2026-08-19 01:44 PM EDT Moonrise
2026-08-19 02:46 PM EDT 1.01 knots Max Flood
2026-08-19 06:00 PM EDT -0.00 knots Slack, Ebb Begins
2026-08-19 07:44 PM EDT Sunset

2026-08-19 09:00 PM EDT -0.68 knots Max Ebb
2026-08-19 10:46 PM EDT First Quarter
2026-08-19 10:58 PM EDT Moonset
2026-08-19 11:51 PM EDT 0.00 knots Slack, Flood Begins

Tide Graphs and Charts - Port Jefferson Harbor entrance (depth 31 ft), Long Island Sound, New York Current

NOT FOR NAVIGATION

The accuracy of these tide predictions is not guaranteed in any way. You should not use this program if anyone or anything could come to harm as a result of an incorrect tide prediction. NOAA and similar agencies in other countries can provide you with certified tide predictions if that is what you need.

XTide's predictions do not incorporate the effects of tropical storms, El Niņo, seismic events, subsidence, uplift, or changes in global sea level.