New York

Port Jefferson Harbor Entrance — Tide Calendar

July 2026 · Local station time · Heights in ft (MLLW) · Negative tides only
Date Tide Curve High & Low Tides Sun Moon
Mon, Jul 13 4:51 AM -0.2 10:53 AM 6.8 4:58 PM 0.2 11:10 PM 8.0
5:31 AM
8:26 PM
4:10 AM
8:24 PM
New Moon · 1%
Tue, Jul 14 5:46 AM -0.4 11:48 AM 7.0 5:55 PM 0.1
5:32 AM
8:25 PM
5:25 AM
9:07 PM
New Moon · 0%
Wed, Jul 15 12:05 AM 8.0 6:38 AM -0.5 12:41 PM 7.2 6:50 PM 0.0
5:33 AM
8:25 PM
6:43 AM
9:41 PM
New Moon · 2%
Thu, Jul 16 12:59 AM 7.9 7:28 AM -0.4 1:34 PM 7.4 7:45 PM 0.1
5:34 AM
8:24 PM
8:00 AM
10:09 PM
Waxing Crescent · 7%
Fri, Jul 17 1:52 AM 7.7 8:17 AM -0.3 2:26 PM 7.4 8:40 PM 0.2
5:35 AM
8:23 PM
9:13 AM
10:33 PM
Waxing Crescent · 14%
Sat, Jul 18 2:45 AM 7.3 9:06 AM -0.1 3:17 PM 7.4 9:34 PM 0.4
5:35 AM
8:23 PM
10:23 AM
10:55 PM
Waxing Crescent · 22%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 8514594 · view the interactive daily chart