Today, Tuesday, Aug 18, 2026 in Port Jefferson Harbor entrance the tide is falling. Next low tide is 09:05 AM. Next high tide is 03:19 PM.
Stony Brook, NY Tide Chart
NOAA Station:Port Jefferson Harbor entrance (8514594)
July highest tide is on Monday the 13th at a height of 8.018 ft. July lowest tide is on Wednesday the 15th at a height of -0.447 ft.
August highest tide is on Wednesday the 12th at a height of 7.865 ft. August lowest tide is on Thursday the 13th at a height of -0.313 ft.
September highest tide is on Tuesday the 29th at a height of 7.937 ft. September lowest tide is on Monday the 28th at a height of -0.148 ft.
| Day | Low Tide (FT) | High Tide (FT) | ||
|---|---|---|---|---|
| Mon 10 | 9:04 pm 7.71 ft | |||
| Tue 11 | 3:37 am -0.02 ft | 03:48 pm 0.23 ft | 9:40 am 6.95 ft | 9:59 pm 7.85 ft |
| Wed 12 | 4:29 am -0.22 ft | 04:43 pm 0.04 ft | 10:32 am 7.26 ft | 10:52 pm 7.86 ft |
| Thu 13 | 5:18 am -0.31 ft | 05:35 pm -0.04 ft | 11:23 am 7.5 ft | 11:42 pm 7.75 ft |
| Fri 14 | 6:04 am -0.28 ft | 06:26 pm -0.01 ft | 12:11 pm 7.62 ft | |
| Sat 15 | 6:49 am -0.11 ft | 07:15 pm 0.12 ft | 12:31 am 7.51 ft | 12:58 pm 7.63 ft |
| Sun 16 | 7:33 am 0.17 ft | 08:05 pm 0.34 ft | 1:19 am 7.19 ft | 1:44 pm 7.53 ft |
| Mon 17 | 8:18 am 0.52 ft | 08:55 pm 0.59 ft | 2:08 am 6.82 ft | 2:31 pm 7.34 ft |
| Tue 18 | 9:05 am 0.89 ft | 09:48 pm 0.85 ft | 2:57 am 6.45 ft | 3:19 pm 7.08 ft |
| Wed 19 | 9:55 am 1.24 ft | 10:42 pm 1.07 ft | 3:49 am 6.12 ft | 4:09 pm 6.81 ft |
| Thu 20 | 10:49 am 1.51 ft | 11:39 pm 1.22 ft | 4:45 am 5.86 ft | 5:04 pm 6.57 ft |
| Fri 21 | 11:47 am 1.64 ft | 5:43 am 5.73 ft | 6:02 pm 6.44 ft | |
| Sat 22 | 12:35 am 1.25 ft | 12:45 pm 1.64 ft | 6:43 am 5.74 ft | 7:01 pm 6.44 ft |
| Sun 23 | 1:30 am 1.18 ft | 01:40 pm 1.49 ft | 7:39 am 5.89 ft | 7:56 pm 6.57 ft |
| Mon 24 | 2:21 am 1.02 ft | 02:31 pm 1.27 ft | 8:30 am 6.13 ft | 8:44 pm 6.76 ft |
| Tue 25 | 3:06 am 0.81 ft | 03:18 pm 1.02 ft | 9:14 am 6.4 ft | |