Today, Tuesday, Aug 18, 2026 in Portsmouth the tide is falling. Next low tide is 09:06 AM. Next high tide is 03:29 PM.
Portsmouth, NH Tide Chart
NOAA Station:Portsmouth (8423745)
July highest tide is on Tuesday the 14th at a height of 9.893 ft. July lowest tide is on Thursday the 16th at a height of -1.142 ft.
August highest tide is on Wednesday the 12th at a height of 9.621 ft. August lowest tide is on Thursday the 13th at a height of -0.916 ft.
September highest tide is on Thursday the 10th at a height of 9.208 ft. September lowest tide is on Tuesday the 29th at a height of -0.645 ft.
| Day | Low Tide (FT) | High Tide (FT) | ||
|---|---|---|---|---|
| Mon 10 | 9:02 pm 9.27 ft | |||
| Tue 11 | 3:29 am -0.5 ft | 03:36 pm 0.19 ft | 9:47 am 7.9 ft | 10:01 pm 9.51 ft |
| Wed 12 | 4:24 am -0.77 ft | 04:33 pm -0.08 ft | 10:43 am 8.25 ft | 10:57 pm 9.62 ft |
| Thu 13 | 5:16 am -0.92 ft | 05:27 pm -0.26 ft | 11:35 am 8.54 ft | 11:49 pm 9.56 ft |
| Fri 14 | 6:04 am -0.89 ft | 06:19 pm -0.32 ft | 12:23 pm 8.73 ft | |
| Sat 15 | 6:50 am -0.69 ft | 07:09 pm -0.24 ft | 12:39 am 9.32 ft | 1:10 pm 8.79 ft |
| Sun 16 | 7:35 am -0.33 ft | 07:59 pm -0.03 ft | 1:28 am 8.92 ft | 1:55 pm 8.7 ft |
| Mon 17 | 8:20 am 0.13 ft | 08:51 pm 0.26 ft | 2:17 am 8.41 ft | 2:41 pm 8.5 ft |
| Tue 18 | 9:06 am 0.64 ft | 09:44 pm 0.59 ft | 3:09 am 7.86 ft | 3:29 pm 8.23 ft |
| Wed 19 | 9:55 am 1.12 ft | 10:40 pm 0.9 ft | 4:02 am 7.34 ft | 4:19 pm 7.94 ft |
| Thu 20 | 10:47 am 1.52 ft | 11:39 pm 1.15 ft | 4:58 am 6.92 ft | 5:13 pm 7.69 ft |
| Fri 21 | 11:43 am 1.79 ft | 5:57 am 6.62 ft | 6:10 pm 7.54 ft | |
| Sat 22 | 12:41 am 1.27 ft | 12:43 pm 1.9 ft | 6:58 am 6.5 ft | 7:09 pm 7.53 ft |
| Sun 23 | 1:42 am 1.22 ft | 01:42 pm 1.83 ft | 7:57 am 6.55 ft | 8:05 pm 7.67 ft |
| Mon 24 | 2:35 am 1.03 ft | 02:34 pm 1.62 ft | 8:49 am 6.74 ft | 8:55 pm 7.9 ft |
| Tue 25 | 3:20 am 0.78 ft | 03:19 pm 1.34 ft | 9:34 am 7 ft | |