Today's tide times for Seavey Island, Portsmouth Harbor, New Hampshire
The predicted tide times today on Wednesday 26 March 2025 for Seavey Island, Portsmouth Harbor are: first low tide at 3:15am, first high tide at 9:33am, second low tide at 3:53pm, second high tide at 10:07pm. Sunrise is at 6:35am and sunset is at 7:02pm.
Today's tide times for Seavey Island, Portsmouth Harbor: Wednesday 26 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 3:15 AM(Wed 26 March) | 1.13 ft (0.34 m) |
High Tide | 9:33 AM(Wed 26 March) | 8.48 ft (2.58 m) |
Low Tide | 3:53 PM(Wed 26 March) | 0.21 ft (0.06 m) |
High Tide | 10:07 PM(Wed 26 March) | 7.93 ft (2.42 m) |
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Tide chart for Seavey Island, Portsmouth HarborShowing low and high tide times for the next 30 days at Seavey Island, Portsmouth Harbor. Tide Times are EDT (UTC -4.0hrs).
View Seavey Island, Portsmouth Harbor 7 Day Tide Chart Image.


HIGH (EDT) |
LOW (EDT) |
Sun |
Moon Set Rise |
Wind |
Wednesday, 26 Mar | 27 Mar | 28 Mar | 29 Mar | 30 Mar | 31 Mar | 1 Apr | 2 Apr | 3 Apr | 4 Apr | 5 Apr | 6 Apr | 7 Apr | 8 Apr | 9 Apr | 10 Apr | 11 Apr | 12 Apr | 13 Apr | 14 Apr | 15 Apr | 16 Apr | 17 Apr | 18 Apr | 19 Apr | 20 Apr | 21 Apr | 22 Apr | 23 Apr | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
AM | PM | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | ||
3:15AM 1.1ft 9:33AM 8.5ft 3:53PM 0.2ft 10:07PM 7.9ft | |||||||||||||||||||||||||||||||
9:33AM8.46ft | 10:07PM7.94ft | 10:22AM8.92ft 10:50PM8.56ft | 11:10AM9.25ft 11:34PM9.15ft | 11:57AM9.48ft | 00:18AM9.65ft 12:46PM9.51ft | 1:03AM9.97ft 1:35PM9.35ft | 1:50AM10.11ft 2:24PM9.02ft | 2:39AM9.94ft 3:18PM8.53ft | 3:33AM9.58ft 4:18PM8.04ft | 4:34AM9.12ft 5:25PM7.61ft | 5:43AM8.69ft 6:36PM7.42ft | 6:54AM8.4ft 7:46PM7.42ft | 8:04AM8.3ft 8:50PM7.64ft | 9:08AM8.33ft 9:43PM7.91ft | 10:01AM8.37ft 10:28PM8.14ft | 10:46AM8.37ft 11:08PM8.3ft | 11:27AM8.3ft 11:43PM8.4ft | 12:05PM8.17ft | 00:16AM8.43ft 12:41PM8.04ft | 00:48AM8.46ft 1:15PM7.91ft | 1:20AM8.46ft 1:49PM7.74ft | 1:53AM8.4ft 2:25PM7.51ft | 2:29AM8.3ft 3:05PM7.28ft | 3:10AM8.14ft 3:51PM7.02ft | 3:58AM7.94ft 4:47PM6.86ft | 4:55AM7.81ft 5:48PM6.82ft | 5:57AM7.78ft 6:49PM6.99ft | 7:01AM7.91ft 7:48PM7.35ft | 8:03AM8.17ft 8:43PM7.91ft | ||
3:15AM1.12ft | 3:53PM0.2ft | 4:06AM0.49ft 4:38PM-0.2ft | 4:55AM-0.16ft 5:21PM-0.52ft | 5:42AM-0.75ft 6:05PM-0.69ft | 6:30AM-1.18ft 6:49PM-0.72ft | 7:19AM-1.38ft 7:35PM-0.56ft | 8:10AM-1.35ft 8:23PM-0.26ft | 9:03AM-1.05ft 9:15PM0.2ft | 10:01AM-0.59ft 10:13PM0.66ft | 11:05AM-0.13ft 11:19PM1.08ft | 12:12PM0.26ft | 00:28AM1.31ft 1:20PM0.49ft | 1:39AM1.35ft 2:27PM0.56ft | 2:47AM1.21ft 3:25PM0.52ft | 3:44AM0.92ft 4:13PM0.49ft | 4:32AM0.69ft 4:54PM0.52ft | 5:13AM0.49ft 5:30PM0.59ft | 5:50AM0.39ft 6:03PM0.72ft | 6:26AM0.3ft 6:35PM0.85ft | 7:00AM0.3ft 7:07PM0.98ft | 7:35AM0.33ft 7:41PM1.15ft | 8:12AM0.39ft 8:18PM1.35ft | 8:53AM0.59ft 8:59PM1.57ft | 9:39AM0.79ft 9:46PM1.8ft | 10:32AM0.95ft 10:41PM1.97ft | 11:30AM1.05ft 11:41PM1.97ft | 12:28PM0.98ft | 00:42AM1.8ft 1:26PM0.85ft | 1:44AM1.44ft 2:23PM0.59ft | ||
6:35AM | 7:02PM | 6:33AM 7:04PM | 6:31AM 7:05PM | 6:29AM 7:06PM | 6:27AM 7:07PM | 6:26AM 7:08PM | 6:24AM 7:09PM | 6:22AM 7:10PM | 6:20AM 7:12PM | 6:19AM 7:13PM | 6:17AM 7:14PM | 6:15AM 7:15PM | 6:14AM 7:16PM | 6:12AM 7:17PM | 6:10AM 7:19PM | 6:08AM 7:20PM | 6:07AM 7:21PM | 6:05AM 7:22PM | 6:03AM 7:23PM | 6:02AM 7:24PM | 6:00AM 7:26PM | 5:58AM 7:27PM | 5:57AM 7:28PM | 5:55AM 7:29PM | 5:54AM 7:30PM | 5:52AM 7:31PM | 5:50AM 7:33PM | 5:49AM 7:34PM | 5:47AM 7:35PM | ||
5:20AM | 3:43PM | 5:02PM 5:44AM | 6:22PM 6:07AM | New Moon 7:42PM 6:29AM | 9:05PM 6:53AM | 10:30PM 7:20AM | 11:52PM 7:53AM | 8:35AM | 1:08AM 9:28AM | First Quarter 2:12AM 10:31AM | 3:02AM 11:40AM | 3:41AM 12:51PM | 4:10AM 2:01PM | 4:34AM 3:08PM | 4:54AM 4:13PM | 5:12AM 5:16PM | 5:29AM 6:18PM | Full Moon 5:46AM 7:20PM | 6:04AM 8:23PM | 6:25AM 9:28PM | 6:50AM 10:34PM | 7:21AM 11:37PM | 8:00AM | 8:48AM 00:37AM | 9:47AM 1:29AM | Last Quarter 10:53AM 2:13AM | 12:05PM 2:49AM | 1:20PM 3:19AM | 2:35PM 3:44AM | ||

Seavey Island, Portsmouth Harbor tide chart key:
The tide chart above shows the height and times of high tide and low tide for Seavey Island, Portsmouth Harbor, New Hampshire. The red flashing dot shows the tide time right now. The grey shading corresponds to nighttime hours between sunset and sunrise at Seavey Island, Portsmouth Harbor.
Tide Times are EDT (UTC -4.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor was on Wed 12 Mar (height: 2.65m 8.7ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor will be on Mon 31 Mar (height: 3.08m 10.1ft).
Seavey Island, Portsmouth Harbor tide chart key: The tide chart above shows the height and times of high tide and low tide for Seavey Island, Portsmouth Harbor, New Hampshire. The grey shading corresponds to nighttime hours between sunset and sunrise at Seavey Island, Portsmouth Harbor.
Tide Times are EDT (UTC -4.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor was on Wed 12 Mar (height: 2.65m 8.7ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor will be on Mon 31 Mar (height: 3.08m 10.1ft).
Seavey Island, Portsmouth Harbor tide times for March and April
March and April Tide charts for Seavey Island, Portsmouth Harbor: The tide charts below show the height, time and date of high and low tides for the next 30 days.
Tide Times for Seavey Island, Portsmouth Harbor (tomorrow): Thursday 27 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 4:06 AM(Thu 27 March) | 0.48 ft (0.15 m) |
High Tide | 10:22 AM(Thu 27 March) | 8.92 ft (2.72 m) |
Low Tide | 4:38 PM(Thu 27 March) | -0.2 ft (-0.06 m) |
High Tide | 10:50 PM(Thu 27 March) | 8.56 ft (2.61 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Friday 28 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 4:55 AM(Fri 28 March) | -0.17 ft (-0.05 m) |
High Tide | 11:10 AM(Fri 28 March) | 9.27 ft (2.82 m) |
Low Tide | 5:21 PM(Fri 28 March) | -0.52 ft (-0.16 m) |
High Tide | 11:34 PM(Fri 28 March) | 9.16 ft (2.79 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Saturday 29 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 5:42 AM(Sat 29 March) | -0.75 ft (-0.23 m) |
High Tide | 11:57 AM(Sat 29 March) | 9.47 ft (2.89 m) |
Low Tide | 6:05 PM(Sat 29 March) | -0.7 ft (-0.21 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Sunday 30 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 00:18 AM(Sun 30 March) | 9.65 ft (2.94 m) |
Low Tide | 6:30 AM(Sun 30 March) | -1.17 ft (-0.36 m) |
High Tide | 12:46 PM(Sun 30 March) | 9.5 ft (2.9 m) |
Low Tide | 6:49 PM(Sun 30 March) | -0.72 ft (-0.22 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Monday 31 March 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 1:03 AM(Mon 31 March) | 9.98 ft (3.04 m) |
Low Tide | 7:19 AM(Mon 31 March) | -1.38 ft (-0.42 m) |
High Tide | 1:35 PM(Mon 31 March) | 9.35 ft (2.85 m) |
Low Tide | 7:35 PM(Mon 31 March) | -0.57 ft (-0.17 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Tuesday 01 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 1:50 AM(Tue 01 April) | 10.1 ft (3.08 m) |
Low Tide | 8:10 AM(Tue 01 April) | -1.33 ft (-0.41 m) |
High Tide | 2:24 PM(Tue 01 April) | 9.02 ft (2.75 m) |
Low Tide | 8:23 PM(Tue 01 April) | -0.26 ft (-0.08 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Wednesday 02 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 2:39 AM(Wed 02 April) | 9.95 ft (3.03 m) |
Low Tide | 9:03 AM(Wed 02 April) | -1.04 ft (-0.32 m) |
High Tide | 3:18 PM(Wed 02 April) | 8.54 ft (2.6 m) |
Low Tide | 9:15 PM(Wed 02 April) | 0.19 ft (0.06 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Thursday 03 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 3:33 AM(Thu 03 April) | 9.59 ft (2.92 m) |
Low Tide | 10:01 AM(Thu 03 April) | -0.59 ft (-0.18 m) |
High Tide | 4:18 PM(Thu 03 April) | 8.03 ft (2.45 m) |
Low Tide | 10:13 PM(Thu 03 April) | 0.67 ft (0.2 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Friday 04 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 4:34 AM(Fri 04 April) | 9.11 ft (2.78 m) |
Low Tide | 11:05 AM(Fri 04 April) | -0.12 ft (-0.04 m) |
High Tide | 5:25 PM(Fri 04 April) | 7.62 ft (2.32 m) |
Low Tide | 11:19 PM(Fri 04 April) | 1.08 ft (0.33 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Saturday 05 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 5:43 AM(Sat 05 April) | 8.68 ft (2.65 m) |
Low Tide | 12:12 PM(Sat 05 April) | 0.26 ft (0.08 m) |
High Tide | 6:36 PM(Sat 05 April) | 7.41 ft (2.26 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Sunday 06 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 00:28 AM(Sun 06 April) | 1.32 ft (0.4 m) |
High Tide | 6:54 AM(Sun 06 April) | 8.4 ft (2.56 m) |
Low Tide | 1:20 PM(Sun 06 April) | 0.5 ft (0.15 m) |
High Tide | 7:46 PM(Sun 06 April) | 7.43 ft (2.26 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Monday 07 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 1:39 AM(Mon 07 April) | 1.36 ft (0.41 m) |
High Tide | 8:04 AM(Mon 07 April) | 8.29 ft (2.53 m) |
Low Tide | 2:27 PM(Mon 07 April) | 0.57 ft (0.17 m) |
High Tide | 8:50 PM(Mon 07 April) | 7.64 ft (2.33 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Tuesday 08 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 2:47 AM(Tue 08 April) | 1.2 ft (0.37 m) |
High Tide | 9:08 AM(Tue 08 April) | 8.32 ft (2.54 m) |
Low Tide | 3:25 PM(Tue 08 April) | 0.53 ft (0.16 m) |
High Tide | 9:43 PM(Tue 08 April) | 7.91 ft (2.41 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Wednesday 09 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 3:44 AM(Wed 09 April) | 0.93 ft (0.28 m) |
High Tide | 10:01 AM(Wed 09 April) | 8.37 ft (2.55 m) |
Low Tide | 4:13 PM(Wed 09 April) | 0.49 ft (0.15 m) |
High Tide | 10:28 PM(Wed 09 April) | 8.14 ft (2.48 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Thursday 10 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 4:32 AM(Thu 10 April) | 0.69 ft (0.21 m) |
High Tide | 10:46 AM(Thu 10 April) | 8.37 ft (2.55 m) |
Low Tide | 4:54 PM(Thu 10 April) | 0.52 ft (0.16 m) |
High Tide | 11:08 PM(Thu 10 April) | 8.3 ft (2.53 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Friday 11 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 5:13 AM(Fri 11 April) | 0.5 ft (0.15 m) |
High Tide | 11:27 AM(Fri 11 April) | 8.29 ft (2.53 m) |
Low Tide | 5:30 PM(Fri 11 April) | 0.6 ft (0.18 m) |
High Tide | 11:43 PM(Fri 11 April) | 8.39 ft (2.56 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Saturday 12 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 5:50 AM(Sat 12 April) | 0.38 ft (0.12 m) |
High Tide | 12:05 PM(Sat 12 April) | 8.18 ft (2.49 m) |
Low Tide | 6:03 PM(Sat 12 April) | 0.72 ft (0.22 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Sunday 13 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 00:16 AM(Sun 13 April) | 8.44 ft (2.57 m) |
Low Tide | 6:26 AM(Sun 13 April) | 0.31 ft (0.09 m) |
High Tide | 12:41 PM(Sun 13 April) | 8.05 ft (2.45 m) |
Low Tide | 6:35 PM(Sun 13 April) | 0.86 ft (0.26 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Monday 14 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 00:48 AM(Mon 14 April) | 8.46 ft (2.58 m) |
Low Tide | 7:00 AM(Mon 14 April) | 0.29 ft (0.09 m) |
High Tide | 1:15 PM(Mon 14 April) | 7.9 ft (2.41 m) |
Low Tide | 7:07 PM(Mon 14 April) | 1.0 ft (0.3 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Tuesday 15 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 1:20 AM(Tue 15 April) | 8.46 ft (2.58 m) |
Low Tide | 7:35 AM(Tue 15 April) | 0.32 ft (0.1 m) |
High Tide | 1:49 PM(Tue 15 April) | 7.73 ft (2.36 m) |
Low Tide | 7:41 PM(Tue 15 April) | 1.16 ft (0.35 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Wednesday 16 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 1:53 AM(Wed 16 April) | 8.41 ft (2.56 m) |
Low Tide | 8:12 AM(Wed 16 April) | 0.41 ft (0.12 m) |
High Tide | 2:25 PM(Wed 16 April) | 7.52 ft (2.29 m) |
Low Tide | 8:18 PM(Wed 16 April) | 1.36 ft (0.41 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Thursday 17 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 2:29 AM(Thu 17 April) | 8.3 ft (2.53 m) |
Low Tide | 8:53 AM(Thu 17 April) | 0.58 ft (0.18 m) |
High Tide | 3:05 PM(Thu 17 April) | 7.28 ft (2.22 m) |
Low Tide | 8:59 PM(Thu 17 April) | 1.58 ft (0.48 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Friday 18 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 3:10 AM(Fri 18 April) | 8.14 ft (2.48 m) |
Low Tide | 9:39 AM(Fri 18 April) | 0.78 ft (0.24 m) |
High Tide | 3:51 PM(Fri 18 April) | 7.03 ft (2.14 m) |
Low Tide | 9:46 PM(Fri 18 April) | 1.8 ft (0.55 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Saturday 19 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 3:58 AM(Sat 19 April) | 7.95 ft (2.42 m) |
Low Tide | 10:32 AM(Sat 19 April) | 0.95 ft (0.29 m) |
High Tide | 4:47 PM(Sat 19 April) | 6.85 ft (2.09 m) |
Low Tide | 10:41 PM(Sat 19 April) | 1.96 ft (0.6 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Sunday 20 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 4:55 AM(Sun 20 April) | 7.81 ft (2.38 m) |
Low Tide | 11:30 AM(Sun 20 April) | 1.04 ft (0.32 m) |
High Tide | 5:48 PM(Sun 20 April) | 6.82 ft (2.08 m) |
Low Tide | 11:41 PM(Sun 20 April) | 1.97 ft (0.6 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Monday 21 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
High Tide | 5:57 AM(Mon 21 April) | 7.79 ft (2.37 m) |
Low Tide | 12:28 PM(Mon 21 April) | 1.0 ft (0.3 m) |
High Tide | 6:49 PM(Mon 21 April) | 6.99 ft (2.13 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Tuesday 22 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 00:42 AM(Tue 22 April) | 1.8 ft (0.55 m) |
High Tide | 7:01 AM(Tue 22 April) | 7.91 ft (2.41 m) |
Low Tide | 1:26 PM(Tue 22 April) | 0.85 ft (0.26 m) |
High Tide | 7:48 PM(Tue 22 April) | 7.36 ft (2.24 m) |
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Tide Times for Seavey Island, Portsmouth Harbor: Wednesday 23 April 2025
Tide | Time (EDT)& Date | Height |
---|---|---|
Low Tide | 1:44 AM(Wed 23 April) | 1.43 ft (0.44 m) |
High Tide | 8:03 AM(Wed 23 April) | 8.16 ft (2.49 m) |
Low Tide | 2:23 PM(Wed 23 April) | 0.59 ft (0.18 m) |
High Tide | 8:43 PM(Wed 23 April) | 7.91 ft (2.41 m) |
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NOTE: We do not accept responsibility for any amendments or changes to the data whilst it is displayed / printed from our website.