Latest Tide Table

Tide Times for Seavey Island, Portsmouth Harbor (sub)

Lat Long: 43.08° N 70.75° W

Today's tide times for Seavey Island, Portsmouth Harbor, New Hampshire (sub)

The predicted tide times today on Friday 06 March 2026 for Seavey Island, Portsmouth Harbor (sub) are: first high tide at 00:58am, first low tide at 7:07am, second high tide at 1:21pm, second low tide at 7:23pm. Sunrise is at 6:10am and sunset is at 5:38pm.

Today's tide times for Seavey Island, Portsmouth Harbor (sub): Friday 06 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide00:58 AM(Fri 06 March)8.79 ft (2.68 m)
Low Tide 7:07 AM(Fri 06 March)-0.27 ft (-0.08 m)
High Tide 1:21 PM(Fri 06 March)8.46 ft (2.58 m)
Low Tide 7:23 PM(Fri 06 March)0.14 ft (0.04 m)
Tide Datum: -
TideHigh
TideLow
Tide Rising
  • Wind Speed
    -
  • Swell
    —
  • Weather
High tide in:
Live Tide
Next Tide State HIGH TIDE in Seavey Island, Portsmouth Harbor (sub) is at
which is in from now.
Next Tide Falling LOW TIDE in Seavey Island, Portsmouth Harbor (sub) is at
which is in from now.
The tide is .Tide state rising
Local time:

Tide chart for Seavey Island, Portsmouth Harbor (sub)Showing low and high tide times for the next 30 days at Seavey Island, Portsmouth Harbor (sub). Tide Times are EST (UTC -5.0hrs).

View Seavey Island, Portsmouth Harbor (sub) 7 Day Tide Chart Image.

Seavey Island, Portsmouth Harbor, New Hampshire (sub) Tide Chart including high and low tide times for the next 7 days
Print:
Print IconPrint Tide Table
Click Tap Expand to expand the day into detailed view, Click Tap any to view the height and time.

HIGH
(EST)
LOW
(EST)
Sun
Moon
Set
Rise
Wind

Friday, 6 Mar
7 Mar
8 Mar
9 Mar
10 Mar
11 Mar
12 Mar
13 Mar
14 Mar
15 Mar
16 Mar
17 Mar
18 Mar
19 Mar
20 Mar
21 Mar
22 Mar
23 Mar
24 Mar
25 Mar
26 Mar
27 Mar
28 Mar
29 Mar
30 Mar
31 Mar
1 Apr
2 Apr
3 Apr
AMPMSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThuFri
00:58AM2.68m
1:21PM2.58m
1:36AM2.62m
2:03PM2.44m
3:14AM2.54m
3:46PM2.29m
3:55AM2.45m
4:32PM2.15m
4:40AM2.36m
5:24PM2.04m
5:32AM2.27m
6:23PM1.96m
6:31AM2.23m
7:25PM1.94m
7:33AM2.23m
8:26PM1.98m
8:33AM2.29m
9:19PM2.08m
9:27AM2.39m
10:05PM2.22m
10:14AM2.51m
10:46PM2.37m
10:57AM2.62m
11:24PM2.53m
11:39AM2.71m
00:02AM2.68m
12:21PM2.76m
00:40AM2.81m
1:04PM2.77m
1:20AM2.90m
1:49PM2.72m
2:04AM2.93m
2:38PM2.64m
2:51AM2.91m
3:31PM2.52m
3:44AM2.83m
4:30PM2.39m
4:43AM2.73m
5:36PM2.29m
5:50AM2.63m
6:48PM2.24m
7:04AM2.57m
8:01PM2.27m
8:18AM2.57m
9:06PM2.37m
9:24AM2.62m
10:03PM2.49m
10:21AM2.66m
10:52PM2.60m
11:12AM2.69m
11:35PM2.68m
11:57AM2.68m
00:15AM2.72m
12:38PM2.64m
00:51AM2.72m
1:18PM2.56m
7:07AM-0.08m
7:23PM0.04m
7:49AM0.00m
8:01PM0.18m
9:32AM0.10m
9:41PM0.31m
10:18AM0.21m
10:24PM0.44m
11:08AM0.32m
11:14PM0.55m
12:05PM0.40m
00:10AM0.62m
1:07PM0.44m
1:12AM0.63m
2:09PM0.41m
2:14AM0.58m
3:03PM0.33m
3:09AM0.47m
3:50PM0.23m
3:58AM0.33m
4:32PM0.11m
4:42AM0.17m
5:10PM-0.01m
5:24AM0.01m
5:48PM-0.09m
6:07AM-0.13m
6:26PM-0.15m
6:49AM-0.24m
7:06PM-0.16m
7:35AM-0.30m
7:49PM-0.13m
8:23AM-0.30m
8:36PM-0.05m
9:14AM-0.24m
9:26PM0.06m
10:11AM-0.14m
10:23PM0.19m
11:15AM-0.02m
11:28PM0.30m
12:26PM0.06m
00:41AM0.35m
1:38PM0.09m
1:55AM0.32m
2:45PM0.06m
3:03AM0.23m
3:44PM0.01m
4:03AM0.11m
4:35PM-0.04m
4:55AM0.00m
5:20PM-0.05m
5:41AM-0.07m
6:00PM-0.03m
6:24AM-0.10m
6:38PM0.03m
7:04AM-0.10m
7:14PM0.11m
tide state
6:10AM
tide state
5:38PM
6:09AM
5:39PM
7:07AM
6:40PM
7:05AM
6:42PM
7:03AM
6:43PM
7:02AM
6:44PM
7:00AM
6:45PM
6:58AM
6:47PM
6:56AM
6:48PM
6:55AM
6:49PM
6:53AM
6:50PM
6:51AM
6:51PM
6:49AM
6:53PM
6:47AM
6:54PM
6:46AM
6:55PM
6:44AM
6:56PM
6:42AM
6:57PM
6:40AM
6:59PM
6:39AM
7:00PM
6:37AM
7:01PM
6:35AM
7:02PM
6:33AM
7:03PM
6:31AM
7:04PM
6:30AM
7:06PM
6:28AM
7:07PM
6:26AM
7:08PM
6:24AM
7:09PM
6:23AM
7:10PM
6:21AM
7:11PM
0.61% - (Waning Gibbous)
tide state
7:15AM
0.63% - (Waning Gibbous)
tide state
9:24PM
0.67% - (Waning Gibbous)
7:37AM
10:31PM
0.68% - (Waning Gibbous)
9:02AM

0.7% - (Waning Gibbous)
9:31AM
00:36AM
0.74% - (Last Quarter)
10:08AM
1:40AM
0.77% - (Last Quarter)
10:54AM
2:39AM
0.81% - (Waning Crescent)
11:48AM
3:32AM
0.84% - (Waning Crescent)
12:50PM
4:16AM
0.88% - (Waning Crescent)
1:57PM
4:53AM
0.91% - (Waning Crescent)
3:07PM
5:23AM
0.95% - (Waning Crescent)
4:18PM
5:49AM
0.98% - (New Moon)
5:30PM
6:11AM
1.01% - ()
6:43PM
6:32AM
0.03% - (Waxing Crescent)
7:57PM
6:53AM
0.07% - (Waxing Crescent)
9:15PM
7:15AM
0.1% - (Waxing Crescent)
10:35PM
7:40AM
0.14% - (Waxing Crescent)
11:55PM
8:11AM
0.17% - (Waxing Crescent)

8:50AM
0.21% - (Waxing Crescent)
1:12AM
9:40AM
0.24% - (First Quarter)
2:20AM
10:42AM
0.28% - (First Quarter)
3:16AM
11:53AM
0.31% - (Waxing Gibbous)
3:59AM
1:09PM
0.35% - (Waxing Gibbous)
4:33AM
2:24PM
0.38% - (Waxing Gibbous)
4:59AM
3:37PM
0.42% - (Waxing Gibbous)
5:21AM
4:47PM
0.45% - (Waxing Gibbous)
5:41AM
5:56PM
0.49% - (Full Moon)
6:00AM
7:02PM
0.53% - (Full Moon)
6:19AM
8:09PM
0.56% - (Waning Gibbous)
6:40AM
9:15PM
25
NE
25
NNE
15
NE
5
ESE
20
SSW
15
W
15
SSW
15
WNW
20
NNE
5
W
15
SE
15
WSW
5
SSE
25
SSE
25
WNW
25
NW
15
SSW
5
ESE
10
NE
heavy snowlight snowcloudcloudcloudcloudclearclearlight snowlight snowpart cloudcloudpart cloudcloudcloudclearlight snowlight snowlight rain

Seavey Island, Portsmouth Harbor (sub) 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 (sub). 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 (sub).

Tide Times are EST (UTC -5.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor (sub) was on Tue 03 Mar (height: 2.83m 9.3ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor (sub) will be on Sat 21 Mar (height: 2.93m 9.6ft).

Seavey Island, Portsmouth Harbor (sub) 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 (sub). The grey shading corresponds to nighttime hours between sunset and sunrise at Seavey Island, Portsmouth Harbor (sub).

Tide Times are EST (UTC -5.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor (sub) was on Tue 03 Mar (height: 2.83m 9.3ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor (sub) will be on Sat 21 Mar (height: 2.93m 9.6ft).

Seavey Island, Portsmouth Harbor (sub) tide times for March

March Tide charts for Seavey Island, Portsmouth Harbor (sub): 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 (sub) (tomorrow): Saturday 07 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 1:36 AM(Sat 07 March)8.61 ft (2.62 m)
Low Tide 7:49 AM(Sat 07 March)0.0 ft (0.0 m)
High Tide 2:03 PM(Sat 07 March)8.0 ft (2.44 m)
Low Tide 8:01 PM(Sat 07 March)0.58 ft (0.18 m)
tide stateSunrise: 6:09AMtide stateSunset: 5:39PMtide stateMoonset: 7:37AMtide stateMoonrise:10:31PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 08 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 3:14 AM(Sun 08 March)8.35 ft (2.54 m)
Low Tide 9:32 AM(Sun 08 March)0.33 ft (0.1 m)
High Tide 3:46 PM(Sun 08 March)7.52 ft (2.29 m)
Low Tide 9:41 PM(Sun 08 March)1.03 ft (0.31 m)
tide stateSunrise: 7:07AMtide stateSunset: 6:40PMtide stateMoonset: 9:02AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 09 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 3:55 AM(Mon 09 March)8.04 ft (2.45 m)
Low Tide10:18 AM(Mon 09 March)0.7 ft (0.21 m)
High Tide 4:32 PM(Mon 09 March)7.07 ft (2.15 m)
Low Tide10:24 PM(Mon 09 March)1.46 ft (0.44 m)
tide stateSunrise: 7:05AMtide stateSunset: 6:42PMtide stateMoonrise:00:36AMtide stateMoonset: 9:31AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 10 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 4:40 AM(Tue 10 March)7.73 ft (2.36 m)
Low Tide11:08 AM(Tue 10 March)1.05 ft (0.32 m)
High Tide 5:24 PM(Tue 10 March)6.68 ft (2.04 m)
Low Tide11:14 PM(Tue 10 March)1.81 ft (0.55 m)
tide stateSunrise: 7:03AMtide stateSunset: 6:43PMtide stateMoonrise: 1:40AMtide stateMoonset:10:08AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 11 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 5:32 AM(Wed 11 March)7.46 ft (2.27 m)
Low Tide12:05 PM(Wed 11 March)1.31 ft (0.4 m)
High Tide 6:23 PM(Wed 11 March)6.43 ft (1.96 m)
tide stateSunrise: 7:02AMtide stateSunset: 6:44PMtide stateMoonrise: 2:39AMtide stateMoonset:10:54AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 12 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide00:10 AM(Thu 12 March)2.03 ft (0.62 m)
High Tide 6:31 AM(Thu 12 March)7.31 ft (2.23 m)
Low Tide 1:07 PM(Thu 12 March)1.43 ft (0.44 m)
High Tide 7:25 PM(Thu 12 March)6.36 ft (1.94 m)
tide stateSunrise: 7:00AMtide stateSunset: 6:45PMtide stateMoonrise: 3:32AMtide stateMoonset:11:48AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 13 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 1:12 AM(Fri 13 March)2.07 ft (0.63 m)
High Tide 7:33 AM(Fri 13 March)7.32 ft (2.23 m)
Low Tide 2:09 PM(Fri 13 March)1.35 ft (0.41 m)
High Tide 8:26 PM(Fri 13 March)6.51 ft (1.98 m)
tide stateSunrise: 6:58AMtide stateSunset: 6:47PMtide stateMoonrise: 4:16AMtide stateMoonset:12:50PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 14 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 2:14 AM(Sat 14 March)1.9 ft (0.58 m)
High Tide 8:33 AM(Sat 14 March)7.52 ft (2.29 m)
Low Tide 3:03 PM(Sat 14 March)1.09 ft (0.33 m)
High Tide 9:19 PM(Sat 14 March)6.83 ft (2.08 m)
tide stateSunrise: 6:56AMtide stateSunset: 6:48PMtide stateMoonrise: 4:53AMtide stateMoonset: 1:57PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 15 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 3:09 AM(Sun 15 March)1.55 ft (0.47 m)
High Tide 9:27 AM(Sun 15 March)7.85 ft (2.39 m)
Low Tide 3:50 PM(Sun 15 March)0.74 ft (0.23 m)
High Tide10:05 PM(Sun 15 March)7.27 ft (2.22 m)
tide stateSunrise: 6:55AMtide stateSunset: 6:49PMtide stateMoonrise: 5:23AMtide stateMoonset: 3:07PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 16 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 3:58 AM(Mon 16 March)1.08 ft (0.33 m)
High Tide10:14 AM(Mon 16 March)8.23 ft (2.51 m)
Low Tide 4:32 PM(Mon 16 March)0.35 ft (0.11 m)
High Tide10:46 PM(Mon 16 March)7.78 ft (2.37 m)
tide stateSunrise: 6:53AMtide stateSunset: 6:50PMtide stateMoonrise: 5:49AMtide stateMoonset: 4:18PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 17 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 4:42 AM(Tue 17 March)0.56 ft (0.17 m)
High Tide10:57 AM(Tue 17 March)8.59 ft (2.62 m)
Low Tide 5:10 PM(Tue 17 March)-0.02 ft (-0.01 m)
High Tide11:24 PM(Tue 17 March)8.3 ft (2.53 m)
tide stateSunrise: 6:51AMtide stateSunset: 6:51PMtide stateMoonrise: 6:11AMtide stateMoonset: 5:30PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 18 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 5:24 AM(Wed 18 March)0.04 ft (0.01 m)
High Tide11:39 AM(Wed 18 March)8.88 ft (2.71 m)
Low Tide 5:48 PM(Wed 18 March)-0.31 ft (-0.09 m)
tide stateSunrise: 6:49AMtide stateSunset: 6:53PMtide stateMoonrise: 6:32AMtide stateMoonset: 6:43PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 19 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide00:02 AM(Thu 19 March)8.8 ft (2.68 m)
Low Tide 6:07 AM(Thu 19 March)-0.43 ft (-0.13 m)
High Tide12:21 PM(Thu 19 March)9.05 ft (2.76 m)
Low Tide 6:26 PM(Thu 19 March)-0.5 ft (-0.15 m)
tide stateSunrise: 6:47AMtide stateSunset: 6:54PMtide stateMoonrise: 6:53AMtide stateMoonset: 7:57PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 20 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide00:40 AM(Fri 20 March)9.22 ft (2.81 m)
Low Tide 6:49 AM(Fri 20 March)-0.78 ft (-0.24 m)
High Tide 1:04 PM(Fri 20 March)9.08 ft (2.77 m)
Low Tide 7:06 PM(Fri 20 March)-0.54 ft (-0.16 m)
tide stateSunrise: 6:46AMtide stateSunset: 6:55PMtide stateMoonrise: 7:15AMtide stateMoonset: 9:15PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 21 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 1:20 AM(Sat 21 March)9.5 ft (2.9 m)
Low Tide 7:35 AM(Sat 21 March)-0.97 ft (-0.3 m)
High Tide 1:49 PM(Sat 21 March)8.94 ft (2.72 m)
Low Tide 7:49 PM(Sat 21 March)-0.42 ft (-0.13 m)
tide stateSunrise: 6:44AMtide stateSunset: 6:56PMtide stateMoonrise: 7:40AMtide stateMoonset:10:35PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 22 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 2:04 AM(Sun 22 March)9.62 ft (2.93 m)
Low Tide 8:23 AM(Sun 22 March)-0.97 ft (-0.3 m)
High Tide 2:38 PM(Sun 22 March)8.66 ft (2.64 m)
Low Tide 8:36 PM(Sun 22 March)-0.16 ft (-0.05 m)
tide stateSunrise: 6:42AMtide stateSunset: 6:57PMtide stateMoonrise: 8:11AMtide stateMoonset:11:55PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 23 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 2:51 AM(Mon 23 March)9.54 ft (2.91 m)
Low Tide 9:14 AM(Mon 23 March)-0.78 ft (-0.24 m)
High Tide 3:31 PM(Mon 23 March)8.27 ft (2.52 m)
Low Tide 9:26 PM(Mon 23 March)0.21 ft (0.06 m)
tide stateSunrise: 6:40AMtide stateSunset: 6:59PMtide stateMoonrise: 8:50AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 24 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 3:44 AM(Tue 24 March)9.3 ft (2.83 m)
Low Tide10:11 AM(Tue 24 March)-0.45 ft (-0.14 m)
High Tide 4:30 PM(Tue 24 March)7.84 ft (2.39 m)
Low Tide10:23 PM(Tue 24 March)0.63 ft (0.19 m)
tide stateSunrise: 6:39AMtide stateSunset: 7:00PMtide stateMoonset: 1:12AMtide stateMoonrise: 9:40AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 25 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 4:43 AM(Wed 25 March)8.95 ft (2.73 m)
Low Tide11:15 AM(Wed 25 March)-0.08 ft (-0.02 m)
High Tide 5:36 PM(Wed 25 March)7.5 ft (2.29 m)
Low Tide11:28 PM(Wed 25 March)0.98 ft (0.3 m)
tide stateSunrise: 6:37AMtide stateSunset: 7:01PMtide stateMoonset: 2:20AMtide stateMoonrise:10:42AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 26 March 2026

Tidetide stateTime (EST)& DateHeight
High Tide 5:50 AM(Thu 26 March)8.62 ft (2.63 m)
Low Tide12:26 PM(Thu 26 March)0.2 ft (0.06 m)
High Tide 6:48 PM(Thu 26 March)7.34 ft (2.24 m)
tide stateSunrise: 6:35AMtide stateSunset: 7:02PMtide stateMoonset: 3:16AMtide stateMoonrise:11:53AM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 27 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide00:41 AM(Fri 27 March)1.15 ft (0.35 m)
High Tide 7:04 AM(Fri 27 March)8.42 ft (2.57 m)
Low Tide 1:38 PM(Fri 27 March)0.29 ft (0.09 m)
High Tide 8:01 PM(Fri 27 March)7.45 ft (2.27 m)
tide stateSunrise: 6:33AMtide stateSunset: 7:03PMtide stateMoonset: 3:59AMtide stateMoonrise: 1:09PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 28 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 1:55 AM(Sat 28 March)1.06 ft (0.32 m)
High Tide 8:18 AM(Sat 28 March)8.43 ft (2.57 m)
Low Tide 2:45 PM(Sat 28 March)0.2 ft (0.06 m)
High Tide 9:06 PM(Sat 28 March)7.76 ft (2.37 m)
tide stateSunrise: 6:31AMtide stateSunset: 7:04PMtide stateMoonset: 4:33AMtide stateMoonrise: 2:24PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 29 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 3:03 AM(Sun 29 March)0.75 ft (0.23 m)
High Tide 9:24 AM(Sun 29 March)8.58 ft (2.62 m)
Low Tide 3:44 PM(Sun 29 March)0.03 ft (0.01 m)
High Tide10:03 PM(Sun 29 March)8.16 ft (2.49 m)
tide stateSunrise: 6:30AMtide stateSunset: 7:06PMtide stateMoonset: 4:59AMtide stateMoonrise: 3:37PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 30 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 4:03 AM(Mon 30 March)0.36 ft (0.11 m)
High Tide10:21 AM(Mon 30 March)8.74 ft (2.66 m)
Low Tide 4:35 PM(Mon 30 March)-0.12 ft (-0.04 m)
High Tide10:52 PM(Mon 30 March)8.53 ft (2.6 m)
tide stateSunrise: 6:28AMtide stateSunset: 7:07PMtide stateMoonset: 5:21AMtide stateMoonrise: 4:47PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 31 March 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 4:55 AM(Tue 31 March)0.0 ft (0.0 m)
High Tide11:12 AM(Tue 31 March)8.83 ft (2.69 m)
Low Tide 5:20 PM(Tue 31 March)-0.16 ft (-0.05 m)
High Tide11:35 PM(Tue 31 March)8.79 ft (2.68 m)
tide stateSunrise: 6:26AMtide stateSunset: 7:08PMtide stateMoonset: 5:41AMtide stateMoonrise: 5:56PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 01 April 2026

Tidetide stateTime (EST)& DateHeight
Low Tide 5:41 AM(Wed 01 April)-0.24 ft (-0.07 m)
High Tide11:57 AM(Wed 01 April)8.8 ft (2.68 m)
Low Tide 6:00 PM(Wed 01 April)-0.09 ft (-0.03 m)
tide stateSunrise: 6:24AMtide stateSunset: 7:09PMtide stateMoonset: 6:00AMtide stateMoonrise: 7:02PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 02 April 2026

Tidetide stateTime (EST)& DateHeight
High Tide00:15 AM(Thu 02 April)8.93 ft (2.72 m)
Low Tide 6:24 AM(Thu 02 April)-0.34 ft (-0.1 m)
High Tide12:38 PM(Thu 02 April)8.65 ft (2.64 m)
Low Tide 6:38 PM(Thu 02 April)0.1 ft (0.03 m)
tide stateSunrise: 6:23AMtide stateSunset: 7:10PMtide stateMoonset: 6:19AMtide stateMoonrise: 8:09PM

Powered by Tide-Forecast.com

Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 03 April 2026

Tidetide stateTime (EST)& DateHeight
High Tide00:51 AM(Fri 03 April)8.94 ft (2.72 m)
Low Tide 7:04 AM(Fri 03 April)-0.32 ft (-0.1 m)
High Tide 1:18 PM(Fri 03 April)8.41 ft (2.56 m)
Low Tide 7:14 PM(Fri 03 April)0.36 ft (0.11 m)
tide stateSunrise: 6:21AMtide stateSunset: 7:11PMtide stateMoonset: 6:40AMtide stateMoonrise: 9:15PM

Powered by Tide-Forecast.com

NOTE: Use of this site for Seavey Island, Portsmouth Harbor, New Hampshire (sub) tide times is subject to our terms.

NOTE: We do not accept responsibility for any amendments or changes to the data whilst it is displayed / printed from our website.

Nearest locationNearest