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 Sunday 20 September 2026 for Seavey Island, Portsmouth Harbor (sub) are: first low tide at 00:57am, first high tide at 7:14am, second low tide at 1:03pm, second high tide at 7:23pm. Sunrise is at 6:28am and sunset is at 6:43pm.

Today's tide times for Seavey Island, Portsmouth Harbor (sub): Sunday 20 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide00:57 AM(Sun 20 September)1.46 ft (0.44 m)
High Tide 7:14 AM(Sun 20 September)6.64 ft (2.02 m)
Low Tide 1:03 PM(Sun 20 September)2.1 ft (0.64 m)
High Tide 7:23 PM(Sun 20 September)7.53 ft (2.3 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 EDT (UTC -4.0hrs).

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:
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Click Tap Expand to expand the day into detailed view, Click Tap any to view the height and time.

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

Sunday, 20 Sep
21 Sep
22 Sep
23 Sep
24 Sep
25 Sep
26 Sep
27 Sep
28 Sep
29 Sep
30 Sep
1 Oct
2 Oct
3 Oct
4 Oct
5 Oct
6 Oct
7 Oct
8 Oct
9 Oct
10 Oct
11 Oct
12 Oct
13 Oct
14 Oct
15 Oct
16 Oct
17 Oct
18 Oct
AMPMMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSun
7:14AM2.02m
7:23PM2.30m
8:12AM2.06m
8:21PM2.34m
9:04AM2.14m
9:14PM2.41m
9:50AM2.25m
10:00PM2.50m
10:30AM2.38m
10:42PM2.58m
11:07AM2.51m
11:22PM2.65m
11:43AM2.64m
00:02AM2.69m
12:19PM2.76m
00:43AM2.70m
12:57PM2.84m
1:26AM2.68m
1:38PM2.89m
2:12AM2.62m
2:24PM2.89m
3:02AM2.53m
3:14PM2.85m
3:58AM2.43m
4:11PM2.78m
5:00AM2.34m
5:15PM2.70m
6:09AM2.30m
6:26PM2.64m
7:20AM2.32m
7:38PM2.64m
8:27AM2.40m
8:46PM2.67m
9:26AM2.53m
9:47PM2.71m
10:19AM2.65m
10:41PM2.74m
11:06AM2.74m
11:30PM2.74m
11:48AM2.79m
00:15AM2.69m
12:28PM2.80m
00:58AM2.62m
1:07PM2.77m
1:39AM2.52m
1:44PM2.70m
2:21AM2.41m
2:23PM2.61m
3:04AM2.30m
3:05PM2.52m
3:50AM2.19m
3:51PM2.42m
4:39AM2.11m
4:42PM2.34m
5:33AM2.06m
5:38PM2.29m
00:57AM0.44m
1:03PM0.64m
1:56AM0.43m
2:02PM0.59m
2:50AM0.38m
2:56PM0.51m
3:36AM0.30m
3:44PM0.39m
4:16AM0.21m
4:27PM0.26m
4:54AM0.12m
5:08PM0.12m
5:29AM0.05m
5:48PM0.00m
6:06AM-0.00m
6:29PM-0.10m
6:44AM-0.02m
7:11PM-0.16m
7:25AM-0.01m
7:57PM-0.19m
8:09AM0.04m
8:46PM-0.16m
8:57AM0.12m
9:41PM-0.09m
9:52AM0.21m
10:41PM-0.01m
10:54AM0.30m
11:48PM0.07m
12:03PM0.34m
00:58AM0.10m
1:15PM0.32m
2:06AM0.08m
2:25PM0.23m
3:07AM0.03m
3:28PM0.12m
4:01AM-0.02m
4:23PM-0.00m
4:49AM-0.04m
5:13PM-0.09m
5:33AM-0.03m
5:59PM-0.13m
6:15AM0.02m
6:43PM-0.12m
6:54AM0.11m
7:25PM-0.08m
7:33AM0.21m
8:06PM0.01m
8:12AM0.32m
8:48PM0.11m
8:53AM0.43m
9:32PM0.21m
9:37AM0.52m
10:20PM0.32m
10:26AM0.59m
11:13PM0.39m
11:21AM0.64m
tide state
6:28AM
tide state
6:43PM
6:29AM
6:42PM
6:30AM
6:40PM
6:31AM
6:38PM
6:32AM
6:36PM
6:33AM
6:34PM
6:34AM
6:33PM
6:35AM
6:31PM
6:37AM
6:29PM
6:38AM
6:27PM
6:39AM
6:25PM
6:40AM
6:24PM
6:41AM
6:22PM
6:42AM
6:20PM
6:43AM
6:18PM
6:45AM
6:17PM
6:46AM
6:15PM
6:47AM
6:13PM
6:48AM
6:11PM
6:49AM
6:10PM
6:50AM
6:08PM
6:52AM
6:06PM
6:53AM
6:05PM
6:54AM
6:03PM
6:55AM
6:01PM
6:56AM
6:00PM
6:57AM
5:58PM
6:59AM
5:56PM
7:00AM
5:55PM
79% illuminated
Moon age 10 days
Waxing Gibbous
tide state
3:55PM
87% illuminated
Moon age 11 days
Waxing Gibbous
00:46AM
4:28PM
94% illuminated
Moon age 12 days
Waxing Gibbous
1:52AM
4:54PM
98% illuminated
Moon age 13 days
Waxing Gibbous
3:00AM
5:18PM
100% illuminated
Moon age 14 days
Full Moon
4:07AM
5:39PM
100% illuminated
Moon age 15 days
Full Moon
5:16AM
5:59PM
97% illuminated
Moon age 16 days
Waning Gibbous
6:26AM
6:19PM
92% illuminated
Moon age 17 days
Waning Gibbous
7:38AM
6:41PM
85% illuminated
Moon age 18 days
Waning Gibbous
8:53AM
7:07PM
77% illuminated
Moon age 19 days
Waning Gibbous
10:10AM
7:39PM
67% illuminated
Moon age 20 days
Waning Gibbous
11:28AM
8:20PM
56% illuminated
Moon age 21 days
Last Quarter
12:43PM
9:12PM
45% illuminated
Moon age 22 days
Last Quarter
1:49PM
10:16PM
34% illuminated
Moon age 23 days
Waning Crescent
2:42PM
11:29PM
28% illuminated
Moon age 24 days
Waning Crescent
3:25PM

24% illuminated
Moon age 24 days
Waning Crescent
3:57PM
00:46AM
15% illuminated
Moon age 25 days
Waning Crescent
4:24PM
2:03AM
8% illuminated
Moon age 26 days
Waning Crescent
4:47PM
3:18AM
3% illuminated
Moon age 27 days
Waning Crescent
5:07PM
4:30AM
0% illuminated
Moon age 28 days
New Moon
5:28PM
5:40AM
0% illuminated
Moon age 29 days
5:49PM
6:50AM
1% illuminated
Moon age 0 days
Waxing Crescent
6:12PM
7:59AM
5% illuminated
Moon age 2 days
Waxing Crescent
6:39PM
9:08AM
10% illuminated
Moon age 3 days
Waxing Crescent
7:11PM
10:15AM
18% illuminated
Moon age 4 days
Waxing Crescent
7:51PM
11:19AM
27% illuminated
Moon age 5 days
Waxing Crescent
8:38PM
12:18PM
38% illuminated
Moon age 6 days
Waxing Crescent
9:32PM
1:09PM
49% illuminated
Moon age 7 days
First Quarter
10:32PM
1:51PM
59% illuminated
Moon age 8 days
First Quarter
11:37PM
2:26PM
5
WSW
10
S
15
SE
20
N
15
NNE
20
NE
25
NE
20
NE
30
NE
30
NNE
35
NE
30
NE
15
NNE
5
W
15
W
20
NW
25
WNW
5
SW
15
S
clearcloudlight rainrain showersclearcloudpart cloudclearcloudmod rainpart cloudlight raincloudclearcloudclearcloudclearclear

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 EDT (UTC -4.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor (sub) was on Thu 10 Sep (height: 2.90m 9.5ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor (sub) will be on Tue 29 Sep (height: 2.89m 9.5ft).

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 EDT (UTC -4.0hrs). Last Spring High Tide at Seavey Island, Portsmouth Harbor (sub) was on Thu 10 Sep (height: 2.90m 9.5ft). Next high Spring Tide at Seavey Island, Portsmouth Harbor (sub) will be on Tue 29 Sep (height: 2.89m 9.5ft).

Seavey Island, Portsmouth Harbor (sub) tide times for September and October

September and October 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): Monday 21 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 1:56 AM(Mon 21 September)1.42 ft (0.43 m)
High Tide 8:12 AM(Mon 21 September)6.75 ft (2.06 m)
Low Tide 2:02 PM(Mon 21 September)1.95 ft (0.59 m)
High Tide 8:21 PM(Mon 21 September)7.68 ft (2.34 m)
tide stateSunrise: 6:29AMtide stateSunset: 6:42PMtide stateMoonset:00:46AMtide stateMoonrise: 4:28PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 22 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 2:50 AM(Tue 22 September)1.24 ft (0.38 m)
High Tide 9:04 AM(Tue 22 September)7.01 ft (2.14 m)
Low Tide 2:56 PM(Tue 22 September)1.66 ft (0.51 m)
High Tide 9:14 PM(Tue 22 September)7.92 ft (2.41 m)
tide stateSunrise: 6:30AMtide stateSunset: 6:40PMtide stateMoonset: 1:52AMtide stateMoonrise: 4:54PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 23 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 3:36 AM(Wed 23 September)0.97 ft (0.3 m)
High Tide 9:50 AM(Wed 23 September)7.38 ft (2.25 m)
Low Tide 3:44 PM(Wed 23 September)1.27 ft (0.39 m)
High Tide10:00 PM(Wed 23 September)8.21 ft (2.5 m)
tide stateSunrise: 6:31AMtide stateSunset: 6:38PMtide stateMoonset: 3:00AMtide stateMoonrise: 5:18PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 24 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 4:16 AM(Thu 24 September)0.68 ft (0.21 m)
High Tide10:30 AM(Thu 24 September)7.8 ft (2.38 m)
Low Tide 4:27 PM(Thu 24 September)0.84 ft (0.26 m)
High Tide10:42 PM(Thu 24 September)8.48 ft (2.58 m)
tide stateSunrise: 6:32AMtide stateSunset: 6:36PMtide stateMoonset: 4:07AMtide stateMoonrise: 5:39PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 25 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 4:54 AM(Fri 25 September)0.39 ft (0.12 m)
High Tide11:07 AM(Fri 25 September)8.24 ft (2.51 m)
Low Tide 5:08 PM(Fri 25 September)0.4 ft (0.12 m)
High Tide11:22 PM(Fri 25 September)8.69 ft (2.65 m)
tide stateSunrise: 6:33AMtide stateSunset: 6:34PMtide stateMoonset: 5:16AMtide stateMoonrise: 5:59PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 26 September 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 5:29 AM(Sat 26 September)0.15 ft (0.05 m)
High Tide11:43 AM(Sat 26 September)8.66 ft (2.64 m)
Low Tide 5:48 PM(Sat 26 September)0.0 ft (0.0 m)
tide stateSunrise: 6:34AMtide stateSunset: 6:33PMtide stateMoonset: 6:26AMtide stateMoonrise: 6:19PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 27 September 2026

Tidetide stateTime (EDT)& DateHeight
High Tide00:02 AM(Sun 27 September)8.83 ft (2.69 m)
Low Tide 6:06 AM(Sun 27 September)-0.01 ft (-0.0 m)
High Tide12:19 PM(Sun 27 September)9.04 ft (2.76 m)
Low Tide 6:29 PM(Sun 27 September)-0.33 ft (-0.1 m)
tide stateSunrise: 6:35AMtide stateSunset: 6:31PMtide stateMoonset: 7:38AMtide stateMoonrise: 6:41PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 28 September 2026

Tidetide stateTime (EDT)& DateHeight
High Tide00:43 AM(Mon 28 September)8.86 ft (2.7 m)
Low Tide 6:44 AM(Mon 28 September)-0.08 ft (-0.02 m)
High Tide12:57 PM(Mon 28 September)9.32 ft (2.84 m)
Low Tide 7:11 PM(Mon 28 September)-0.54 ft (-0.16 m)
tide stateSunrise: 6:37AMtide stateSunset: 6:29PMtide stateMoonset: 8:53AMtide stateMoonrise: 7:07PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 29 September 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 1:26 AM(Tue 29 September)8.78 ft (2.68 m)
Low Tide 7:25 AM(Tue 29 September)-0.02 ft (-0.01 m)
High Tide 1:38 PM(Tue 29 September)9.48 ft (2.89 m)
Low Tide 7:57 PM(Tue 29 September)-0.61 ft (-0.19 m)
tide stateSunrise: 6:38AMtide stateSunset: 6:27PMtide stateMoonset:10:10AMtide stateMoonrise: 7:39PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 30 September 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 2:12 AM(Wed 30 September)8.58 ft (2.62 m)
Low Tide 8:09 AM(Wed 30 September)0.14 ft (0.04 m)
High Tide 2:24 PM(Wed 30 September)9.48 ft (2.89 m)
Low Tide 8:46 PM(Wed 30 September)-0.52 ft (-0.16 m)
tide stateSunrise: 6:39AMtide stateSunset: 6:25PMtide stateMoonset:11:28AMtide stateMoonrise: 8:20PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 01 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 3:02 AM(Thu 01 October)8.29 ft (2.53 m)
Low Tide 8:57 AM(Thu 01 October)0.4 ft (0.12 m)
High Tide 3:14 PM(Thu 01 October)9.35 ft (2.85 m)
Low Tide 9:41 PM(Thu 01 October)-0.3 ft (-0.09 m)
tide stateSunrise: 6:40AMtide stateSunset: 6:24PMtide stateMoonset:12:43PMtide stateMoonrise: 9:12PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 02 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 3:58 AM(Fri 02 October)7.96 ft (2.43 m)
Low Tide 9:52 AM(Fri 02 October)0.7 ft (0.21 m)
High Tide 4:11 PM(Fri 02 October)9.11 ft (2.78 m)
Low Tide10:41 PM(Fri 02 October)-0.02 ft (-0.01 m)
tide stateSunrise: 6:41AMtide stateSunset: 6:22PMtide stateMoonset: 1:49PMtide stateMoonrise:10:16PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 03 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 5:00 AM(Sat 03 October)7.67 ft (2.34 m)
Low Tide10:54 AM(Sat 03 October)0.97 ft (0.3 m)
High Tide 5:15 PM(Sat 03 October)8.85 ft (2.7 m)
Low Tide11:48 PM(Sat 03 October)0.22 ft (0.07 m)
tide stateSunrise: 6:42AMtide stateSunset: 6:20PMtide stateMoonset: 2:42PMtide stateMoonrise:11:29PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 04 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 6:09 AM(Sun 04 October)7.53 ft (2.3 m)
Low Tide12:03 PM(Sun 04 October)1.12 ft (0.34 m)
High Tide 6:26 PM(Sun 04 October)8.67 ft (2.64 m)
tide stateSunrise: 6:43AMtide stateSunset: 6:18PMtide stateMoonset: 3:25PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 05 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide00:58 AM(Mon 05 October)0.32 ft (0.1 m)
High Tide 7:20 AM(Mon 05 October)7.61 ft (2.32 m)
Low Tide 1:15 PM(Mon 05 October)1.05 ft (0.32 m)
High Tide 7:38 PM(Mon 05 October)8.65 ft (2.64 m)
tide stateSunrise: 6:45AMtide stateSunset: 6:17PMtide stateMoonrise:00:46AMtide stateMoonset: 3:57PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 06 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 2:06 AM(Tue 06 October)0.25 ft (0.08 m)
High Tide 8:27 AM(Tue 06 October)7.89 ft (2.4 m)
Low Tide 2:25 PM(Tue 06 October)0.77 ft (0.23 m)
High Tide 8:46 PM(Tue 06 October)8.76 ft (2.67 m)
tide stateSunrise: 6:46AMtide stateSunset: 6:15PMtide stateMoonrise: 2:03AMtide stateMoonset: 4:24PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 07 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 3:07 AM(Wed 07 October)0.09 ft (0.03 m)
High Tide 9:26 AM(Wed 07 October)8.29 ft (2.53 m)
Low Tide 3:28 PM(Wed 07 October)0.38 ft (0.12 m)
High Tide 9:47 PM(Wed 07 October)8.9 ft (2.71 m)
tide stateSunrise: 6:47AMtide stateSunset: 6:13PMtide stateMoonrise: 3:18AMtide stateMoonset: 4:47PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 08 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 4:01 AM(Thu 08 October)-0.06 ft (-0.02 m)
High Tide10:19 AM(Thu 08 October)8.69 ft (2.65 m)
Low Tide 4:23 PM(Thu 08 October)-0.01 ft (-0.0 m)
High Tide10:41 PM(Thu 08 October)9.0 ft (2.74 m)
tide stateSunrise: 6:48AMtide stateSunset: 6:11PMtide stateMoonrise: 4:30AMtide stateMoonset: 5:07PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 09 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 4:49 AM(Fri 09 October)-0.14 ft (-0.04 m)
High Tide11:06 AM(Fri 09 October)9.0 ft (2.74 m)
Low Tide 5:13 PM(Fri 09 October)-0.29 ft (-0.09 m)
High Tide11:30 PM(Fri 09 October)8.98 ft (2.74 m)
tide stateSunrise: 6:49AMtide stateSunset: 6:10PMtide stateMoonrise: 5:40AMtide stateMoonset: 5:28PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 10 October 2026

Tidetide stateTime (EDT)& DateHeight
Low Tide 5:33 AM(Sat 10 October)-0.09 ft (-0.03 m)
High Tide11:48 AM(Sat 10 October)9.17 ft (2.79 m)
Low Tide 5:59 PM(Sat 10 October)-0.43 ft (-0.13 m)
tide stateSunrise: 6:50AMtide stateSunset: 6:08PMtide stateMoonrise: 6:50AMtide stateMoonset: 5:49PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 11 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide00:15 AM(Sun 11 October)8.84 ft (2.69 m)
Low Tide 6:15 AM(Sun 11 October)0.08 ft (0.02 m)
High Tide12:28 PM(Sun 11 October)9.19 ft (2.8 m)
Low Tide 6:43 PM(Sun 11 October)-0.41 ft (-0.12 m)
tide stateSunrise: 6:52AMtide stateSunset: 6:06PMtide stateMoonrise: 7:59AMtide stateMoonset: 6:12PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Monday 12 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide00:58 AM(Mon 12 October)8.59 ft (2.62 m)
Low Tide 6:54 AM(Mon 12 October)0.35 ft (0.11 m)
High Tide 1:07 PM(Mon 12 October)9.08 ft (2.77 m)
Low Tide 7:25 PM(Mon 12 October)-0.25 ft (-0.08 m)
tide stateSunrise: 6:53AMtide stateSunset: 6:05PMtide stateMoonrise: 9:08AMtide stateMoonset: 6:39PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Tuesday 13 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 1:39 AM(Tue 13 October)8.27 ft (2.52 m)
Low Tide 7:33 AM(Tue 13 October)0.69 ft (0.21 m)
High Tide 1:44 PM(Tue 13 October)8.86 ft (2.7 m)
Low Tide 8:06 PM(Tue 13 October)0.02 ft (0.01 m)
tide stateSunrise: 6:54AMtide stateSunset: 6:03PMtide stateMoonrise:10:15AMtide stateMoonset: 7:11PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Wednesday 14 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 2:21 AM(Wed 14 October)7.91 ft (2.41 m)
Low Tide 8:12 AM(Wed 14 October)1.05 ft (0.32 m)
High Tide 2:23 PM(Wed 14 October)8.57 ft (2.61 m)
Low Tide 8:48 PM(Wed 14 October)0.35 ft (0.11 m)
tide stateSunrise: 6:55AMtide stateSunset: 6:01PMtide stateMoonrise:11:19AMtide stateMoonset: 7:51PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Thursday 15 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 3:04 AM(Thu 15 October)7.54 ft (2.3 m)
Low Tide 8:53 AM(Thu 15 October)1.4 ft (0.43 m)
High Tide 3:05 PM(Thu 15 October)8.26 ft (2.52 m)
Low Tide 9:32 PM(Thu 15 October)0.7 ft (0.21 m)
tide stateSunrise: 6:56AMtide stateSunset: 6:00PMtide stateMoonrise:12:18PMtide stateMoonset: 8:38PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Friday 16 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 3:50 AM(Fri 16 October)7.2 ft (2.19 m)
Low Tide 9:37 AM(Fri 16 October)1.71 ft (0.52 m)
High Tide 3:51 PM(Fri 16 October)7.95 ft (2.42 m)
Low Tide10:20 PM(Fri 16 October)1.04 ft (0.32 m)
tide stateSunrise: 6:57AMtide stateSunset: 5:58PMtide stateMoonrise: 1:09PMtide stateMoonset: 9:32PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Saturday 17 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 4:39 AM(Sat 17 October)6.93 ft (2.11 m)
Low Tide10:26 AM(Sat 17 October)1.95 ft (0.59 m)
High Tide 4:42 PM(Sat 17 October)7.69 ft (2.34 m)
Low Tide11:13 PM(Sat 17 October)1.29 ft (0.39 m)
tide stateSunrise: 6:59AMtide stateSunset: 5:56PMtide stateMoonrise: 1:51PMtide stateMoonset:10:32PM

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Tide Times for Seavey Island, Portsmouth Harbor (sub): Sunday 18 October 2026

Tidetide stateTime (EDT)& DateHeight
High Tide 5:33 AM(Sun 18 October)6.77 ft (2.06 m)
Low Tide11:21 AM(Sun 18 October)2.09 ft (0.64 m)
High Tide 5:38 PM(Sun 18 October)7.52 ft (2.29 m)
tide stateSunrise: 7:00AMtide stateSunset: 5:55PMtide stateMoonrise: 2:26PMtide stateMoonset:11:37PM

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