Gosport Harbor, Isles of Shoals Sea Conditions and Tide Table

Gosport Harbor, Isles of Shoals Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 04:12 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 2°C on Thu morning, min -11°C on Thu night). Winds increasing (light winds from the NW on Wed night, strong winds from the NW by Thu afternoon).

Days 5–7 Weather Summary

Moderate rain (total 12mm), heaviest on Sun night. Icy conditions (max 6°C on Mon morning, min -6°C on Sat night). Winds increasing (light winds from the SSW on Sun night, strong winds from the W by Mon night).

Days 8–10 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu night, min -6°C on Tue night). Winds decreasing (strong winds from the W on Tue afternoon, light winds from the SW by Thu afternoon).

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 5°C on Mon morning, min -12°C on Sat night). Winds increasing (light winds from the SW on Sun afternoon, fresh winds from the W by Mon afternoon).

Wed
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
1:36PM2.69m
2:17AM2.40m
2:21PM2.65m
3:01AM2.46m
3:11PM2.59m
3:48AM2.55m
4:06PM2.53m
4:39AM2.64m
5:04PM2.49m
5:33AM2.74m
6:07PM2.46m
6:31AM2.84m
7:13PM2.48m
7:31AM2.96m
8:15PM2.51m
8:28AM3.04m
9:15PM2.58m
9:25AM3.14m
10:12PM2.65m
10:21AM3.19m
11:07PM2.71m
11:16AM3.20m
00:00AM2.74m
12:09PM3.15m
Low Tide
7:56PM0.05m
8:07AM0.34m
8:39PM0.07m
8:58AM0.30m
9:26PM0.09m
9:53AM0.25m
10:16PM0.11m
10:51AM0.18m
11:08PM0.13m
11:52AM0.09m
00:05AM0.14m
12:56PM-0.03m
1:06AM0.12m
1:58PM-0.17m
2:04AM0.10m
2:56PM-0.27m
3:02AM0.03m
3:52PM-0.36m
3:59AM-0.03m
4:48PM-0.42m
4:54AM-0.06m
5:40PM-0.43m
5:49AM-0.07m
Wave
height (m) 
direction
period (s) 
2.2
E
8
1.5
E
8
1.3
E
9
1.2
E
9
1.4
NNE
6
1.1
E
11
0.8
E
10
0.7
E
10
0.8
E
12
0.7
E
12
0.6
E
11
0.4
E
12
0.4
E
12
0.3
E
12
0.9
SSE
4
0.9
SSE
5
1.4
WSW
4
1.4
WSW
5
1.3
WSW
4
1
W
4
0.8
WSW
4
0.7
WSW
4
1.2
SSW
5
0.9
SW
4
0.5
E
11
0.5
E
11
0.5
E
10
0.6
NW
3
0.9
NW
3
0.4
ESE
10
0.4
ESE
10
0.3
ESE
10
0.3
ESE
10
0.2
E
9
0.9
SSW
4
1.1
S
5
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
light rain
light rain
light rain
clear
cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
light snow
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
light snow
part cloud
some clouds
cloudy
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
light rain
light rain
light rain
clear
cloudy
some clouds
clear
cloudy
some clouds
some clouds
cloudy
light snow
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
cloudy
light snow
some clouds
 km/h
20
N
15
W
25
WSW
40
NW
30
NW
20
NNW
10
NNW
20
NNE
20
N
15
NW
15
NW
15
WNW
15
WNW
10
SSW
30
SSE
25
WSW
45
W
40
WSW
40
W
35
W
30
W
25
WSW
35
SW
25
SW
20
SW
20
WSW
25
WNW
30
NW
30
WNW
20
NW
20
NW
15
WNW
10
NW
5
SW
30
SSW
30
SW
 mm 
5
3
4
max°C
-1
-1
2
1
-7
-7
-6
-6
-6
-4
-4
1
1
3
6
6
2
-2
-2
-4
-2
-1
0
0
0
1
-1
-3
-5
-9
-8
-11
-9
-4
2
5
Moonrise
10:37
10:57
11:17
11:39
12:04
12:35
1:15
2:08
3:15
4:31
5:52
Moonset
8:50
9:59
11:09
12:21
1:36
2:55
4:17
5:37
6:48
7:46
8:31
9:04
Sunrise
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
7:13
7:13
7:13
Sunset
4:12
4:13
4:13
4:14
4:15
4:15
4:15
4:16
4:17
4:19
4:20
4:21
Today's sea temperature in Gosport Harbor, Isles of Shoals is
6.9° C
(Statistics for 24 Dec 1981-2005 – mean: 6.2 max: 7.5 min: 4.9°C)
Issued (local time): 6 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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