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 06:56 AM and sunset is at 06:46 PM.

Days 1–3 Weather Summary

Heavy rain (total 26mm), heaviest during Mon morning. Icy conditions (max 12°C on Mon night, min -2°C on Sat night). Winds increasing (light winds from the E on Sun morning, near gales from the S by Mon night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 2°C on Tue afternoon, min -4°C on Tue night). Winds decreasing (strong winds from the W on Tue night, light winds from the SW by Wed night).

Days 7–9 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 9°C on Fri afternoon, min -3°C on Sun morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 5°C on Tue afternoon, min -6°C on Mon night). Winds decreasing (strong winds from the WNW on Tue morning, moderate winds from the NW by Thu morning).

Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sun
29
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
8:20AM2.41m
9:06PM2.19m
9:13AM2.52m
9:50PM2.33m
9:59AM2.64m
10:30PM2.49m
10:41AM2.75m
11:08PM2.65m
11:23AM2.84m
11:45PM2.82m
12:05PM2.89m
00:24AM2.95m
12:48PM2.90m
1:03AM3.04m
1:32PM2.87m
1:46AM3.08m
2:19PM2.78m
2:31AM3.05m
3:11PM2.65m
3:23AM2.96m
4:10PM2.51m
4:24AM2.84m
5:17PM2.40m
5:31AM2.74m
6:28PM2.34m
6:43AM2.67m
7:41PM2.36m
7:58AM2.67m
Low Tide
2:46PM0.34m
2:51AM0.49m
3:32PM0.22m
3:39AM0.34m
4:12PM0.09m
4:22AM0.16m
4:50PM-0.02m
5:05AM-0.00m
5:28PM-0.11m
5:48AM-0.16m
6:07PM-0.17m
6:31AM-0.27m
6:47PM-0.19m
7:16AM-0.34m
7:30PM-0.16m
8:02AM-0.34m
8:15PM-0.08m
8:53AM-0.27m
9:05PM0.05m
9:49AM-0.16m
10:02PM0.18m
10:53AM-0.04m
11:07PM0.30m
12:01PM0.06m
00:17AM0.37m
1:14PM0.10m
1:32AM0.35m
2:24PM0.07m
Wave
height (m) 
direction
period (s) 
1.3
SSE
6
1.2
WSW
4
1
W
4
0.2
ESE
9
0.5
SE
3
0.9
SSE
4
2.5
SE
7
2.5
SE
8
4
SSE
10
2.1
SE
10
2
SE
11
1.5
SE
11
1.1
SE
10
1
SE
10
0.9
SE
9
0.8
SE
9
0.9
SE
9
0.9
SE
9
0.9
ESE
8
0.9
SE
8
0.9
SE
8
1
SE
8
1
SE
8
1.5
ESE
9
1.2
ESE
9
1
ESE
9
1
ESE
8
1.1
SE
9
1.5
N
5
1.3
NW
4
1.2
WNW
4
0.9
NW
4
0.9
NW
4
0.9
NNW
4
0.8
NW
4
0.8
NW
3
0.4
NNE
5
0.4
NNE
4
0.6
WNW
3
0.4
E
10
0.3
NNE
4
0.4
NNE
4
0.3
WSW
3
0.2
ESE
13
0.4
NW
2
0.4
SSW
3
0.4
S
3
part cloud
part cloud
clear
part cloud
cloud
rain showers
heavy rain
light rain
rain showers
clear
part cloud
clear
clear
cloud
part cloud
cloud
part cloud
clear
cloud
part cloud
part cloud
part cloud
light snow
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
cloud
cloud
some clouds
some clouds
clear
some clouds
cloudy
rain shwrs
heavy rain
light rain
rain shwrs
clear
some clouds
clear
clear
cloudy
some clouds
cloudy
some clouds
clear
cloudy
some clouds
some clouds
some clouds
light snow
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
cloudy
cloudy
 km/h
35
W
35
W
35
WNW
10
E
25
SE
25
SE
35
S
40
S
50
S
40
W
40
W
30
W
25
W
15
SW
15
WSW
15
SSE
20
SSE
15
SSW
25
SSW
15
WSW
20
WNW
20
E
10
E
30
NNE
10
NNE
10
S
30
NW
30
NW
40
NNW
40
WNW
40
NW
35
NW
30
NW
30
NW
30
NW
25
NW
20
NW
20
NW
25
NW
10
NW
5
NE
10
WNW
20
W
15
NW
15
WNW
20
SW
10
SW
 mm 
1
13
3
9
max°C
4
5
2
-1
1
3
9
11
12
0
2
-2
-2
2
2
1
2
2
2
9
7
3
1
1
-1
2
3
-3
-2
-4
-1
5
2
1
4
0
0
5
1
2
7
4
6
10
6
5
8
Moonrise
4:52
5:22
5:48
6:10
6:31
6:52
7:14
7:40
8:11
8:50
9:40
10:42
11:53
1:09
2:24
3:37
Moonset
1:56
3:06
4:17
5:29
6:42
7:57
9:14
10:34
11:54
1:11
2:19
3:15
3:58
4:32
4:58
Sunrise
6:56
6:54
6:52
6:50
6:50
6:48
6:46
6:43
6:43
6:41
6:39
6:37
6:35
6:33
6:31
6:30
Sunset
6:46
6:47
6:49
6:50
6:51
6:52
6:53
6:54
6:55
6:57
6:58
7:00
7:00
7:01
7:02
7:04
Today's sea temperature in Gosport Harbor, Isles of Shoals is
3.5° C
(Statistics for 14 Mar 1981-2005 – mean: 3.1 max: 4.5 min: 1.4°C)
Issued (local time): 1 am Saturday 14 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest