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 08:15 PM.

Days 1–4 Weather Summary

Light rain (total 9mm), mostly falling on Sun night. Warm air temperatures (max 25°C on Sat night, min 14°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Very warm air temperatures (max 31°C on Thu afternoon, min 17°C on Tue night). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 5mm), mostly falling on Fri afternoon. Warm (max 31°C on Fri afternoon, min 20°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 28°C on Mon afternoon, min 16°C on Mon night). Wind will be generally light.

Sat
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thu
31
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
6:41PM2.90m
7:23AM2.47m
7:43PM2.93m
8:32AM2.46m
8:47PM2.97m
9:36AM2.49m
9:47PM3.03m
10:35AM2.54m
10:44PM3.07m
11:30AM2.59m
11:38PM3.08m
12:22PM2.63m
00:30AM3.05m
1:10PM2.66m
1:18AM2.99m
1:55PM2.67m
2:04AM2.88m
2:38PM2.66m
2:49AM2.74m
3:21PM2.63m
3:36AM2.58m
4:06PM2.59m
4:25AM2.44m
Low Tide
12:15PM0.14m
1:06AM0.04m
1:15PM0.21m
2:13AM-0.01m
2:20PM0.23m
3:17AM-0.08m
3:22PM0.21m
4:16AM-0.14m
4:20PM0.17m
5:11AM-0.19m
5:16PM0.14m
6:03AM-0.21m
6:09PM0.12m
6:52AM-0.19m
6:59PM0.12m
7:36AM-0.14m
7:47PM0.14m
8:18AM-0.05m
8:34PM0.19m
9:00AM0.07m
9:22PM0.26m
9:42AM0.20m
10:12PM0.32m
10:26AM0.33m
Wave
height (m) 
direction
period (s) 
0.5
ESE
14.0
0.9
SSE
5.0
0.5
SSE
4.0
0.5
ESE
14.0
0.4
ESE
9.0
0.7
N
3.0
0.5
NNE
4.0
0.9
NNE
5.0
0.4
SE
8.0
0.4
SE
8.0
0.4
SE
8.0
0.2
ESE
8.0
0.5
S
3.0
0.8
S
4.0
0.8
S
4.0
1.3
SSE
5.0
1.1
S
6.0
0.7
SSE
6.0
0.4
SE
7.0
0.4
SE
9.0
0.4
SE
8.0
0.4
SE
8.0
0.4
ESE
8.0
0.5
ESE
8.0
0.9
SSE
4.0
0.9
SSE
5.0
0.6
ESE
8.0
0.6
ESE
8.0
0.6
ESE
8.0
0.4
SE
8.0
0.4
ESE
8.0
0.5
S
4.0
0.4
SE
8.0
0.5
SE
8.0
0.5
SSE
4.0
0.4
SE
8.0
clear
part cloud
light rain
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
cloud
rain showers
thunderstorm
clear
clear
part cloud
cloud
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
light rain
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
clear
cloudy
rain shwrs
risk tstorm
clear
clear
some clouds
cloudy
rain shwrs
rain shwrs
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
25
SSE
20
SSW
10
SSW
10
SE
10
NW
25
NNW
10
WNW
25
N
5
E
20
SSE
15
WSW
10
SE
25
SSE
20
SSW
20
SSW
25
SSW
25
SW
20
WSW
15
WNW
15
NNW
15
ESE
15
SSE
5
WSW
20
S
25
SSW
20
WSW
20
NW
25
NW
10
WNW
5
SSW
20
SSE
10
SW
5
SSE
25
SSE
15
SW
15
SSE
 mm 
4
2
3
1
1
1
2
max°C
23
25
21
22
20
20
22
19
17
18
19
20
21
22
23
31
28
27
31
28
25
24
24
25
26
24
27
28
21
20
22
22
19
22
22
21
Moonrise
12:11
12:45
1:28
2:24
3:32
4:47
6:03
7:17
8:27
9:34
10:39
11:42
12:46
Moonset
3:29
4:48
6:02
7:05
7:55
8:34
9:03
9:27
9:47
10:05
10:23
10:41
11:02
Sunrise
5:20
5:20
5:22
5:22
5:24
5:24
5:26
5:26
5:28
5:28
5:30
5:31
Sunset
8:15
8:15
8:15
8:14
8:13
8:12
8:10
8:09
8:08
8:07
8:07
8:06
Today's sea temperature in Gosport Harbor, Isles of Shoals is 19.3 °C (Statistics for 19 Jul 1981-2005 – mean: 18.2 max: 20.1 min: 16.3°C)
Issued (local time): 1 pm Saturday 19 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest