Portsmouth Naval Shipyard (disputed waters) Sea Conditions and Tide Table

Portsmouth Naval Shipyard (disputed waters) 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 05:15 AM and sunset is at 08:21 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Mon afternoon. Warm air temperatures (max 29°C on Wed afternoon, min 20°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Thu afternoon. Warm air temperatures (max 27°C on Thu afternoon, min 19°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Sun afternoon. Warm (max 23°C on Sun morning, min 16°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 29mm), heaviest during Wed night. Warm (max 22°C on Fri afternoon, min 16°C on Wed morning). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
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
Wave Height Map
High Tide
2:47PM2.53m
2:55AM2.74m
3:30PM2.60m
3:43AM2.69m
4:17PM2.67m
4:36AM2.60m
5:07PM2.72m
5:34AM2.50m
6:02PM2.75m
6:37AM2.41m
7:01PM2.77m
7:45AM2.35m
8:04PM2.80m
8:53AM2.34m
9:07PM2.85m
9:58AM2.38m
10:09PM2.90m
10:58AM2.44m
11:06PM2.94m
11:52AM2.50m
00:00AM2.95m
12:43PM2.54m
00:50AM2.93m
Low Tide
8:29AM-0.07m
8:42PM0.17m
9:11AM-0.08m
9:31PM0.12m
9:57AM-0.05m
10:24PM0.10m
10:46AM0.02m
11:22PM0.08m
11:39AM0.09m
00:25AM0.06m
12:37PM0.17m
1:30AM0.03m
1:40PM0.22m
2:37AM-0.02m
2:44PM0.23m
3:41AM-0.08m
3:46PM0.21m
4:41AM-0.15m
4:45PM0.16m
5:35AM-0.20m
5:40PM0.12m
6:26AM-0.21m
6:32PM0.09m
Wave
height (m) 
direction
period (s) 
0.4
ESE
9.0
0.6
SE
4.0
0.5
SE
5.0
0.4
SE
6.0
0.6
SSE
3.0
0.4
SE
6.0
0.4
SE
6.0
0.6
SSE
3.0
0.5
SE
5.0
0.3
ESE
17.0
0.4
SSE
4.0
0.5
SE
5.0
0.3
ESE
10.0
0.3
ESE
9.0
0.3
ESE
9.0
0.4
ESE
9.0
0.4
ESE
9.0
0.4
ESE
9.0
0.4
ESE
9.0
0.5
SE
4.0
0.6
SE
5.0
0.5
SE
7.0
0.4
SE
9.0
0.4
ENE
3.0
0.6
E
5.0
0.6
E
6.0
0.4
ENE
6.0
0.3
ESE
8.0
0.3
ESE
8.0
0.5
E
7.0
0.7
SE
4.0
0.7
E
8.0
0.6
E
8.0
0.5
E
8.0
0.5
E
8.0
0.6
ESE
6.0
part cloud
rain showers
light rain
part cloud
clear
clear
clear
clear
part cloud
rain showers
thunderstorm
thunderstorm
part cloud
part cloud
cloud
part cloud
clear
part cloud
part cloud
rain showers
rain showers
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
heavy rain
light rain
cloud
cloud
part cloud
part cloud
clear
some clouds
rain shwrs
light rain
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
risk tstorm
risk tstorm
some clouds
some clouds
cloudy
some clouds
clear
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
light rain
heavy rain
light rain
cloudy
cloudy
some clouds
some clouds
clear
 km/h
15
S
15
SSE
10
SW
10
S
20
SSE
10
SW
10
SSE
20
SSE
15
SW
10
S
10
SSW
10
WSW
10
ENE
10
E
10
N
10
NE
15
SE
5
SW
15
SSE
15
SSE
15
SSW
15
NE
0
ESE
10
NE
15
ENE
10
SE
5
WSW
5
SSE
5
S
10
ESE
10
ESE
10
ESE
5
ESE
5
SSE
15
SSE
15
S
 mm 
2
5
2
6
1
3
8
2
25
1
max°C
25
24
24
26
27
26
27
29
28
24
27
27
27
25
22
21
22
20
23
21
22
22
23
21
18
18
17
17
18
17
18
18
18
20
22
21
Moonrise
10:40
11:00
11:21
11:44
12:11
12:45
1:28
2:24
3:32
4:47
6:03
Moonset
9:13
10:26
11:39
12:53
2:11
3:30
4:49
6:03
7:06
7:56
8:34
9:04
Sunrise
5:15
5:16
5:16
5:18
5:18
5:20
5:20
5:22
5:22
5:22
5:24
5:24
Sunset
8:21
8:20
8:19
8:19
8:17
8:16
8:15
8:15
8:15
8:14
8:13
8:12
Today's sea temperature in Portsmouth Naval Shipyard (disputed waters) is 18.0 °C (Statistics for 14 Jul 1981-2005 – mean: 17.9 max: 20.0 min: 16.0°C)
Issued (local time): 7 am Monday 14 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest