Portsmouth, Norfolk Naval Shipyard Sea Conditions and Tide Table

Portsmouth, Norfolk Naval Shipyard 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 07:09 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Sun night. Warm air temperatures (max 22°C on Mon morning, min 9°C on Fri afternoon). Winds increasing (light winds from the NNW on Sat afternoon, fresh winds from the S by Mon morning).

Days 5–7 Weather Summary

Moderate rain (total 14mm), heaviest on Mon afternoon. Icy conditions (max 20°C on Mon afternoon, min -2°C on Wed morning). Winds decreasing (strong winds from the S on Mon night, light winds from the NE by Wed afternoon).

Days 8–10 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Very mild (max 17°C on Fri afternoon, min 3°C on Sat morning). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 5mm), mostly falling on Mon night. Warm (max 23°C on Sun afternoon, min 1°C on Tue morning). Wind will be generally light.

Fri
13
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
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
night
Wave Height Map
High Tide
5:54PM0.65m
6:34AM0.79m
6:53PM0.69m
7:25AM0.83m
7:42PM0.76m
8:11AM0.87m
8:26PM0.84m
8:53AM0.91m
9:08PM0.91m
9:35AM0.93m
9:51PM0.97m
10:18AM0.93m
10:34PM1.02m
11:01AM0.93m
11:19PM1.05m
11:47AM0.91m
00:06AM1.05m
12:33PM0.87m
00:55AM1.03m
1:22PM0.84m
1:47AM1.00m
2:16PM0.79m
2:46AM0.94m
3:17PM0.75m
3:53AM0.89m
4:29PM0.74m
5:10AM0.87m
5:47PM0.76m
Low Tide
11:58AM0.19m
11:55PM0.13m
12:53PM0.15m
00:55AM0.10m
1:44PM0.10m
1:53AM0.05m
2:29PM0.04m
2:45AM0.00m
3:11PM-0.01m
3:33AM-0.05m
3:51PM-0.06m
4:18AM-0.08m
4:30PM-0.09m
5:02AM-0.10m
5:09PM-0.10m
5:48AM-0.09m
5:51PM-0.10m
6:36AM-0.05m
6:37PM-0.07m
7:30AM0.00m
7:29PM-0.03m
8:32AM0.05m
8:30PM0.02m
9:40AM0.09m
9:39PM0.05m
10:49AM0.11m
10:52PM0.07m
11:56AM0.10m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
part cloud
clear
clear
cloud
rain showers
part cloud
thunderstorm
rain showers
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
light rain
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
light rain
cloud
cloud
cloud
cloud
part cloud
light rain
clear
clear
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
cloudy
rain shwrs
some clouds
risk tstorm
rain shwrs
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
some clouds
clear
some clouds
light rain
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
light rain
cloudy
cloudy
cloudy
cloudy
some clouds
light rain
clear
clear
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
 km/h
30
SSW
20
SW
15
NW
10
NNW
15
ESE
25
ESE
20
ESE
20
S
30
S
40
S
25
WNW
25
W
25
W
20
NW
10
N
15
SE
10
SSE
10
S
5
SSE
5
S
10
WSW
10
WSW
30
N
20
N
5
ENE
15
S
25
WSW
20
W
10
NNE
15
NNE
20
NNE
20
NNE
20
NNE
15
N
10
NNE
15
SSE
15
SSE
25
W
25
WNW
30
WNW
15
NW
0
WNW
15
SSE
10
E
25
WNW
25
W
25
WNW
 mm 
1
11
3
3
5
3
3
max°C
12
12
12
14
11
12
14
18
22
20
20
2
6
5
0
3
3
7
13
11
12
17
15
4
8
8
15
23
21
11
12
8
2
2
5
4
7
14
5
11
10
6
11
8
14
16
12
Moonrise
4:54
5:29
5:59
6:26
6:52
7:18
7:45
8:16
8:52
9:36
10:30
11:32
12:41
1:52
3:02
Moonset
2:40
3:45
4:52
5:58
7:06
8:15
9:27
10:41
11:56
1:10
2:17
3:14
4:01
4:39
Sunrise
7:18
7:16
7:15
7:13
7:11
7:09
7:09
7:07
7:05
7:05
7:03
7:01
7:00
6:58
6:56
Sunset
7:09
7:10
7:12
7:12
7:13
7:14
7:15
7:15
7:16
7:17
7:19
7:20
7:20
7:21
7:22
7:22
Today's sea temperature in Portsmouth, Norfolk Naval Shipyard is
12.5° C
(Statistics for 13 Mar 1981-2005 – mean: 11.0 max: 14.0 min: 7.7°C)
Issued (local time): 1 pm Friday 13 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest