Porto Sea Conditions and Tide Table

Porto 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 —.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Sun afternoon, min 6°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Cool air temperatures (max 14°C on Mon afternoon, min 10°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 11°C on Wed night, min 5°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 11°C on Mon afternoon, min 5°C on Sun night). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
6:16PM2.39m
6:33AM2.63m
7:06PM2.33m
7:24AM2.55m
8:04PM2.31m
8:25AM2.48m
9:11PM2.32m
9:35AM2.45m
10:21PM2.40m
10:49AM2.49m
11:28PM2.55m
11:58AM2.59m
00:30AM2.74m
1:01PM2.72m
1:25AM2.93m
1:57PM2.84m
2:17AM3.09m
2:48PM2.91m
3:06AM3.20m
3:36PM2.92m
3:53AM3.24m
4:22PM2.86m
4:38AM3.20m
5:07PM2.76m
Low Tide
00:12AM0.64m
12:54PM0.57m
1:03AM0.72m
1:47PM0.61m
2:03AM0.78m
2:49PM0.64m
3:15AM0.80m
3:58PM0.64m
4:31AM0.72m
5:07PM0.58m
5:43AM0.57m
6:11PM0.47m
6:46AM0.37m
7:09PM0.35m
7:43AM0.19m
8:01PM0.24m
8:35AM0.04m
8:49PM0.17m
9:25AM-0.03m
9:35PM0.14m
10:12AM-0.02m
10:19PM0.17m
10:57AM0.07m
Wave
height (m) 
direction
period (s) 
1
WNW
12
0.8
WNW
12
0.9
WNW
11
0.8
WNW
11
0.8
W
16
0.8
W
14
1
W
13
0.8
WNW
12
0.7
WNW
11
0.6
W
15
0.6
W
14
0.6
W
13
0.7
W
13
0.8
WNW
16
0.9
WNW
15
0.9
WNW
14
0.8
WNW
13
0.8
WNW
13
0.8
WNW
12
0.9
W
16
0.9
W
15
1
W
14
1.1
W
14
1
W
13
1.1
W
12
0.9
WNW
11
0.8
W
11
1.5
WNW
10
1.2
WNW
14
1.3
WNW
14
1.3
WNW
13
1
W
12
0.9
WNW
12
0.8
WNW
12
0.8
WNW
11
0.8
WNW
11
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
cloud
clear
part cloud
cloud
clear
cloud
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
cloudy
clear
some clouds
cloudy
clear
cloudy
clear
clear
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
 km/h
5
NNE
10
SE
10
S
15
E
20
E
20
E
20
E
10
E
10
NE
10
ENE
5
SE
5
WSW
10
SE
10
E
5
SW
5
ENE
5
ENE
10
NNW
5
ENE
5
E
5
N
5
E
10
ENE
10
NNW
10
NE
5
E
15
NNW
10
NNE
5
NE
10
N
10
NE
10
ENE
5
NE
10
E
5
E
10
NNW
 mm 
1
1
max°C
9
10
12
8
10
13
10
13
15
13
12
14
12
13
13
12
12
13
11
10
11
9
8
9
8
8
11
9
8
10
8
8
11
9
8
10
Moonrise
11:44
12:06
12:29
12:55
1:26
2:06
2:58
4:02
5:17
6:36
7:54
Moonset
10:42
11:50
12:59
2:12
3:29
4:49
6:08
7:21
8:22
9:10
9:46
10:15
Sunrise
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
Sunset
5:10
5:12
5:13
5:13
5:14
5:15
5:15
5:16
5:17
5:19
5:19
5:20
Today's sea temperature in Porto is
14.5° C
(Statistics for 25 Dec 1981-2005 – mean: 14.9 max: 15.9 min: 14.2°C)
Issued (local time): 11 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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