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 07:24 AM and sunset is at 05:13 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Mon afternoon, min 8°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 13°C on Thu afternoon, min 7°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 12mm), heaviest on Sun afternoon. Very mild (max 16°C on Mon afternoon, min 12°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 17°C on Fri afternoon, min 10°C on Wed night). Wind will be generally light.

Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
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
1:02PM2.61m
1:23AM2.66m
1:37PM2.66m
1:55AM2.75m
2:11PM2.68m
2:27AM2.80m
2:45PM2.68m
2:59AM2.81m
3:19PM2.64m
3:32AM2.78m
3:53PM2.56m
4:07AM2.72m
4:28PM2.47m
4:43AM2.64m
5:06PM2.36m
5:23AM2.54m
5:48PM2.25m
6:09AM2.45m
6:39PM2.16m
7:02AM2.38m
7:42PM2.11m
8:05AM2.35m
8:53PM2.15m
Low Tide
6:53AM0.57m
7:10PM0.46m
7:29AM0.47m
7:42PM0.42m
8:03AM0.40m
8:14PM0.41m
8:36AM0.36m
8:45PM0.42m
9:10AM0.37m
9:18PM0.46m
9:44AM0.41m
9:51PM0.52m
10:20AM0.50m
10:26PM0.60m
10:58AM0.60m
11:03PM0.69m
11:40AM0.70m
11:45PM0.79m
12:29PM0.78m
00:36AM0.87m
1:27PM0.82m
1:38AM0.93m
2:34PM0.79m
2:50AM0.92m
Wave
height (m) 
direction
period (s) 
1.8
W
9
1.6
WNW
9
1.4
NW
8
1
WNW
9
0.9
WNW
9
1.1
NW
8
1.1
NW
8
1.2
NW
8
1.4
NW
7
1.6
NW
8
1.5
WNW
11
1.3
WNW
11
1.1
W
14
1.1
WNW
14
1.1
WNW
13
1.1
W
13
1
W
13
0.9
WNW
12
1.1
W
12
1.2
WNW
12
1.2
WNW
11
1.1
WNW
11
1.1
WNW
10
1.2
WNW
10
1.3
WNW
15
1.8
WNW
13
1.6
WNW
12
1.2
WNW
10
1.1
WNW
10
0.9
WNW
9
0.7
WNW
8
0.6
WNW
8
0.7
WNW
8
0.8
NW
5
0.9
WNW
12
1
WNW
11
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
rain showers
rain showers
light rain
rain showers
light rain
cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
rain shwrs
rain shwrs
light rain
rain shwrs
light rain
cloudy
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
 km/h
5
N
15
N
10
NE
0
ENE
10
NW
5
NNE
15
N
20
N
15
NNE
20
NNE
25
N
15
NNE
10
NE
10
N
10
ENE
5
NE
5
NNW
5
ESE
10
S
15
W
5
WNW
5
WSW
15
W
10
W
5
SSE
5
WNW
5
NNE
5
E
5
NNE
5
ENE
5
ENE
10
NW
5
NE
5
NE
10
N
5
ENE
 mm 
2
4
2
1
3
max°C
16
18
15
15
15
14
13
15
12
11
13
10
10
12
10
10
11
12
14
15
15
15
16
15
15
16
14
14
16
13
13
14
12
14
17
15
Moonrise
4:43
5:45
6:48
7:51
8:53
9:50
10:41
11:24
12:00
12:30
12:56
1:19
Moonset
3:33
3:56
4:23
4:56
5:35
6:23
7:19
8:21
9:27
10:34
11:42
Sunrise
7:24
7:24
7:26
7:28
7:28
7:30
7:31
7:31
7:33
7:33
7:35
7:37
Sunset
5:13
5:13
5:12
5:10
5:10
5:09
5:08
5:08
5:07
5:07
5:07
5:07
Today's sea temperature in Porto is
17.0° C
(Statistics for 17 Nov 1981-2005 – mean: 16.2 max: 17.5 min: 15.1°C)
Issued (local time): 11 am Monday 17 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest