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 06:52 AM and sunset is at 08:15 PM.

Days 1–3 Weather Summary

Heavy rain (total 53mm), heaviest during Fri morning. Cool air temperatures (max 16°C on Thu morning, min 11°C on Fri night). Mainly strong winds.

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Sun night. Cool air temperatures (max 16°C on Tue morning, min 10°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 20°C on Wed morning, min 12°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 20°C on Sat morning, min 11°C on Sun night). Wind will be generally light.

Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
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
6:10PM2.55m
6:31AM2.33m
6:49PM2.41m
7:15AM2.17m
7:40PM2.27m
8:17AM2.03m
8:52PM2.18m
9:44AM1.99m
10:19PM2.21m
11:12AM2.09m
11:35PM2.38m
12:19PM2.30m
00:35AM2.62m
1:12PM2.56m
1:26AM2.87m
1:58PM2.82m
2:13AM3.09m
2:42PM3.03m
2:59AM3.23m
3:24PM3.18m
3:44AM3.27m
4:07PM3.24m
4:31AM3.21m
Low Tide
11:56AM0.63m
00:23AM0.66m
12:31PM0.77m
1:05AM0.82m
1:16PM0.92m
2:02AM0.96m
2:18PM1.04m
3:23AM1.01m
3:46PM1.07m
4:53AM0.91m
5:13PM0.96m
6:04AM0.69m
6:19PM0.75m
6:58AM0.42m
7:13PM0.49m
7:45AM0.16m
8:00PM0.24m
8:29AM-0.03m
8:46PM0.03m
9:12AM-0.14m
9:31PM-0.10m
9:54AM-0.14m
10:16PM-0.14m
Wave
height (m) 
direction
period (s) 
1.5
NW
10
1.4
NW
10
1.5
NW
10
2.1
W
8
2
W
9
2.4
WNW
9
3
WNW
11
3.5
WNW
11
4
WNW
13
2.5
WNW
12
2.1
WNW
11
1.5
WNW
10
1.3
WNW
10
1.1
WNW
9
1.6
WNW
12
1.7
WNW
12
1.8
NW
12
1.6
WNW
11
1.2
WNW
10
1.1
WNW
10
1.2
WNW
11
1.4
WNW
12
1.7
WNW
16
2
WNW
14
2
WNW
14
2.2
WNW
14
2.3
WNW
13
1.8
WNW
13
1.6
WNW
12
1.4
WNW
11
1.2
WNW
11
1.3
WNW
10
1.1
WNW
10
0.9
WNW
9
0.9
WNW
12
1.1
WNW
11
cloud
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
mod rain
rain showers
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
cloud
clear
part cloud
cloudy
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
mod rain
rain shwrs
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
cloudy
clear
some clouds
 km/h
15
SSE
20
S
20
S
25
SSW
25
WSW
25
NW
30
NW
40
W
20
NW
5
N
20
NW
15
S
5
N
20
NW
10
N
10
N
25
NW
10
NE
5
ENE
15
NW
5
NNE
5
N
20
NW
10
N
10
NNW
25
NW
5
NNE
5
ENE
15
NW
5
SSW
10
W
20
NW
10
NNW
5
N
15
WNW
5
SSE
 mm 
1
6
16
4
9
3
9
5
5
5
max°C
16
16
15
15
15
13
13
11
12
14
14
13
15
15
14
16
16
14
20
19
16
18
17
14
16
16
15
20
20
16
16
16
13
16
16
14
Moonrise
12:09
1:09
2:03
2:49
3:28
4:00
4:28
4:52
5:16
5:40
6:07
6:38
Moonset
8:53
9:40
10:37
11:41
12:51
2:03
3:17
4:32
5:48
7:07
8:29
9:53
Sunrise
6:52
6:50
6:50
6:48
6:47
6:45
6:43
6:41
6:41
6:39
6:37
6:37
Sunset
8:15
8:15
8:17
8:19
8:20
8:21
8:22
8:22
8:23
8:24
8:25
8:27
Today's sea temperature in Porto is 15.9 °C (Statistics for 17 Apr 1981-2005 – mean: 14.6 max: 16.8 min: 13.1°C)
Issued (local time): 12 pm Thursday 17 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest