Viana do Castelo Sea Conditions and Tide Table

Viana do Castelo 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 05:14 PM.

Days 1–4 Weather Summary

Moderate rain (total 13mm), heaviest on Sun afternoon. Cool air temperatures (max 17°C on Mon afternoon, min 9°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 14°C on Wed afternoon, min 7°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Heavy rain (total 39mm), heaviest during Mon afternoon. Very mild (max 17°C on Mon afternoon, min 11°C on Sat afternoon). Winds increasing (calm on Sat afternoon, fresh winds from the WSW by Mon afternoon).

Days 11–13 Weather Summary

Mostly dry. Very mild (max 14°C on Tue afternoon, min 9°C on Tue night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Fri
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
Wave Height Map
High Tide
12:31PM2.93m
1:00AM2.97m
1:08PM2.99m
1:31AM3.07m
1:41PM3.04m
2:01AM3.15m
2:12PM3.06m
2:29AM3.20m
2:43PM3.06m
2:58AM3.23m
3:15PM3.03m
3:28AM3.22m
3:47PM2.98m
4:00AM3.19m
4:21PM2.91m
4:35AM3.13m
4:59PM2.83m
5:15AM3.05m
5:44PM2.74m
6:02AM2.96m
6:38PM2.67m
6:59AM2.89m
7:44PM2.65m
8:07AM2.85m
Low Tide
6:43PM0.97m
7:01AM1.07m
7:14PM0.91m
7:33AM0.97m
7:44PM0.86m
8:04AM0.90m
8:13PM0.84m
8:35AM0.84m
8:42PM0.84m
9:06AM0.82m
9:12PM0.86m
9:38AM0.84m
9:43PM0.91m
10:12AM0.88m
10:17PM0.98m
10:50AM0.95m
10:54PM1.07m
11:32AM1.03m
11:39PM1.17m
12:23PM1.12m
00:33AM1.26m
1:24PM1.17m
1:42AM1.32m
Wave
height (m) 
direction
period (s) 
3
W
10
2.5
W
9
1.9
W
9
1.8
WNW
8
1.3
WNW
8
0.9
WNW
12
0.9
WNW
12
1.1
W
11
1.1
W
12
1.2
WNW
11
1.6
NW
8
1.6
WNW
11
1.4
NW
11
1.8
NW
11
1.5
WNW
14
1.4
WNW
14
1.2
WNW
13
1.1
WNW
13
1.1
WNW
13
1.1
WNW
12
1.5
WNW
12
1.6
WNW
12
1.6
WNW
11
2.5
WNW
8
4
WNW
9
3.5
WNW
11
3
WNW
11
3
WNW
11
2.3
WNW
11
1.8
WNW
11
1.6
WNW
10
1.9
WNW
9
1.6
NW
9
1.4
NW
9
1.1
NW
9
1.1
NW
8
mod rain
rain showers
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
light rain
rain showers
mod rain
rain showers
mod rain
rain showers
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
mod rain
rain shwrs
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
mod rain
rain shwrs
mod rain
rain shwrs
some clouds
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
 km/h
25
WSW
5
NE
15
NNE
20
N
10
NE
5
NNE
10
NW
15
NNE
15
NNE
25
N
25
NNE
20
NNE
25
N
25
NNE
15
NNE
20
N
15
NNE
5
ENE
0
NW
5
SE
10
SE
15
WSW
20
WSW
30
SW
35
WSW
10
WSW
25
NNW
30
NNW
20
N
5
E
5
NW
15
N
10
NNE
15
N
10
NNE
5
ENE
 mm 
9
4
5
7
9
10
7
1
max°C
15
14
16
17
13
14
15
12
12
14
11
11
12
8
10
11
10
10
11
12
14
14
15
15
17
17
14
14
11
12
13
12
13
14
12
14
Moonrise
4:45
5:47
6:51
7:54
8:56
9:54
10:44
11:27
12:03
12:32
12:58
1:20
Moonset
3:12
3:32
3:55
4:22
4:54
5:34
6:22
7:18
8:20
9:26
10:34
11:42
Sunrise
7:26
7:26
7:28
7:30
7:31
7:31
7:33
7:33
7:35
7:37
7:37
7:39
Sunset
5:14
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 Viana do Castelo is
17.0° C
(Statistics for 16 Nov 1981-2005 – mean: 16.1 max: 17.3 min: 15.0°C)
Issued (local time): 5 pm Sunday 16 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest