San Sebastian Sea Conditions and Tide Table

San Sebastian 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 08:07 AM and sunset is at 07:01 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Wed night. Cool air temperatures (max 11°C on Wed afternoon, min 6°C on Thu night). Mainly near gales.

Days 4–6 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Mon night. Cool air temperatures (max 11°C on Sun night, min 2°C on Mon night). Mainly near gales.

Days 7–9 Weather Summary

Some drizzle, heaviest during Thu night. Very mild (max 10°C on Tue night, min 3°C on Tue morning). Winds decreasing (strong winds from the WSW on Wed morning, light winds from the WSW by Thu night).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Fri morning. Very mild (max 12°C on Sun morning, min 4°C on Fri night). Winds decreasing (near gales from the WNW on Sat morning, light winds from the N by Mon morning).

Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thu
23
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
AM
PM
Wave Height Map
High Tide
1:09PM8.09m
1:10AM7.91m
1:56PM7.54m
1:59AM7.48m
2:58PM7.10m
3:06AM7.16m
4:16PM6.94m
4:30AM7.13m
5:33PM7.16m
5:48AM7.46m
6:33PM7.66m
6:50AM8.04m
7:21PM8.28m
7:39AM8.70m
8:02PM8.92m
8:24AM9.33m
8:41PM9.50m
9:06AM9.86m
9:20PM9.94m
9:48AM10.20m
10:00PM10.18m
10:31AM10.31m
10:41PM10.19m
11:15AM10.17m
11:24PM9.96m
12:02PM9.79m
00:11AM9.52m
12:54PM9.24m
Low Tide
6:49AM2.10m
7:09PM3.25m
7:34AM2.61m
7:55PM3.72m
8:30AM3.08m
8:58PM4.07m
9:44AM3.37m
10:20PM4.13m
11:05AM3.32m
11:39PM3.78m
12:13PM2.97m
00:40AM3.15m
1:07PM2.47m
1:29AM2.39m
1:52PM1.94m
2:12AM1.62m
2:33PM1.46m
2:53AM0.93m
3:14PM1.11m
3:33AM0.40m
3:55PM0.94m
4:14AM0.11m
4:36PM0.98m
4:57AM0.10m
5:20PM1.24m
5:42AM0.36m
6:06PM1.69m
6:32AM0.85m
6:58PM2.26m
Wave
height (m) 
direction
period (s) 
0.7
NW
4
0.9
WNW
4
1
NNW
4
1.2
NW
4
0.9
WNW
4
1
WNW
4
0.7
W
4
0.4
NE
11
1.3
NE
7
1.1
NE
9
1
NE
9
0.8
NE
9
0.9
NE
9
1.1
N
4
1.1
NNE
7
1.4
NE
8
1.2
NE
9
1
NE
10
1.2
NE
10
1.1
NE
11
1.4
NE
11
1.3
NE
10
1.1
NE
10
0.8
NE
10
0.8
NE
9
0.7
NE
8
0.8
NE
8
0.9
NE
9
0.8
NE
9
0.8
NE
9
1.1
NNW
4
1.3
NW
4
1
NW
4
0.8
NW
3
0.8
WNW
4
0.4
NE
8
0.6
NE
5
0.8
NE
10
0.6
NE
10
0.7
NE
9
0.7
NE
9
0.6
NE
8
0.9
NW
4
0.9
WNW
4
0.7
W
4
0.8
WNW
4
0.8
WNW
4
part cloud
cloud
light rain
part cloud
rain showers
clear
clear
cloud
rain showers
cloud
cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
light snow
part cloud
clear
part cloud
clear
clear
part cloud
cloud
cloud
rain showers
light rain
clear
part cloud
rain showers
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
rain showers
light rain
light rain
cloud
some clouds
cloudy
light rain
some clouds
rain shwrs
clear
clear
cloudy
rain shwrs
cloudy
cloudy
some clouds
clear
some clouds
cloudy
cloudy
some clouds
light snow
some clouds
clear
some clouds
clear
clear
some clouds
cloudy
cloudy
rain shwrs
light rain
clear
some clouds
rain shwrs
cloudy
some clouds
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
cloudy
rain shwrs
light rain
light rain
cloudy
 km/h
40
WNW
40
W
45
NW
55
WNW
40
W
50
W
30
W
15
WNW
25
N
40
W
40
WNW
35
WNW
40
NW
45
NW
40
NNW
55
NW
30
WNW
20
SSW
25
WNW
25
WNW
40
NNW
40
WNW
45
WSW
25
NW
10
NNW
10
N
10
NNE
40
SW
45
WSW
35
W
45
NW
55
WNW
45
WNW
30
WNW
40
WNW
15
NW
10
N
30
WSW
15
W
25
W
25
W
25
W
40
W
50
W
30
W
35
WNW
40
W
 mm 
1
1
1
2
1
2
1
1
1
1
max°C
10
11
11
11
9
6
8
10
10
9
10
7
8
10
11
11
8
6
4
7
10
7
8
8
9
10
9
6
7
6
10
11
11
12
12
10
10
9
7
6
7
4
4
7
6
8
9
Moonrise
9:55
11:03
12:20
1:40
3:01
4:24
5:48
7:16
8:47
10:23
12:01
1:30
2:40
3:27
3:58
Moonset
3:41
4:18
4:44
5:03
5:17
5:28
5:38
5:48
5:59
6:13
6:32
7:00
7:45
8:50
10:12
Sunrise
8:07
8:10
8:11
8:12
8:15
8:17
8:18
8:19
8:22
8:23
8:26
8:26
8:29
8:30
8:33
8:34
Sunset
7:01
7:00
6:57
6:54
6:52
6:50
6:47
6:45
6:44
6:40
6:38
6:37
6:35
6:32
6:30
6:28
Today's sea temperature in San Sebastian is
9.0° C
(Statistics for 08 Apr 1981-2005 – mean: 9.1 max: 10.3 min: 8.3°C)
Issued (local time): 2 am Wednesday 08 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest