Gujan-Mestras Sea Conditions and Tide Table

Gujan-Mestras 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 08:36 AM and sunset is at 05:24 PM.

Days 1–3 Weather Summary

Moderate rain (total 19mm), heaviest on Sat night. Cool air temperatures (max 17°C on Thu afternoon, min 8°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 22mm), heaviest during Tue night. Cool air temperatures (max 10°C on Sun morning, min 4°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 10°C on Mon afternoon, min 4°C on Sat morning). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
3:38PM3.26m
3:53AM3.43m
4:15PM3.33m
4:28AM3.51m
4:50PM3.37m
5:03AM3.57m
5:24PM3.37m
5:38AM3.58m
5:59PM3.34m
6:14AM3.56m
6:35PM3.28m
6:50AM3.52m
7:13PM3.20m
7:29AM3.44m
7:56PM3.12m
8:13AM3.36m
8:44PM3.05m
9:04AM3.26m
9:42PM3.00m
10:05AM3.19m
10:49PM3.00m
11:16AM3.16m
00:00AM3.08m
Low Tide
9:17AM0.71m
9:32PM0.72m
9:56AM0.60m
10:09PM0.64m
10:34AM0.53m
10:45PM0.59m
11:11AM0.50m
11:21PM0.57m
11:47AM0.51m
11:57PM0.58m
12:24PM0.54m
00:33AM0.63m
1:03PM0.59m
1:12AM0.70m
1:44PM0.65m
1:54AM0.79m
2:30PM0.72m
2:44AM0.88m
3:24PM0.79m
3:43AM0.96m
4:25PM0.83m
4:51AM0.98m
5:33PM0.83m
6:04AM0.89m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
light rain
light rain
light rain
light rain
rain showers
rain showers
mod rain
light rain
rain showers
part cloud
part cloud
rain showers
part cloud
light rain
light rain
mod rain
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
part cloud
cloud
part cloud
some clouds
some clouds
light rain
light rain
light rain
light rain
rain shwrs
rain shwrs
mod rain
light rain
rain shwrs
some clouds
some clouds
rain shwrs
some clouds
light rain
light rain
mod rain
cloudy
cloudy
cloudy
cloudy
cloudy
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
clear
some clouds
cloudy
some clouds
 km/h
15
SSE
15
S
15
WSW
10
N
10
NE
5
NE
5
SSE
10
SSW
20
SSW
15
SW
15
WSW
10
SE
5
SE
10
S
10
SE
15
SSE
10
SSW
5
S
10
SE
10
ENE
15
NNE
15
NNE
10
NNE
10
N
5
NNE
10
NNE
0
E
5
ESE
5
ESE
10
E
10
NE
10
NE
10
NE
5
E
10
E
10
ENE
 mm 
2
4
3
1
2
1
6
3
2
1
2
4
10
max°C
15
17
15
11
10
10
12
13
11
10
9
5
9
10
7
10
10
10
9
9
6
5
5
3
4
5
4
6
7
5
6
8
7
9
10
9
Moonrise
7:29
8:29
9:23
10:07
10:44
11:12
11:36
11:57
12:16
12:34
12:54
1:16
Moonset
3:47
4:32
5:26
6:28
7:36
8:46
9:56
11:06
12:17
1:30
2:46
Sunrise
8:36
8:36
8:37
8:37
8:37
8:37
8:38
8:38
8:40
8:40
8:40
8:40
Sunset
5:24
5:24
5:25
5:25
5:27
5:27
5:28
5:28
5:29
5:30
5:30
5:30
Today's sea temperature in Gujan-Mestras is
11.8° C
(Statistics for 18 Dec 1981-2005 – mean: 13.2 max: 14.3 min: 12.2°C)
Issued (local time): 12 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest