Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 5 pm 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
31.4° C
1.9° 

Islas Marietas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Islas Marietas today (31 Jul):

  • Afternoon surf: Afternoon surf (31 Jul, local time) - 1.5ft (0.5m), 9s period with W swell.
  • Evening surf: Evening surf (31 Jul, local time) - 1ft (0.3m), 16s period with SW swell.

The current surf forecast for Islas Marietas at 10PM is: 0.3m 16s primary swell from a Southwest direction and 0.5m 9s secondary swell from a West direction (forecast issued at 05:00pm July 31). An open ocean swell of 1.0m 13s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (CST) & DateWave HeightWave Period
Morning (31 Jul)--
Afternoon (31 Jul)1.5ft (0.5m)9s
Evening (31 Jul)1ft (0.3m)16s

Table - waves today at Islas Marietas. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 9mm), mostly falling on Sun night. Warm (max 30°C on Fri afternoon, min 26°C on Sun night). Wind will be generally light.

Fri
31
Saturday
1
Sunday
2
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
1
1
0
0
1
1
0
1
1
1
1
1
1
1
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
W
9
0.3
SW
16
0.3
SW
16
0.4
SW
16
0.4
WSW
8
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.5
SW
15
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
13
0.6
SW
13
0.6
W
8
0.4
W
8
Wave Graph
Metric surfscale
Energy kJ
40
42
41
89
24
82
78
77
106
130
128
121
118
116
114
113
113
51
21
Wind (km/h)
15
NW
10
WNW
10
N
5
NE
15
NNE
15
NE
10
NNE
10
NNW
15
NW
20
NNW
15
N
15
N
15
NNE
5
N
10
N
10
NW
15
WNW
10
WNW
10
WNW
Wind State
cross-off
cross-off
off
cross-off
off
cross-off
cross-off
off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
High Tide
10:09PM1.42m
11:15AM1.27m
10:42PM1.33m
11:37AM1.29m
Low Tide
4:15PM0.63m
4:48AM0.24m
4:50PM0.60m
5:10AM0.33m
5:29PM0.58m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:40
7:39
7:39
 mm
Temp °C
30
30
30
29
28
28
28
29
30
30
29
29
29
28
29
29
30
30
29
Feels °C
33
34
34
34
31
31
31
33
33
32
32
33
33
32
33
33
33
34
33
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Islas Marietas surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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