Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 5 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
31.4° C
2.0° 

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 (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 3.5ft (1.0m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 3ft (0.9m), 16s period with SW swell.
  • Evening surf: Evening surf (13 Aug, local time) - 3ft (0.9m), 15s period with SW swell.

The current surf forecast for Islas Marietas at 12PM is: 0.9m 16s primary swell from a Southwest direction (forecast issued at 05:00am August 13). An open ocean swell of 0.5m 12s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (13 Aug)3.5ft (1.0m)16s
Afternoon (13 Aug)3ft (0.9m)16s
Evening (13 Aug)3ft (0.9m)15s

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


Short Range Forecast

Mostly dry. Warm (max 30°C on Thu afternoon, min 28°C on Thu morning). Wind will be generally light.

Thursday
13
Friday
14
Saturday
15
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
3
2
3
2
2
3
2
3
2
2
2
4
4
4
3
4
3
4
4
4
3
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SW
15
1
SW
15
1
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
15
0.9
SW
15
0.9
SW
18
0.9
SW
15
0.9
SW
14
0.9
SW
14
1.5
SW
17
1.5
SW
17
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
0.3
WNW
5
Wave Graph
Metric surfscale
Energy kJ
447
465
483
411
411
411
370
355
470
355
350
346
1336
1290
1172
1144
1129
1115
1115
1101
1101
1087
5
Wind (km/h)
10
NE
10
NE
10
NE
10
NNW
15
NW
10
NW
10
NNE
10
NNE
15
NE
10
NE
5
ENE
10
NNW
15
NW
5
NW
15
NNE
10
ESE
10
NNE
10
E
5
ENE
10
NW
15
NW
10
W
5
NNW
Wind State
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-on
cross-off
cross
glassy
cross-off
cross-off
cross
off
High Tide
10:26AM1.34m
9:52PM1.52m
10:49AM1.35m
10:28PM1.41m
11:10AM1.35m
Low Tide
4:00AM0.04m
3:57PM0.55m
4:27AM0.16m
4:32PM0.51m
4:50AM0.29m
5:07PM0.50m
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:31
7:31
 mm
Temp °C
28
28
28
29
30
30
30
29
28
28
28
29
30
30
29
28
29
28
28
29
30
30
30
Feels °C
32
32
31
33
33
34
34
33
31
31
31
33
33
34
32
32
33
32
32
33
33
34
35
  • 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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