Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 5 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
31.8° C
2.4° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 5ft (1.5m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 5ft (1.5m), 16s period with SW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 0.5ft (0.2m), 5s period with WNW swell.

The current surf forecast for Islas Marietas at 11AM is: 1.5m 16s primary swell from a Southwest direction (forecast issued at 05:00am August 15). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.

Time (CST) & DateWave HeightWave Period
Morning (15 Aug)5ft (1.5m)16s
Afternoon (15 Aug)5ft (1.5m)16s
Evening (15 Aug)0.5ft (0.2m)5s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Mon night. Warm (max 30°C on Sat afternoon, min 26°C on Mon night). Mainly fresh winds.

Saturday
15
Sunday
16
Monday
17
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)
4
3
4
4
4
4
0
3
3
3
3
3
3
3
3
3
0
0
0
0
0
0
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)
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
1.5
SW
16
0.2
WNW
5
1.4
SW
15
1.4
SW
15
1.2
SW
15
1.2
SW
15
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
0.3
WNW
5
0.4
NW
6
0.4
NW
6
0.4
NW
6
0.4
NW
6
0.3
WNW
6
0.4
WNW
6
Wave Graph
Metric surfscale
Energy kJ
1129
1115
1115
1101
1101
1087
2
816
784
623
623
614
614
614
606
606
5
9
9
9
9
7
11
Wind (km/h)
5
ENE
10
E
5
E
5
WNW
10
NW
10
NW
10
N
5
NE
10
ENE
10
ENE
5
NE
5
WNW
15
WNW
10
WNW
10
NW
5
NNE
5
NNE
10
NE
10
E
15
SSW
35
SSW
35
SW
15
WSW
Wind State
cross-off
cross
glassy
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
on
cross-on
cross-on
cross-on
High Tide
11:10AM1.35m
11:03PM1.27m
11:30AM1.34m
11:37PM1.12m
11:47AM1.31m
Low Tide
4:50AM0.29m
5:07PM0.50m
5:07AM0.44m
5:43PM0.52m
5:16AM0.57m
6:22PM0.57m
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:31
7:30
7:30
 mm
2
Temp °C
28
28
28
29
30
30
30
29
29
28
29
29
30
30
30
30
29
29
29
30
30
29
28
Feels °C
32
31
32
34
34
34
34
34
34
33
35
34
34
35
35
35
34
34
34
34
29
28
31
  • 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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