Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 11 am 16 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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 4ft (1.2m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 4ft (1.2m), 14s period with SW swell.
  • Evening surf: Evening surf (16 Aug, local time) - 4ft (1.2m), 14s period with SW swell.

The current surf forecast for Islas Marietas at 4PM is: 1.2m 14s primary swell from a Southwest direction (forecast issued at 11:00am August 16). An open ocean swell of 0.3m 9s is not directed at the surf break, a second open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (16 Aug)4ft (1.2m)15s
Afternoon (16 Aug)4ft (1.2m)14s
Evening (16 Aug)4ft (1.2m)14s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Mon night. Warm (max 30°C on Sun afternoon, min 27°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon afternoon, calm by Tue night).

Sun
16
Monday
17
Tuesday
18
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
3
0
0
0
0
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
1.2
SW
15
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
0.4
NW
5
0.4
NW
6
0.4
NW
6
0.4
NW
6
0.3
WNW
6
0.4
W
6
0.4
WSW
6
0.9
SW
13
0.3
WNW
6
0.3
WNW
6
0.3
WNW
6
0.3
WNW
6
0.3
WNW
7
0.3
WNW
7
0.3
WNW
12
Wave Graph
Metric surfscale
Energy kJ
623
614
614
614
606
606
7
9
10
9
7
11
11
261
6
7
7
7
10
10
27
Wind (km/h)
10
NNE
15
NNW
15
NW
10
WNW
10
SW
10
NNE
5
ENE
5
E
5
SE
20
SSW
40
SSW
30
SSW
15
SSW
15
SE
10
ESE
5
ESE
10
ESE
5
SSW
15
WSW
10
WSW
0
SW
Wind State
cross-off
off
cross-off
cross-off
cross-on
off
glassy
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
11:30AM1.34m
11:37PM1.12m
11:47AM1.31m
00:10AM0.96m
12:01PM1.26m
Low Tide
5:43PM0.52m
5:16AM0.57m
6:22PM0.57m
5:13AM0.67m
7:11PM0.62m
part cloud
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
cloud
cloud
thunderstorm
clear
clear
thunderstorm
thunderstorm
<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>
7:30
7:30
7:29
 mm
1
1
1
1
2
1
1
1
2
Temp °C
29
29
30
30
30
29
29
28
29
30
30
30
28
28
28
28
28
29
29
30
29
Feels °C
33
33
34
35
36
34
35
33
35
33
28
30
30
31
32
33
32
33
32
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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