Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 5 am 25 Sep 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
31.4°C
2.3° 

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 (25 Sep):

  • Morning surf: Morning surf (25 Sep, local time) - 3ft (0.9m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (25 Sep, local time) - 1.5ft (0.5m), 13s period with W swell.
  • Evening surf: Evening surf (25 Sep, local time) - 2ft (0.6m), 12s period with W swell.

The current surf forecast for Islas Marietas at 9AM is: 0.9m 14s primary swell from a Southwest direction (forecast issued at 05:00am September 25). An open ocean swell of 2.3m 12s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.

Time (CST) & DateWave HeightWave Period
Morning (25 Sep)3ft (0.9m)14s
Afternoon (25 Sep)1.5ft (0.5m)13s
Evening (25 Sep)2ft (0.6m)12s

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


Short Range Forecast

Moderate rain (total 19mm), heaviest on Sat morning. Warm (max 29°C on Fri morning, min 27°C on Sat morning). Wind will be generally light.

Friday
25
Saturday
26
Sunday
27
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)
2
2
2
0
0
0
0
0
0
0
0
1
0
0
1
2
3
3
4
4
4
4
3
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)
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.5
W
13
0.5
W
12
0.6
W
12
0.6
W
12
0.5
SW
18
0.7
W
13
0.7
W
13
0.8
W
13
0.8
W
12
0.8
W
13
2.4
SW
13
2.3
SW
13
2.5
SW
13
2.5
SW
12
2.4
SW
13
2.2
SW
13
2.2
SW
12
2
WSW
12
1.9
WSW
12
Wave Graph
Metric surfscale
Energy kJ
327
288
288
297
89
77
110
110
157
166
166
202
187
202
1824
1626
1908
1848
1942
1559
1388
1100
956
Wind (km/h)
10
NNE
5
NNW
5
SE
15
SW
10
WSW
5
SW
10
SSE
15
SSE
15
SSE
10
SE
10
SE
5
SE
10
SSW
15
SSW
20
S
10
SSE
10
ESE
10
E
10
ENE
5
NNW
10
WNW
10
WNW
5
W
Wind State
off
off
glassy
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross
cross-off
glassy
cross-off
cross-off
cross
High Tide
8:48AM1.41m
8:50PM1.46m
9:04AM1.47m
9:23PM1.44m
9:23AM1.52m
Low Tide
2:36AM0.25m
2:46PM0.36m
2:57AM0.29m
3:14PM0.25m
3:19AM0.36m
3:45PM0.17m
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:50
—
—
—
—
—
—
—
6:52
—
—
—
—
—
—
—
6:52
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:55
—
—
—
—
—
—
—
6:54
—
—
—
—
—
—
—
6:53
—
 mm
6
9
1
1
1
1
—
1
2
1
3
3
1
1
1
1
1
—
—
—
—
—
—
Temp °C
29
28
28
29
29
29
29
28
28
28
28
27
29
29
28
28
27
27
28
29
29
29
29
Feels °C
33
32
33
33
33
34
33
31
31
32
32
32
33
32
30
32
31
31
32
34
32
33
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 

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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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