Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 5 am 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
30.6°C
1.6° 

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 (20 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 2.5ft (0.8m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 1.5ft (0.5m), 5s period with SW swell.

The current surf forecast for Islas Marietas at 10AM is: 0.7m 6s primary swell from a Southwest direction (forecast issued at 05:00am October 20). An open ocean swell of 1.4m 15s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (CST) & DateWave HeightWave Period
Morning (20 Oct)2.5ft (0.8m)6s
Afternoon (20 Oct)1.5ft (0.5m)5s
Evening (20 Oct)--

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Wed afternoon, min 27°C on Tue night). Wind will be generally light.

Tuesday
20
Wednesday
21
Thursday
22
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)
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
SW
8
1
SW
7
0.8
SW
6
0.6
SW
6
0.5
SW
5
1.3
SSW
14
1.4
SSW
14
0.3
WSW
5
0.3
WSW
5
0.2
WNW
5
0.3
NW
5
0.3
NW
5
0.2
WNW
12
0.3
NW
12
0.4
NW
16
0.3
NW
11
0.3
NW
11
0.3
NW
11
0.2
WNW
12
0.2
WNW
12
0.2
WNW
15
0.2
WNW
15
0.2
WNW
15
Wave Graph
Metric surfscale
Energy kJ
206
104
51
21
14
0
0
5
5
2
3
3
14
23
65
20
20
20
13
13
21
21
21
Wind (km/h)
10
E
5
ENE
5
ESE
10
W
5
W
0
WSW
5
ENE
5
ENE
5
E
10
NE
10
NE
5
NNW
15
NW
15
NW
10
N
10
NNE
5
NE
10
NE
5
NE
5
NW
10
NW
10
NNW
10
N
Wind State
cross
cross-off
glassy
cross
cross
glassy
glassy
cross-off
cross
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
glassy
cross-off
glassy
glassy
cross-off
cross-off
off
High Tide
7:31AM1.15m
6:10PM1.08m
7:22AM1.22m
6:52PM1.19m
7:28AM1.31m
7:29PM1.29m
Low Tide
00:27AM0.49m
1:15PM0.81m
00:48AM0.45m
1:18PM0.66m
1:10AM0.42m
1:34PM0.49m
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:58
—
—
—
—
—
—
—
6:58
—
—
—
—
—
—
—
7:00
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:34
—
—
—
—
—
—
—
6:34
—
—
—
—
—
—
—
6:32
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
27
27
28
28
28
28
28
28
27
27
28
28
29
29
28
28
28
27
27
28
29
29
28
Feels °C
31
31
32
32
32
33
33
33
32
32
33
33
33
33
32
33
34
31
32
33
33
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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