Islas Marietas Surf Break

Lat Long: 20.68° N 105.61° W

Islas Marietas 48 hour detailed Surf Forecast

Issued: 11 am 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Islas Marietas sea temperature is
31.2°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 (30 Sep):

  • Morning surf: Morning surf (30 Sep, local time) - 2.5ft (0.7m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (30 Sep, local time) - 1.5ft (0.4m), 8s period with WNW swell.
  • Evening surf: Evening surf (30 Sep, local time) - 0.5ft (0.2m), 16s period with WNW swell.

The current surf forecast for Islas Marietas at 2PM is: 0.5m 8s primary swell from a West direction (forecast issued at 11:00am September 30). An open ocean swell of 4.0m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (CST) & DateWave HeightWave Period
Morning (30 Sep)2.5ft (0.7m)16s
Afternoon (30 Sep)1.5ft (0.4m)8s
Evening (30 Sep)0.5ft (0.2m)16s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Wed morning. Warm (max 31°C on Thu afternoon, min 27°C on Wed morning). Winds decreasing (strong winds from the SSE on Wed afternoon, light winds from the SE by Fri morning).

Wed
30
Thursday
1
Friday
2
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)
0
0
0
0
0
0
0
0
!
0
0
!
!
!
!
!
3
3
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)
0.7
SW
16
0.5
W
8
0.4
WNW
8
0.3
WNW
8
0.2
WNW
16
0.2
WNW
16
0.2
WNW
16
0.1
NW
16
4
SW
12
4
SW
13
4
SW
12
3.5
SW
13
3.5
SW
12
3
SW
12
3
SW
12
3
SW
12
2.5
WSW
12
2.4
WSW
12
2.3
WSW
12
2.2
WSW
12
2.2
WSW
12
Wave Graph
Metric surfscale
Energy kJ
248
33
22
14
25
25
25
10
4705
4722
4648
4215
3307
2824
2430
2329
1744
1534
1477
1291
1313
Wind (km/h)
20
SE
10
SSE
10
ESE
40
SSE
25
SSE
15
SSE
15
SE
15
SE
20
SE
20
S
25
S
20
S
15
SSE
20
S
15
SE
15
ESE
10
SE
10
SSW
25
SW
25
SSW
20
S
Wind State
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
on
cross-on
on
on
High Tide
10:28AM1.50m
00:05AM0.96m
10:51AM1.42m
2:26AM0.82m
11:10AM1.31m
Low Tide
5:39PM0.26m
4:21AM0.76m
6:38PM0.38m
3:02AM0.82m
8:48PM0.48m
thunderstorm
thunderstorm
part cloud
thunderstorm
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
—
—
—
—
—
—
6:52
—
—
—
—
—
—
—
6:52
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
6:51
—
—
—
—
—
—
—
6:50
—
—
—
—
—
—
—
6:49
—
 mm
5
1
—
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
27
30
30
29
29
28
28
28
29
29
31
30
29
28
27
27
27
29
29
30
28
Feels °C
29
34
33
26
29
29
29
29
30
29
31
31
31
29
29
29
30
31
29
31
29
  • 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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