Isla Santa Maria Surf Break

Lat Long: 23.43° S 70.61° W

Isla Santa Maria 48 hour detailed Surf Forecast

Issued: 2 pm 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Isla Santa Maria sea temperature is
18.9°C
3.1° 

Isla Santa Maria surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Isla Santa Maria today (13 Sep):

  • Afternoon surf: Afternoon surf (13 Sep, local time) - 5.5ft (1.7m), 9s period with SSW swell.
  • Evening surf: Evening surf (13 Sep, local time) - 5ft (1.6m), 9s period with SW swell.

The current surf forecast for Isla Santa Maria at 11PM is: 1.5m 9s primary swell from a South-southwest direction and 0.6m 18s secondary swell from a Southwest direction (forecast issued at 02:00pm September 13). The wind direction is predicted to be cross-offshore.

Time (-04) & DateWave HeightWave Period
Morning (13 Sep)--
Afternoon (13 Sep)5.5ft (1.7m)9s
Evening (13 Sep)5ft (1.6m)9s

Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 18°C on Tue afternoon, min 15°C on Sun afternoon). Wind will be generally light.

Sun
13
Monday
14
Tuesday
15
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
2
2
1
2
1
1
1
2
2
2
3
3
3
2
2
2
3
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)
1.7
SW
9
1.7
SSW
9
1.6
SW
9
1.6
SW
9
1.5
SSW
9
0.8
SW
18
0.9
SW
18
1
SW
17
0.9
SW
16
1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.2
SW
14
1.2
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
13
Wave Graph
Metric surfscale
Energy kJ
481
460
406
406
378
387
516
594
443
498
567
636
572
485
606
597
453
521
507
458
Wind (km/h)
15
SSW
20
SSW
25
S
25
S
25
S
25
SSW
20
S
20
SSW
20
SSW
20
SSW
20
S
15
S
15
SSW
10
S
5
SSE
0
ESE
5
SW
10
SW
10
SSW
0
SSE
Wind State
cross
cross
cross-off
cross-off
cross-off
cross
cross-off
cross
cross
cross
cross-off
cross-off
cross
cross-off
glassy
glassy
cross-on
cross-on
cross
glassy
High Tide
11:36AM1.07m
00:03AM1.10m
12:14PM0.96m
00:42AM1.09m
12:54PM0.84m
Low Tide
5:48PM0.04m
6:17AM0.12m
6:19PM0.10m
7:05AM0.18m
6:50PM0.17m
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
7:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:35
7:35
7:36
 mm
Temp °C
16
16
15
15
15
15
15
15
16
17
16
16
15
15
15
15
17
18
17
16
Feels °C
13
13
11
11
11
11
12
12
13
14
13
14
14
15
15
16
17
17
17
17
  • 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 Isla Santa Maria 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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