Isla Santa Maria Surf Break

Lat Long: 23.43° S 70.61° W

Isla Santa Maria 48 hour detailed Surf Forecast

Issued: 1 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Isla Santa Maria sea temperature is
17.9° C
2.4° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 3.5ft (1.1m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 4.5ft (1.4m), 13s period with SW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 5ft (1.5m), 12s period with WSW swell.

The current surf forecast for Isla Santa Maria at 6AM is: 1.0m 14s primary swell from a Southwest direction and 0.5m 8s secondary swell from a South-southwest direction (forecast issued at 01:00am August 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-04) & DateWave HeightWave Period
Morning (15 Aug)3.5ft (1.1m)14s
Afternoon (15 Aug)4.5ft (1.4m)13s
Evening (15 Aug)5ft (1.5m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sun morning, min 14°C on Sat night). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
2
1
1
2
3
3
3
3
3
2
2
3
3
2
2
3
2
0
0
1
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
SW
14
1
SW
14
1
SW
14
1.1
SW
13
1.4
SW
13
1.5
WSW
13
1.7
WSW
12
1.4
SW
11
1.4
SW
11
1.4
WSW
11
1.3
WSW
10
0.8
SW
16
1.1
SW
16
1.1
SW
15
0.9
SW
15
1.1
SW
15
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
14
1
SW
14
1
SW
14
Wave Graph
Metric surfscale
Energy kJ
401
390
363
406
700
737
782
512
503
458
361
306
546
525
375
479
453
434
416
422
459
466
412
395
Wind (km/h)
10
S
10
S
10
SSE
10
SSW
15
SSW
15
S
15
S
10
SSE
5
S
5
SSE
5
SE
5
NW
10
SW
5
SSW
5
SW
5
NNW
10
NNE
5
ENE
10
NE
15
NW
15
NW
15
NW
10
N
20
NNE
Wind State
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
on
cross-on
glassy
glassy
cross-on
cross
glassy
cross-off
cross-on
cross-on
on
cross-on
cross
High Tide
11:05AM1.23m
11:39PM0.98m
11:46AM1.11m
00:23AM1.00m
12:27PM0.97m
Low Tide
4:45AM0.06m
5:35PM-0.01m
5:35AM0.12m
6:10PM0.05m
6:26AM0.19m
6:45PM0.12m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:25
6:25
 mm
Temp °C
15
15
15
16
16
15
14
14
14
14
14
17
16
16
15
15
15
16
16
17
17
17
16
16
Feels °C
15
14
14
15
14
13
13
14
14
14
14
17
15
16
16
15
14
16
14
15
15
15
15
13
  • 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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