Isla Santa Maria Surf Break

Lat Long: 23.43° S 70.61° W

Isla Santa Maria 48 hour detailed Surf Forecast

Issued: 7 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Isla Santa Maria sea temperature is
17.7° C
2.2° 

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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 4.5ft (1.3m), 10s period with WSW swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
  • Evening surf: Evening surf (16 Aug, local time) - 3ft (0.9m), 15s period with SW swell.

The current surf forecast for Isla Santa Maria at 4PM is: 1.1m 15s primary swell from a Southwest direction and 1.0m 10s secondary swell from a West-southwest direction (forecast issued at 07:00am August 16). The wind direction is predicted to be onshore.

Time (-04) & DateWave HeightWave Period
Morning (16 Aug)4.5ft (1.3m)10s
Afternoon (16 Aug)3.5ft (1.1m)16s
Evening (16 Aug)3ft (0.9m)15s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Tue afternoon. Very mild (max 18°C on Mon morning, min 15°C on Tue night). Winds increasing (calm on Sun morning, fresh winds from the NNW by Tue afternoon).

Sunday
16
Monday
17
Tuesday
18
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)
3
3
2
1
2
2
1
0
1
2
0
0
0
0
0
2
2
2
0
0
0
1
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)
1.4
WSW
11
1.4
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
SW
14
1
SW
14
0.9
SW
15
1
SW
14
1.3
SW
14
1
SW
14
1
SW
14
1.1
SW
13
1.4
WSW
13
1.3
WSW
13
1.1
SW
13
1
SW
13
1
SW
12
Wave Graph
Metric surfscale
Energy kJ
458
409
306
546
525
375
479
453
434
416
379
412
355
412
648
368
357
458
663
528
388
326
301
Wind (km/h)
0
WSW
5
SSW
10
NNW
15
WNW
5
NW
5
NNW
15
NNW
15
N
10
N
10
NE
20
NNW
20
NNW
20
NW
20
NNE
15
N
15
NE
15
NNE
20
NNE
35
N
35
NNW
25
NNW
20
NNE
15
NNE
Wind State
glassy
glassy
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-on
cross-on
on
cross
cross-on
cross-off
cross
cross-off
cross
cross-on
cross-on
cross
cross
High Tide
11:46AM1.11m
00:23AM1.00m
12:27PM0.97m
1:09AM0.99m
1:10PM0.83m
Low Tide
5:35AM0.12m
6:10PM0.05m
6:26AM0.19m
6:45PM0.12m
7:22AM0.27m
7:21PM0.19m
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
clear
rain showers
rain showers
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:05
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:25
6:27
 mm
1
2
1
Temp °C
16
16
17
17
17
17
17
17
16
17
18
18
17
17
17
17
18
18
18
17
16
15
16
Feels °C
17
17
16
15
17
17
15
15
15
16
15
15
14
14
14
14
15
14
12
10
12
11
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.


Nearest locationNearest