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Surf Forecasts:

Isla Santa Maria surfForecast / Antofagasta / Chile

information circle48hr Weather and Surf, issued 2 am Monday 16 Mar 2026 -04
Forecast update in hr  min  s Forecast update imminent
Isla Santa Maria surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Isla Santa Maria sea temperature is
18.5° C
 (Which is 2.7°C colder than average for this time of year)

How big are the waves at Isla Santa Maria today?

The current surf forecast for Isla Santa Maria at 7AM is: 1.7m 13s primary swell from a Southwest direction and 0.2m 12s secondary swell from a West-northwest direction (forecast issued at 02:00am March 16). The wind direction is predicted to be glassy and the swell rating is 3.

Time (-04) & DateWave HeightWave Period
Morning (16 Mar)5.5ft (1.7m)13s
Afternoon (16 Mar)4.5ft (1.4m)12s
Evening (16 Mar)6.5ft (2.0m)14s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Monday
16
Tuesday
17
Wednesday
18
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
4
4
3
2
1
1
3
3
3
3
4
4
2
2
2
3
4
4
3
4
3
2
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.9
SW
1.9
SW
1.7
SW
1.7
SW
1.6
SW
1.4
SW
1.7
SSW
2
SSW
2.1
SSW
2.1
SSW
2.2
SSW
2.1
SSW
2.1
SSW
2.1
SSW
2
SSW
2
SSW
1.9
SSW
1.8
SW
1.7
SSW
1.7
SSW
1.9
SSW
2.1
SSW
2.2
SSW
2.3
SSW
Period(s) (?)131313131212141414141313131313131312121212131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)12881147966921730522121015601676166216971520149714971359126911449648788781091140715241775
Wind
(km/h)
10
S
5
S
5
S
10
SSW
15
SSW
20
SSW
20
S
20
S
20
S
15
S
15
S
15
S
15
SSW
20
SSW
20
SSW
15
S
10
S
5
S
5
E
5
S
15
SW
15
SSW
20
S
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		glassglasscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscrosscross-
off		cross-
off		glassglasscross-
off		crosscrosscross-
off		cross-
off
High Tide
/ height (m)
9:10AM
0.74
9:08PM
1.12
9:40AM
0.83
9:41PM
1.15
10:11AM
0.92
Low Tide
/ height (m)
2:40PM
0.23
3:47AM
0.09
3:20PM
0.17
4:12AM
0.05
4:01PM
0.12
Monday
16
Tuesday
17
Wednesday
18
Sunrise---7:43-------7:43-------7:45----
Sunset------7:57-------7:55-------7:54-
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C191919192021201919191919212120191919192021212019
Feels °C (?)192120191920191817181918202018181921212121201818
  • 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

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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.

View detailed surf forecast for Isla Santa Maria at:
surf-forecast.com

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