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Surf Forecasts:

Isla Santa Maria surfForecast / Antofagasta / Chile

information circle48hr Weather and Surf, issued 8 am Thursday 20 Nov 2025 -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
18.1° C
 (Which is normal for this time of year)

How big are the waves at Isla Santa Maria today?

The current surf forecast for Isla Santa Maria at 12PM is: 1.2m 16s primary swell from a South-southwest direction and 0.9m 9s secondary swell from a South-southwest direction (forecast issued at 08:00am November 20). The wind direction is predicted to be cross-onshore.

Time (-04) & DateWave HeightWave Period
Morning (20 Nov)3.5ft (1.0m)16s
Afternoon (20 Nov)5ft (1.5m)16s
Evening (20 Nov)5ft (1.5m)15s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
20
Friday
21
Saturday
22
Sun
23
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
3
3
1
3
3
4
4
3
4
3
2
1
2
3
3
3
3
3
2
1
2
3
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
SW
1
SSW
1.2
SSW
1.5
SSW
1.5
SSW
1.5
SSW
1.8
SSW
1.6
SSW
1.6
SSW
1.7
SSW
1.7
SSW
1.5
SSW
1.5
SSW
1.5
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.2
SSW
1.2
SSW
1.3
SSW
1.2
SSW
1.3
SSW
1.3
SSW
1.3
SSW
Period(s) (?)131616161515141413131313131312121212121211111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)23855969110541014974137010149151045932784760725488480472378378429347379372366
Wind
(km/h)
5
SSW
5
S
15
W
10
SW
10
SSW
5
SSE
10
SSE
10
SSW
10
S
10
SSW
15
SSW
20
SSW
20
S
15
SSE
10
S
5
SSE
5
SSE
10
S
10
SSW
20
SSW
20
SSW
10
S
5
SSE
0
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscross-
on		crosscrosscross-
off		cross-
off		crosscross-
off		crosscrosscrosscross-
off		cross-
off		cross-
off		glassglasscross-
off		crosscrosscross-
off		cross-
off		cross-
off		glass
High Tide
/ height (m)
10:23AM
0.73
10:36PM
1.16
11:02AM
0.70
11:13PM
1.15
11:42AM
0.66
11:52PM
1.13
Low Tide
/ height (m)
4:45AM
0.14
3:57PM
0.18
5:25AM
0.14
4:29PM
0.20
6:06AM
0.15
5:03PM
0.22
Thursday
20
Friday
21
Saturday
22
Sun
23
Sunrise-6:48-------6:48-------6:48------
Sunset----8:07-------8:07-------8:08---
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
Rain (mm)
------------------------
Temp. °C151618181716151515161717171515151515171717151414
Feels °C (?)151616171616141514151514141415161615161515141415
  • 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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