Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Isla Santa Maria surfForecast / Antofagasta / Chile

information circle48hr Weather and Surf, issued 2 am Sunday 15 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
17.8° C
 (Which is 3.4°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: 2.3m 14s primary swell from a Southwest direction and 0.2m 13s secondary swell from a West-northwest direction (forecast issued at 02:00am March 15). The wind direction is predicted to be glassy and the swell rating is 4.

Time (-04) & DateWave HeightWave Period
Morning (15 Mar)7ft (2.2m)14s
Afternoon (15 Mar)7ft (2.1m)14s
Evening (15 Mar)6ft (1.9m)13s

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
Sunday
15
Monday
16
Tuesday
17
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
4
4
3
3
3
4
4
4
3
2
2
1
2
3
3
3
4
3
2
2
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
SW
2.4
SW
2.4
SW
2.2
SW
2.2
SW
2.1
SW
2.1
SW
1.9
SW
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
2.1
SSW
2.1
SSW
2.1
SSW
2.1
SSW
2
SSW
2
SSW
Period(s) (?)151514141414141313131313121214141414131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)26842360229620041949166415701327128811479669217305221210156016761662156715201497149713591269
Wind
(km/h)
15
S
10
SSE
5
S
5
S
10
SW
15
SW
15
SSW
10
S
10
S
5
S
5
SSE
10
SSW
15
SSW
20
SSW
20
SSW
20
S
15
S
15
SSW
10
S
10
SSW
15
SSW
20
SSW
25
S
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		glassglasscrosscrosscrosscross-
off		cross-
off		cross-
off		glasscrosscrosscrosscrosscross-
off		cross-
off		crosscross-
off		crosscrosscrosscross-
off		cross-
off
High Tide
/ height (m)
8:39AM
0.66
8:33PM
1.07
9:10AM
0.74
9:08PM
1.12
9:40AM
0.83
Low Tide
/ height (m)
1:58PM
0.29
3:21AM
0.14
2:40PM
0.23
3:47AM
0.09
3:20PM
0.17
Sunday
15
Monday
16
Tuesday
17
Sunrise---7:43-------7:43-------7:43----
Sunset------7:58-------7:57-------7:55-
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C191919202121211919191919202120191919192021212019
Feels °C (?)192020212120201919202019192019181819192020201818
  • 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

Latest Updates

Surf-Forecast Premium Launches 16-day Forecast and New, Improved Modelling
Ben Mondy

Surf-Forecast Premium Launches 16-day Forecast and New, Improved Modelling

Get 16% off your subscription with code 16DAYS—available for 16 days only, until March 25, 2026. Surf-Forecast Premium just got better. All paid subscribers will now see a full 16-day forecast, surf reports and wind and tide data for over 7,000 of the world's best surf spots. Premium members will also have access to a new high-resolution forecast model, which enhances our current forecasts by making them quicker and more accurate. That’s more lead time. More confidence. More chances to score g

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal
travel
Surf Forecast

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal

Surf road trips just got even better. Surf-Forecast users can now save up to 20% on SIXT rental cars worldwide during the promotional period until March 31, 2026. Whether you’re planning a legendary California road trip, chasing waves along Europe’s coasts, or exploring remote surf destinations, this exclusive SIXT offer helps you travel smarter and cheaper. And if you want some inspiration on where to go, check out our article Five Iconic Surf Road Trips. Click and get your SIXT discount

Read more

Read more

Discover more articles and updates in the Greenroom.

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

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest