- Forecast
- Maps
- Live
- Weather State
- Spot Information
Isla Santa Maria Surf Forecast
/ Antofagasta (21 surf breaks) /
Surf Forecasts:
Isla Santa Maria surfForecast / Antofagasta / Chile
48hr Weather and Surf, issued 7 am Tuesday 12 May 2026 -04Forecast 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
16.9° C
(Which is 1.5°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 10AM is: 1.5m 15s primary swell from a Southwest direction and 0.9m 10s secondary swell from a South-southwest direction (forecast issued at 07:00am May 12). The wind direction is predicted to be cross-offshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 5ft (1.6m) | 15s |
| Afternoon (12 May) | 4.5ft (1.3m) | 14s |
| Evening (12 May) | 4.5ft (1.4m) | 14s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Thu morning, min 15°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 15 | SW 15 | |
566 | 1271 | 757 | 746 | 726 | 706 | 934 | 570 | 495 | 380 | 380 | 374 | 506 | 442 | 240 | 248 | 330 | 335 | 632 | 501 | 479 | 254 | 326 | 606 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-off | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:09AM0.79m | 5:43PM0.92m | 6:45AM0.91m | 6:32PM0.91m | 7:22AM1.04m | 7:21PM0.89m | ||||||||||||||||||
Low Tide | 11:45AM0.38m | 00:20AM0.14m | 12:43PM0.30m | 00:53AM0.10m | 1:37PM0.22m | 1:29AM0.07m | ||||||||||||||||||
 |  |  | | |  | | | | | | |  | |  | | | | | | | | | | |
 | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | 7:09 |
 | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:07 | — | — | 6:07 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 17 | 17 | 16 | 15 | 15 | 15 |
12 | 13 | 13 | 13 | 11 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 16 | 15 | 14 | 12 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 15 |
 kJ | 566 | 1271 | 757 | 746 | 726 | 706 | 934 | 570 | 495 | 380 | 380 | 374 | 506 | 442 | 240 | 248 | 330 | 335 | 632 | 501 | 479 | 248 | 203 | 606 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | NW 12 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | NW 15 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 15 | SW 15 | SW 15 | SSW 5 | SSW 5 | NW 13 | SW 16 | SW 16 | SSW 6 | SW 15 | NW 13 |
| kJ | 175 | 24 | 145 | 116 | 149 | 149 | 104 | 116 | 113 | 113 | 113 | 113 | 86 | 212 | 209 | 136 | 40 | 42 | 44 | 165 | 254 | 36 | 326 | 44 |
Swell 3 Height (m) Direction Period (s) | SW 12 | WSW 12 | NW 12 | NW 15 | NW 15 | NW 15 | SW 18 | NW 15 | NW 15 | SW 16 | SW 16 | SW 16 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | SW 18 | NW 13 | NW 13 | SW 16 | SSW 6 | SSW 7 |
| kJ | 178 | 14 | 23 | 34 | 54 | 75 | 49 | 104 | 104 | 129 | 127 | 93 | 51 | 44 | 44 | 44 | 44 | 44 | 49 | 44 | 44 | 254 | 34 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 3 | — | — | SW 5 | — | — | — | — | — | — | — | SSW 9 | SSW 8 | — | — | — | — | — | — | — | SSW 5 |
| kJ | — | — | — | 2 | — | — | 6 | — | — | — | — | — | — | — | 108 | 103 | — | — | — | — | — | — | — | 26 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 35 | 360 | 360 | 360 | 360 | 61 | 61 | 0 | 0 | 229 | 360 | 360 | 277 | 277 | 0 | 35 | 0 | 360 | 360 | 360 | 277 |
Best forecast wave conditions in Antofagasta | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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