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Isla Santa Maria Surf Forecast
/ Antofagasta (21 surf breaks) /
Surf Forecasts:
Isla Santa Maria surfForecast / Antofagasta / Chile
48hr Weather and Surf, issued 1 pm 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 5PM is: 1.3m 14s primary swell from a Southwest direction and 0.9m 9s secondary swell from a South-southwest direction (forecast issued at 01:00pm 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 Fri morning, min 15°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SSW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | |
757 | 746 | 726 | 706 | 934 | 570 | 495 | 380 | 380 | 374 | 506 | 403 | 240 | 248 | 330 | 335 | 386 | 501 | 479 | 254 | 326 | 606 | 844 | 821 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | |
High Tide | 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 | — | — | — | — | — | — | — | 7:09 | — |
 | — | — | 6:08 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | 6:07 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 |
14 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 12 | 13 | 13 | 13 | 14 | 15 | 14 | 14 | 12 | 12 | 12 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SSW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 15 | SW 15 | SW 14 |
 kJ | 757 | 746 | 726 | 706 | 934 | 570 | 495 | 380 | 380 | 374 | 506 | 403 | 240 | 248 | 330 | 335 | 386 | 501 | 479 | 248 | 203 | 606 | 844 | 821 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SSW 9 | SSW 9 | SSW 9 | NW 15 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 16 | SSW 9 | SW 15 | SW 15 | SW 15 | SSW 5 | SSW 5 | SSW 6 | SW 16 | SW 16 | SSW 5 | SW 15 | SSW 5 | NW 12 | NW 12 |
| kJ | 145 | 116 | 149 | 146 | 104 | 116 | 113 | 113 | 113 | 93 | 86 | 212 | 209 | 136 | 37 | 33 | 34 | 165 | 254 | 32 | 326 | 31 | 40 | 23 |
Swell 3 Height (m) Direction Period (s) | NW 12 | NW 15 | NW 15 | NW 15 | SW 18 | NW 15 | NW 15 | SW 16 | SW 16 | NW 15 | NW 14 | NW 13 | NW 13 | SSW 9 | NW 13 | SSW 9 | NW 13 | NW 13 | NW 13 | SW 16 | NW 13 | NW 13 | SW 21 | WNW 14 |
| kJ | 23 | 34 | 54 | 75 | 49 | 104 | 104 | 129 | 127 | 33 | 51 | 44 | 44 | 43 | 44 | 30 | 44 | 44 | 44 | 254 | 44 | 44 | 18 | 20 |
Wind waves Height (m) Direction Period (s) | — | SW 3 | — | — | — | — | — | — | — | SSW 9 | SSW 5 | — | SSW 9 | SSW 5 | — | — | — | — | SSW 5 | — | SSW 5 | — | — | SSW 5 |
| kJ | — | 2 | — | — | — | — | — | — | — | 113 | 12 | — | 101 | 23 | — | — | — | — | 32 | — | 24 | — | — | 31 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 360 | 360 | 360 | 35 | 61 | 61 | 0 | 0 | 184 | 360 | 360 | 28 | 65 | 61 | 61 | 0 | 360 | 360 | 360 | 277 | 35 | 35 | 61 | 0 |
Best forecast wave conditions in Antofagasta | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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