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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 7 pm Sunday 10 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
15.3° C
(Which is 3.2°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 1AM is: 1.3m 13s primary swell from a Southwest direction and 1.4m 10s secondary swell from a South-southwest direction (forecast issued at 07:00pm May 10). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 4.5ft (1.4m) | 11s |
| Afternoon (11 May) | 5ft (1.6m) | 13s |
| Evening (11 May) | 3.5ft (1.0m) | 16s |
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 Mon afternoon, min 15°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 13 | SSW 11 | SSW 11 | SSW 11 | SW 13 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | |
849 | 769 | 596 | 553 | 433 | 425 | 425 | 803 | 437 | 502 | 546 | 589 | 566 | 1155 | 844 | 746 | 726 | 706 | 676 | 511 | 495 | 380 | 380 | 374 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 4:01PM0.93m | 5:30AM0.69m | 4:53PM0.92m | 6:09AM0.79m | 5:43PM0.92m | 6:45AM0.91m | ||||||||||||||||||
Low Tide | 11:14PM0.21m | 10:39AM0.43m | 11:48PM0.17m | 11:45AM0.38m | 00:20AM0.14m | 12:43PM0.30m | ||||||||||||||||||
 |  | | | | |  | | |  | | | | | | |  | | | | | | | | |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | 6:08 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 17 |
14 | 13 | 14 | 15 | 15 | 15 | 16 | 16 | 14 | 14 | 13 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 15 | 14 | 14 | 16 | |
Swell 1 Height (m) Direction Period (s) | SSW 10 | SW 14 | SSW 10 | SSW 10 | SSW 11 | SSW 11 | SSW 11 | SW 13 | SSW 10 | SSW 10 | SSW 10 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
 kJ | 411 | 769 | 363 | 371 | 433 | 425 | 425 | 803 | 256 | 231 | 231 | 589 | 566 | 1155 | 844 | 746 | 726 | 706 | 676 | 511 | 495 | 380 | 380 | 374 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SSW 10 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 12 | SW 12 | SW 16 | SSW 10 | SSW 10 | NW 12 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 16 | SSW 9 |
| kJ | 849 | 363 | 596 | 553 | 386 | 380 | 286 | 390 | 295 | 291 | 546 | 192 | 175 | 24 | 145 | 92 | 121 | 119 | 94 | 92 | 90 | 92 | 127 | 65 |
Swell 3 Height (m) Direction Period (s) | NW 18 | NW 18 | WNW 18 | NW 13 | SW 17 | SSW 17 | SW 17 | NW 16 | SW 16 | SW 16 | SW 12 | SW 12 | SW 12 | WSW 12 | NW 12 | NW 15 | NW 15 | NW 15 | NW 15 | NW 15 | NW 15 | SW 16 | NW 15 | SW 16 |
| kJ | 80 | 80 | 31 | 28 | 137 | 197 | 235 | 66 | 437 | 502 | 172 | 172 | 178 | 14 | 23 | 34 | 54 | 75 | 104 | 104 | 104 | 129 | 54 | 93 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 9 | SSW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 90 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 360 | 28 | 0 | 0 | 10 | 0 | 184 | 360 | 0 | 0 | 0 | 0 | 0 | 0 | 360 | 360 | 360 | 3 | 0 | 0 | 0 | 0 | 229 | 360 |
Best forecast wave conditions in Antofagasta | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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