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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 Monday 04 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
15.6° C
(Which is 3.1°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 4PM is: 1.2m 17s primary swell from a Southwest direction and 1.4m 12s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 04). The wind direction is predicted to be cross-onshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 5ft (1.6m) | 12s |
| Afternoon (04 May) | 3.5ft (1.1m) | 17s |
| Evening (04 May) | 5ft (1.6m) | 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 18°C on Tue afternoon, min 15°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 12 | SSW 12 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 16 | |
734 | 605 | 844 | 1225 | 1314 | 1441 | 1624 | 1830 | 1665 | 1632 | 1561 | 1247 | 1319 | 1299 | 1103 | 974 | 944 | 846 | 645 | 634 | 570 | 503 | 494 | 437 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | glassy | glassy | glassy | glassy | glassy | cross | cross | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 10:59AM1.13m | 11:30PM0.66m | 11:41AM1.09m | 00:17AM0.61m | 12:26PM1.04m | 1:12AM0.56m | ||||||||||||||||||
Low Tide | 5:52PM0.17m | 4:51AM0.24m | 6:42PM0.20m | 5:27AM0.29m | 7:38PM0.24m | 6:08AM0.33m | ||||||||||||||||||
 |  | |  |  | | | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — |
 | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | 6:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 16 | 16 | 16 | 15 | 16 | 16 | 17 | 18 | 17 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 17 | 16 | 17 | 16 | 16 | 16 |
16 | 16 | 16 | 17 | 17 | 16 | 17 | 17 | 17 | 16 | 16 | 14 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 13 | 14 | 13 | 13 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 6 |
 kJ | 734 | 605 | 527 | 1225 | 1314 | 1441 | 1624 | 1830 | 1665 | 1632 | 1561 | 1247 | 1319 | 1299 | 1103 | 974 | 944 | 846 | 645 | 634 | 570 | 503 | 494 | 181 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 16 | SSW 11 | SSW 11 | SSW 11 | SSW 9 | NW 15 | SSW 7 | NW 14 | NW 14 | SSW 6 | WNW 14 | NW 14 | SW 20 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 16 | SW 12 |
| kJ | 311 | 510 | 844 | 400 | 317 | 242 | 130 | 54 | 46 | 33 | 33 | 36 | 21 | 32 | 60 | 60 | 60 | 95 | 157 | 255 | 323 | 370 | 454 | 319 |
Swell 3 Height (m) Direction Period (s) | WNW 13 | WNW 13 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 12 | NW 14 | NW 12 | NW 10 | NW 14 | NW 19 | NW 19 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | NW 13 | NW 13 | SW 23 | SW 22 | SW 16 |
| kJ | 17 | 16 | 24 | 21 | 42 | 42 | 42 | 14 | 33 | 6 | 4 | 33 | 15 | 15 | 18 | 17 | 17 | 17 | 35 | 45 | 44 | 140 | 396 | 437 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 5 | SSW 5 | SW 6 | SW 6 | SSW 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 21 | 36 | 77 | 112 | 150 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 136 | 43 | 0 | 0 | 0 | 0 | 0 | 184 | 360 | 0 | 61 | 0 | 39 | 0 | 61 | 360 | 360 | 277 | 277 | 35 | 136 | 43 | 28 |
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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