- 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 1 am Saturday 23 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
15.4° C
(Which is 2.7°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: 0.6m 16s primary swell from a Southwest direction and 0.8m 10s secondary swell from a South-southwest direction (forecast issued at 01:00am May 23). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 2.5ft (0.7m) | 16s |
| Afternoon (23 May) | 2.5ft (0.8m) | 16s |
| Evening (23 May) | 3.5ft (1.1m) | 15s |
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 16°C on Mon morning, min 14°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 18 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | |
192 | 171 | 257 | 257 | 437 | 371 | 519 | 623 | 777 | 879 | 805 | 795 | 742 | 787 | 754 | 681 | 661 | 577 | 560 | 543 | 527 | 519 | 511 | 479 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | glassy | |
High Tide | 3:20AM0.71m | 3:11PM1.09m | 4:29AM0.78m | 4:13PM1.01m | 5:29AM0.86m | 5:12PM0.93m | ||||||||||||||||||
Low Tide | 8:39AM0.30m | 10:14PM0.09m | 10:00AM0.33m | 11:05PM0.10m | 11:17AM0.33m | |||||||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | | | | | | | |
 | — | 7:11 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:04 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 16 | 16 | 16 | 15 | 14 |
12 | 12 | 11 | 11 | 12 | 10 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 14 | 13 | 15 | 15 | 14 | 14 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SSW 10 | SSW 10 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 |
 kJ | 138 | 77 | 132 | 257 | 437 | 371 | 519 | 623 | 777 | 879 | 805 | 795 | 742 | 787 | 754 | 681 | 661 | 577 | 560 | 543 | 527 | 519 | 511 | 479 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SW 16 | SW 16 | SSW 13 | SSW 9 | SSW 9 | SSW 8 | SSW 9 | SSW 8 | NW 12 | SSW 8 | NW 12 | NW 12 | NW 12 | NW 15 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 |
| kJ | 75 | 171 | 257 | 65 | 48 | 49 | 24 | 25 | 24 | 22 | 13 | 23 | 23 | 22 | 34 | 77 | 64 | 53 | 63 | 67 | 66 | 70 | 70 | 59 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 13 | SSW 13 | NW 12 | NW 12 | SW 12 | NW 16 | NW 16 | NW 12 | WSW 8 | NW 12 | WSW 8 | WSW 8 | WNW 15 | WNW 12 | NW 15 | NW 15 | NW 15 | NW 15 | NW 15 | NW 15 | NW 15 | WNW 14 | NW 14 |
| kJ | 192 | 114 | 114 | 24 | 23 | 50 | 66 | 41 | 22 | 7 | 22 | 6 | 6 | 22 | 14 | 54 | 54 | 54 | 33 | 33 | 33 | 33 | 20 | 29 |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 5 | — | SSW 10 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | — | — | — | — | SW 7 | — | — | — | — |
| kJ | 24 | 27 | — | 132 | 20 | 28 | 29 | 28 | 28 | 37 | 43 | 57 | 57 | 57 | 69 | — | — | — | — | 27 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 61 | 61 | 35 | 360 | 360 | 277 | 35 | 237 | 65 | 35 | 35 | 360 | 360 | 360 | 35 | 277 | 0 | 0 | 0 | 312 | 360 | 0 | 0 | 0 |
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