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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 12 Apr 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
18.9° C
(Which is slightly cooler than normal)How big are the waves at Isla Santa Maria today?
The current surf forecast for Isla Santa Maria at 4AM is: 1.4m 13s primary swell from a South-southwest direction and 1.1m 16s secondary swell from a Southwest direction (forecast issued at 07:00pm April 12). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 6ft (1.8m) | 14s |
| Afternoon (13 Apr) | 6ft (1.8m) | 14s |
| Evening (13 Apr) | 8ft (2.5m) | 16s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1538 | 1080 | 1291 | 772 | 555 | 1468 | 1244 | 1307 | 2212 | 3555 | 3427 | 3990 | 3891 | 3622 | 3531 | 3441 | 3352 | 3170 | 2899 | 2736 | 2662 | 2491 | 2346 | 2585 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross | cross | glass | cross | glass | cross- on | cross- off | cross | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - |
| Sunset | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:29 | - | - | - | - | - | - | - |
 |  |  | | | |  | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 17 | 17 | 17 | 17 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 19 |
| Feels °C (?) | 15 | 15 | 16 | 16 | 17 | 16 | 19 | 17 | 19 | 17 | 19 | 18 | 19 | 19 | 18 | 18 | 17 | 16 | 17 | 16 | 16 | 17 | 18 | 17 |
- 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
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