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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 8 pm Monday 23 Mar 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
20.8° C
(Which is normal for this time of year)How big are the waves at Isla Santa Maria today?
The current surf forecast for Isla Santa Maria at 2AM is: 1.6m 9s primary swell from a South-southwest direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 08:00pm March 23). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Mar) | 7ft (2.1m) | 10s |
| Afternoon (24 Mar) | 7ft (2.1m) | 11s |
| Evening (24 Mar) | 7ft (2.1m) | 11s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 8 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 15 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 164 | 220 | 395 | 449 | 778 | 899 | 978 | 1016 | 1094 | 1080 | 996 | 878 | 745 | 732 | 661 | 584 | 540 | 471 | 485 | 1647 | 2005 | 2079 | 1682 | 1682 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | glass | glass | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | glass | cross- off | cross | cross |
High Tide / height (m) | 1:50AM 0.73 | 2:26PM 1.12 | 2:59AM 0.63 | 3:38PM 1.08 | 4:33AM 0.58 | |||||||||||||||||||
Low Tide / height (m) | 8:11PM 0.17 | 7:34AM 0.18 | 9:27PM 0.22 | 8:31AM 0.25 | 10:59PM 0.23 | 9:50AM 0.30 | ||||||||||||||||||
Mon 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:48 | - | - |
| Sunset | 7:50 | - | - | - | - | - | - | - | 7:49 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - |
 |  | | | |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 20 | 19 | 18 | 19 | 18 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 20 |
| Feels °C (?) | 16 | 18 | 19 | 20 | 21 | 21 | 20 | 20 | 18 | 18 | 16 | 18 | 18 | 18 | 19 | 18 | 18 | 18 | 19 | 20 | 20 | 19 | 19 | 19 |
- 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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