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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 2 pm Sunday 22 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
20.5° 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 6PM is: 2.0m 11s primary swell from a South-southwest direction and 0.4m 18s secondary swell from a Southwest direction (forecast issued at 02:00pm March 22). The wind direction is predicted to be cross-offshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | - | - |
| Afternoon (22 Mar) | 6.5ft (2.0m) | 11s |
| Evening (22 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
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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 | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 8 | 9 | 9 | 8 | 10 | 10 | 10 | 11 | 11 | 10 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 978 | 991 | 957 | 1006 | 943 | 359 | 300 | 225 | 212 | 256 | 215 | 364 | 377 | 383 | 778 | 899 | 1022 | 1016 | 934 | 640 | 1024 | 862 | 846 | 771 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | glass | glass | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:40PM 1.17 | 12:56AM 0.84 | 1:28PM 1.15 | 1:50AM 0.73 | 2:26PM 1.12 | 2:59AM 0.63 | ||||||||||||||||||
Low Tide / height (m) | 7:09PM 0.12 | 6:49AM 0.12 | 8:11PM 0.17 | 7:34AM 0.18 | 9:27PM 0.22 | 8:31AM 0.25 | ||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 |
| Sunset | - | - | 7:51 | - | - | - | - | - | - | - | 7:50 | - | - | - | - | - | - | - | 7:49 | - | - | - | - | - |
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 20 | 19 | 18 | 19 | 18 | 18 | 19 | 19 | 20 | 19 | 19 | 19 | 19 | 18 | 19 | 20 | 20 | 19 | 18 | 18 | 18 | 18 | 19 |
| Feels °C (?) | 18 | 17 | 16 | 14 | 17 | 16 | 16 | 17 | 16 | 16 | 15 | 17 | 18 | 19 | 19 | 20 | 19 | 18 | 17 | 16 | 18 | 17 | 17 | 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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