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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 am Thursday 16 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
16.5° C
(Which is 3.0°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: 2.5m 15s primary swell from a Southwest direction and 0.6m 5s secondary swell from a South-southwest direction (forecast issued at 01:00am April 16). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Apr) | 8ft (2.5m) | 15s |
| Afternoon (16 Apr) | 8ft (2.4m) | 14s |
| Evening (16 Apr) | 7.5ft (2.3m) | 15s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 16 | 16 | 15 | 15 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3415 | 3326 | 3086 | 2784 | 2746 | 2457 | 2491 | 2246 | 2215 | 1862 | 1736 | 1736 | 1512 | 1491 | 1470 | 1273 | 907 | 2320 | 2233 | 2263 | 2117 | 2328 | 2328 | 2449 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | glass | glass | glass | cross- on | cross- on | cross | cross- off |
High Tide / height (m) | 8:35AM 1.06 | 8:41PM 1.01 | 9:11AM 1.16 | 9:23PM 0.96 | 9:50AM 1.24 | |||||||||||||||||||
Low Tide / height (m) | 2:44PM 0.13 | 2:50AM 0.03 | 3:31PM 0.07 | 3:23AM 0.03 | 4:20PM 0.04 | |||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:24 | - |
 | | |  |  | | | | | |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 18 | 17 | 17 | 18 | 18 | 19 | 19 | 19 | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 |
| Feels °C (?) | 17 | 17 | 17 | 17 | 18 | 18 | 16 | 16 | 16 | 17 | 18 | 17 | 18 | 17 | 19 | 16 | 17 | 18 | 19 | 19 | 18 | 19 | 19 | 18 |
- 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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