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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 31 Aug 2025 -04
How big are the waves at Isla Santa Maria today?
The current surf forecast for Isla Santa Maria at 9PM is: 1.8m 14s primary swell from a Southwest direction and 1.4m 11s secondary swell from a Southwest direction, 1.2m 6s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 31). The wind direction is predicted to be cross-offshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 5.5ft (1.7m) | 14s |
| Evening (31 Aug) | 6ft (1.8m) | 14s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Sunday 31 | Monday 01 | Tuesday 02 | Wednesday 03 | |||||||||||||||||||||
| 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 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 1607 | 1444 | 2928 | 1878 | 1462 | 1884 | 1779 | 1215 | 1645 | 1482 | 1549 | 2011 | 2989 | 2559 | 1967 | 2428 | 2989 | 3044 | 2178 | 2669 | 2210 | 2060 | 1876 | 1760 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off |
High Tide / height (m) | 3:06PM 0.55 | 4:07AM 0.87 | 4:53PM 0.52 | 5:23AM 0.90 | 6:18PM 0.54 | 6:22AM 0.97 | ||||||||||||||||||
Low Tide / height (m) | 8:33PM 0.37 | 11:48AM 0.37 | 9:55PM 0.39 | 12:54PM 0.31 | 11:17PM 0.36 | 1:36PM 0.25 | ||||||||||||||||||
Sunday 31 | Monday 01 | Tuesday 02 | Wednesday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:50 | - | - |
| Sunset | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - |
 |  | | | | | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 14 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 13 | 12 | 13 | 13 | 13 | 13 | 14 | 14 |
| Feels °C (?) | 9 | 7 | 8 | 9 | 9 | 11 | 12 | 12 | 11 | 9 | 9 | 11 | 12 | 11 | 11 | 11 | 9 | 9 | 10 | 12 | 11 | 11 | 11 | 10 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Antofagasta
Still cross-shore at Isla Santa Maria (moderate winds from the SSW at Antofagasta Airport/Cerro Moreno 20 km from Isla Santa Maria). 1.5m 5s windswell from the SSW with a 1.4m 14s groundswell from the SW and a 1.4m 11s groundswell, also from the SW. 3 swells combining so expect closeout sets.
20 km away, 2 h 15 min ago
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