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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 Saturday 25 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
14.7° C
(Which is 4.4°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 5AM is: 3.0m 14s primary swell from a South-southwest direction and 0.1m 13s secondary swell from a Northwest direction (forecast issued at 01:00am April 25). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 10ft (3.0m) | 14s |
| Afternoon (25 Apr) | 10ft (3.0m) | 15s |
| Evening (25 Apr) | 10ft (3.0m) | 14s |
Table - waves today at Isla Santa Maria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Sat morning, min 15°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | |
2907 | 3052 | 3095 | 3456 | 3651 | 3818 | 3714 | 3663 | 3663 | 3613 | 3313 | 3220 | 3037 | 2948 | 2904 | 2817 | 2679 | 2480 | 2329 | 2242 | 2098 | 2098 | 1879 | 1879 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross | cross-off | cross | |
High Tide | 5:00AM0.68m | 4:51PM1.06m | 6:04AM0.77m | 5:52PM1.04m | 6:53AM0.87m | 6:44PM1.01m | ||||||||||||||||||
Low Tide | 10:19AM0.32m | 11:53PM0.10m | 11:37AM0.30m | 00:38AM0.08m | 12:40PM0.26m | |||||||||||||||||||
 | |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 17 | 16 | 15 | 15 | 15 | 16 | 17 | 18 | 17 | 16 | 16 |
16 | 17 | 17 | 17 | 16 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 15 | 15 | 15 | 16 | 15 | 17 | 17 | 17 | 16 | 16 | 16 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
 kJ | 2907 | 3052 | 3095 | 3456 | 3651 | 3818 | 3714 | 3663 | 3663 | 3613 | 3313 | 3220 | 3037 | 2948 | 2904 | 2817 | 2679 | 2480 | 2329 | 2242 | 2098 | 2098 | 1879 | 1879 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 |
| kJ | 7 | 7 | 17 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | — | — | — | — | — | — | — | NW 13 | NW 13 | — | NW 12 | — | NW 12 | — | NW 12 | — | — | W 15 | — | — | — | W 19 |
| kJ | 5 | 5 | — | — | — | — | — | — | — | 6 | 6 | — | 6 | — | 6 | — | 6 | — | — | 4 | — | — | — | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 360 | 136 | 136 | 0 | 0 | 0 | 0 | 0 | 184 | 358 | 277 | 0 | 0 | 0 | 0 | 0 | 136 | 136 | 136 | 0 | 28 |
Best forecast wave conditions in Antofagasta | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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