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Surf Forecasts:
Matanzas surfForecast / Santiago / Chile
48hr Weather and Surf, issued 2 am Tuesday 16 Sep 2025 -04
How big are the waves at Matanzas today?
The current surf forecast for Matanzas at 6AM is: 1.6m 13s primary swell from a West-southwest direction and 1.4m 7s secondary swell from a Southwest direction (forecast issued at 02:00am September 16). The wind direction is predicted to be cross-shore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 5.5ft (1.7m) | 12s |
| Afternoon (16 Sep) | 5.5ft (1.7m) | 12s |
| Evening (16 Sep) | 6ft (1.9m) | 11s |
Table - waves today at Matanzas. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 1255 | 1165 | 1015 | 943 | 1164 | 861 | 1026 | 922 | 907 | 677 | 830 | 707 | 691 | 592 | 499 | 481 | 386 | 339 | 300 | 282 | 420 | 446 | 408 | 331 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | glass | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- off | glass | off | off | glass | cross- on | on | on | glass |
High Tide / height (m) | 6:52AM 1.25 | 8:11PM 0.79 | 8:07AM 1.30 | 9:08PM 0.88 | 9:04AM 1.35 | |||||||||||||||||||
Low Tide / height (m) | 2:11PM 0.25 | 1:24AM 0.41 | 3:06PM 0.17 | 2:31AM 0.33 | 3:48PM 0.11 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:46 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:43 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:38 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - |
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 11 | 11 | 15 | 16 | 15 | 13 | 12 | 11 | 10 | 11 | 13 | 15 | 14 | 12 | 11 | 11 | 11 | 11 | 14 | 15 | 15 | 13 |
| Feels °C (?) | 8 | 8 | 7 | 7 | 11 | 12 | 12 | 11 | 12 | 10 | 7 | 9 | 11 | 12 | 12 | 11 | 10 | 9 | 9 | 9 | 12 | 13 | 13 | 12 |
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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 Santiago
Continuing clean conditions at Matanzas (calm at San Rafael wx 45 km from Matanzas). 1.6m 13s groundswell from the WSW with a 1.2m 7s swell from the SW. 2 swells combining to make bigger set waves.
45 km away, 2 h 26 min ago
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