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Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Matanzas surfForecast / Santiago / Chile
48hr Weather and Surf, issued 8 pm Thursday 18 Dec 2025 -04Forecast update in hr min s Forecast update imminent
Matanzas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Matanzas sea temperature is
13.6° C
(Which is 2.3°C colder than average for this time of year)How big are the waves at Matanzas today?
The current surf forecast for Matanzas at 10PM is: 1.2m 8s primary swell from a Southwest direction and 0.6m 11s secondary swell from a Southwest direction (forecast issued at 08:00pm December 18). The wind direction is predicted to be cross-onshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Dec) | - | - |
| Afternoon (18 Dec) | - | - |
| Evening (18 Dec) | 4ft (1.2m) | 8s |
Table - waves today at Matanzas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 17 | 10 | 10 | 9 | 9 | 16 | 12 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 250 | 201 | 170 | 172 | 174 | 293 | 217 | 188 | 173 | 303 | 223 | 228 | 318 | 318 | 284 | 277 | 207 | 193 | 188 | 188 | 186 | 186 | 214 | 211 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross- on | on | on | cross- on | cross | cross | cross | cross- on | glass | cross- on | cross- on | cross- on | glass | glass | glass | glass | glass | on | on |
High Tide / height (m) | 10:40PM 1.38 | 11:13AM 0.88 | 11:16PM 1.41 | 11:50AM 0.87 | 11:53PM 1.43 | 12:26PM 0.86 | ||||||||||||||||||
Low Tide / height (m) | 4:02PM 0.30 | 5:28AM 0.18 | 4:38PM 0.28 | 6:06AM 0.16 | 5:13PM 0.27 | 6:43AM 0.15 | ||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - |
| Sunset | 8:55 | - | - | - | - | - | - | - | 8:57 | - | - | - | - | - | - | - | 8:57 | - | - | - | - | - | - | - |
 |  | |  | |  | | | | | | | | |  | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 15 | 14 | 14 | 14 | 15 | 18 | 18 | 17 | 16 | 15 | 14 | 14 | 16 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 16 | 18 | 19 |
| Feels °C (?) | 17 | 14 | 13 | 13 | 13 | 14 | 16 | 16 | 15 | 16 | 15 | 14 | 14 | 17 | 15 | 15 | 15 | 16 | 15 | 16 | 15 | 16 | 16 | 16 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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