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Surf Forecasts:
Matanzas surfForecast / Santiago / Chile
48hr Weather and Surf, issued 7 pm Monday 18 May 2026 -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
11.7° C
(Which is 2.7°C colder than average for this time of year)How big are the waves at Matanzas today?
The current surf forecast for Matanzas at 2AM is: 1.0m 13s primary swell from a Southwest direction and 0.9m 10s secondary swell from a Southwest direction (forecast issued at 07:00pm May 18). The wind direction is predicted to be cross-shore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 3.5ft (1.1m) | 14s |
| Afternoon (19 May) | 4ft (1.2m) | 14s |
| Evening (19 May) | 4ft (1.2m) | 13s |
Table - waves today at Matanzas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Tue afternoon, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | |
330 | 330 | 320 | 315 | 320 | 382 | 573 | 557 | 451 | 511 | 459 | 466 | 473 | 529 | 235 | 473 | 466 | 367 | 361 | 268 | 272 | 232 | 197 | 200 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross | cross | glassy | glassy | cross-on | cross-on | cross | cross | cross | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | cross | cross-off | cross-off | cross | cross | |
High Tide | 11:53PM0.96m | 12:05PM1.62m | 00:50AM0.90m | 1:00PM1.55m | 1:53AM0.85m | 2:00PM1.46m | ||||||||||||||||||
Low Tide | 6:03PM-0.01m | 5:22AM0.15m | 7:00PM0.02m | 6:14AM0.21m | 8:02PM0.07m | 7:12AM0.28m | ||||||||||||||||||
 |  | | | | | | | | | | | | | | |  | | | |  | | | | |
 | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | 5:50 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 14 | 14 | 14 | 13 | 13 | 16 | 17 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 17 | 15 | 13 | 13 | 12 | 11 | 11 | 14 | 15 |
12 | 11 | 11 | 11 | 10 | 10 | 14 | 14 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 14 | 12 | 11 | 12 | 10 | 9 | 9 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 10 | SW 10 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 9 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
 kJ | 208 | 217 | 192 | 315 | 320 | 382 | 573 | 557 | 451 | 511 | 459 | 466 | 473 | 529 | 132 | 473 | 466 | 367 | 361 | 268 | 272 | 232 | 197 | 200 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 10 | SW 10 | SW 10 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 13 | WNW 13 | SW 13 | NW 13 | NW 13 | WNW 13 | NW 13 | SW 14 | SW 15 | SW 15 | SW 15 | W 9 |
| kJ | 330 | 330 | 320 | 157 | 157 | 134 | 21 | 21 | 20 | 19 | 18 | 18 | 35 | 35 | 235 | 45 | 45 | 35 | 44 | 100 | 56 | 55 | 55 | 14 |
Swell 3 Height (m) Direction Period (s) | WNW 15 | WNW 15 | WNW 15 | NW 15 | WNW 15 | W 11 | WNW 15 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | W 10 | W 10 | WNW 13 | W 10 | W 10 | W 9 | W 9 | NW 13 | WNW 13 | W 9 | WNW 12 | WNW 12 |
| kJ | 42 | 84 | 84 | 54 | 42 | 22 | 21 | 21 | 18 | 35 | 17 | 35 | 18 | 17 | 35 | 17 | 16 | 15 | 15 | 44 | 34 | 14 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 48 | 16 | 16 | 16 | 5 | 0 | 0 | 364 | 48 | 16 | 16 | 5 | 0 | 0 | 0 | 60 | 48 | 5 | 0 | 53 | 0 | 0 | 55 | 55 |
Best forecast wave conditions in Santiago | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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