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Surf Forecasts:
Renaca surfForecast / Santiago / Chile
48hr Weather and Surf, issued 1 am Thursday 21 May 2026 -04Forecast update in hr min s Forecast update imminent
Renaca surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Renaca sea temperature is
12.4° C
(Which is 2.3°C colder than average for this time of year)How big are the waves at Renaca today?
The current surf forecast for Renaca at 5AM is: 0.9m 12s primary swell from a Southwest direction and 0.4m 15s secondary swell from a Southwest direction (forecast issued at 01:00am May 21). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 3ft (0.9m) | 12s |
| Afternoon (21 May) | 2.5ft (0.8m) | 12s |
| Evening (21 May) | 2.5ft (0.8m) | 13s |
Table - waves today at Renaca. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Fri afternoon, min 10°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | WSW 13 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | |
314 | 236 | 236 | 236 | 205 | 164 | 196 | 136 | 134 | 108 | 102 | 95 | 129 | 163 | 157 | 176 | 255 | 305 | 171 | 523 | 665 | 638 | 672 | 838 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | off | cross-off | cross | cross | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | on | glassy | glassy | cross-on | glassy | glassy | cross-on | cross-on | glassy | on | cross-on | |
High Tide | 1:48AM0.84m | 1:55PM1.44m | 2:58AM0.83m | 2:59PM1.34m | 4:13AM0.86m | 4:06PM1.24m | ||||||||||||||||||
Low Tide | 7:07AM0.27m | 9:02PM0.11m | 8:16AM0.34m | 10:07PM0.14m | 9:36AM0.40m | |||||||||||||||||||
 |  |  |  | | | | | | | | | | | |  | | | | | | | | | |
 | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 12 | 13 | 12 | 11 | 11 | 10 | 10 | 11 | 13 | 15 | 13 | 12 | 11 | 11 | 11 | 11 | 13 | 14 | 13 | 11 | 11 |
9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 11 | 13 | 12 | 12 | 11 | 10 | 11 | 11 | 12 | 12 | 12 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 15 | SW 15 | SW 14 | WSW 13 | SW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 |
 kJ | 314 | 236 | 236 | 236 | 205 | 164 | 196 | 136 | 134 | 103 | 101 | 69 | 110 | 84 | 82 | 176 | 255 | 305 | 156 | 523 | 665 | 638 | 672 | 838 |
Swell 2 Height (m) Direction Period (s) | NW 13 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | NW 12 | SW 8 | SW 8 | SW 8 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 11 | NW 13 | SW 11 | SW 15 | WSW 13 | NW 13 | NW 13 | NW 13 | NW 13 |
| kJ | 44 | 76 | 56 | 56 | 56 | 53 | 23 | 34 | 32 | 16 | 102 | 95 | 129 | 163 | 157 | 80 | 26 | 44 | 171 | 95 | 27 | 27 | 26 | 26 |
Swell 3 Height (m) Direction Period (s) | W 9 | NW 13 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 12 | SW 18 | SW 18 | SW 8 | SW 8 | NW 13 | NW 13 | NW 13 | NW 13 | WSW 18 | NW 13 | WSW 17 | NW 13 | WSW 8 | WSW 8 | W 8 | NW 18 |
| kJ | 15 | 40 | 14 | 14 | 14 | 14 | 14 | 23 | 49 | 108 | 16 | 16 | 41 | 42 | 42 | 42 | 31 | 26 | 112 | 27 | 13 | 12 | 10 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 173 | 173 | 0 | 0 | 0 | 0 | 0 | 178 | 58 | 53 | 0 | 0 | 318 | 0 | 0 | 1298 | 1298 | 0 | 53 | 3 |
Best forecast wave conditions in Santiago | ||||||||||||||||||||||||
Best forecast wave conditions in Chile | ||||||||||||||||||||||||
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