Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Chapadmalal surfForecast / Buenos Aires / Argentina
48hr Weather and Surf, issued 2 am Tuesday 16 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Chapadmalal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chapadmalal sea temperature is
19.7° C
(Which is 3.3°C warmer than normal for this time of year)How big are the waves at Chapadmalal today?
The current surf forecast for Chapadmalal at 7AM is: 1.6m 7s primary swell from a South-southwest direction and 0.3m 8s secondary swell from a East direction, 0.1m 10s secondary swell from a Southeast direction (forecast issued at 02:00am December 16). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 5ft (1.6m) | 6s |
| Afternoon (16 Dec) | 5ft (1.5m) | 7s |
| Evening (16 Dec) | 4.5ft (1.4m) | 11s |
Table - waves today at Chapadmalal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
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) (?) | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 6 | 9 | 8 | 8 | 8 | 4 | 5 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 128 | 149 | 192 | 220 | 206 | 208 | 200 | 467 | 432 | 294 | 233 | 153 | 118 | 87 | 57 | 39 | 59 | 23 | 12 | 12 | 26 | 52 | 80 | 461 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross | cross | cross- on | cross- on | cross- off | cross- off | cross- off | off | off | off | cross- off | off | glass | cross | cross- off | cross- off | cross- on | cross | cross | cross |
High Tide / height (m) | 4:20AM 1.07 | 5:06PM 0.96 | 5:01AM 1.11 | 5:59PM 0.95 | 5:41AM 1.14 | 6:47PM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 11:13AM 0.35 | 11:03PM 0.52 | 12:04PM 0.30 | 11:43PM 0.56 | 12:52PM 0.25 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | 5:20 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:09 | - | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:10 | - |
 | |  |  |  | | | | | |  | | | | |  |  | | | | | | | | |
Rain (mm) | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | 2 | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 11 | 12 | 19 | 26 | 30 | 29 | 18 | 17 | 17 | 17 | 20 | 23 | 20 | 18 | 17 |
| Feels °C (?) | 8 | 8 | 6 | 6 | 7 | 8 | 10 | 11 | 11 | 5 | 5 | 11 | 19 | 24 | 24 | 15 | 18 | 17 | 15 | 19 | 21 | 14 | 10 | 10 |
- Map Icons:
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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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