Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Itapiruba South Side surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 8 am Tuesday 16 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Itapiruba South Side surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itapiruba South Side sea temperature is
23.3° C
(Which is slightly cooler than normal)How big are the waves at Itapiruba South Side today?
The current surf forecast for Itapiruba South Side at 11AM is: 1.3m 6s primary swell from a South-southwest direction and 0.5m 7s secondary swell from a East direction, 0.4m 10s secondary swell from a Southeast direction (forecast issued at 08:00am December 16). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 1.5ft (0.5m) | 8s |
| Afternoon (16 Dec) | 5ft (1.6m) | 7s |
| Evening (16 Dec) | 7ft (2.2m) | 8s |
Table - waves today at Itapiruba South Side. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 10 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 34 | 33 | 182 | 233 | 311 | 612 | 925 | 716 | 576 | 331 | 332 | 297 | 269 | 281 | 240 | 203 | 169 | 130 | 96 | 69 | 65 | 32 | 30 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | cross- on | cross- on | cross- on | on | on | cross- on | on | cross | cross | cross- off | off | cross- off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 10:59AM 0.46 | 12:43AM 0.59 | 11:34AM 0.48 | 1:12AM 0.62 | 12:08PM 0.50 | 1:43AM 0.64 | ||||||||||||||||||
Low Tide / height (m) | 6:16AM 0.28 | 6:09PM 0.15 | 7:09AM 0.29 | 6:49PM 0.10 | 7:54AM 0.29 | 7:28PM 0.07 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| Sunrise | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:08 | - | - | - |
 |  | | | |  |  | |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 22 | 23 | 21 | 21 | 19 | 17 | 17 | 20 | 21 | 22 | 21 | 20 | 19 | 18 | 18 | 22 | 25 | 24 | 23 | 21 | 19 | 19 |
| Feels °C (?) | 22 | 20 | 19 | 20 | 17 | 17 | 17 | 15 | 16 | 19 | 18 | 19 | 20 | 19 | 17 | 17 | 17 | 20 | 22 | 21 | 20 | 19 | 18 | 18 |
- 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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