Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Praia do Pero surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 pm Saturday 13 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Praia do Pero surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia do Pero sea temperature is
26.0° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Praia do Pero today?
The current surf forecast for Praia do Pero at 6PM is: 0.9m 8s primary swell from a East-northeast direction (forecast issued at 02:00pm December 13). An open ocean swell of 1.0m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | - | - |
| Afternoon (13 Dec) | 3ft (0.9m) | 7s |
| Evening (13 Dec) | 3ft (0.9m) | 7s |
Table - waves today at Praia do Pero. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 8 | 7 | 10 | 10 | 10 | 7 | 10 | 10 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 94 | 97 | 99 | 78 | 167 | 164 | 125 | 176 | 123 | 94 | 101 | 127 | 124 | 164 | 153 | 268 | 220 | 346 | 480 | 495 | 532 | 605 | 545 | 488 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | cross- on | cross- off | off | cross | cross- on | cross- on | glass | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 10:23AM 0.77 | 10:28PM 0.80 | 11:08AM 0.80 | 11:37PM 0.85 | 11:46AM 0.82 | 12:29AM 0.90 | ||||||||||||||||||
Low Tide / height (m) | 4:05PM 0.45 | 4:39AM 0.38 | 5:04PM 0.37 | 5:36AM 0.37 | 5:53PM 0.28 | 6:26AM 0.36 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:56 | - | - | - | - | - | - | - | 4:56 | - | - | - | - | - | - | - | 4:56 | - |
| Sunset | - | - | 6:27 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - |
 |  |  |  |  | | | | | | | | | | | |  | | |  |  | | | | |
Rain (mm) | - | 3 | - | - | 1 | 4 | 5 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 23 | 23 | 23 | 26 | 27 | 27 | 26 | 24 | 24 | 24 | 24 | 27 |
| Feels °C (?) | 25 | 27 | 25 | 24 | 26 | 24 | 26 | 26 | 29 | 31 | 28 | 27 | 26 | 26 | 26 | 29 | 29 | 28 | 27 | 24 | 24 | 25 | 25 | 30 |
- 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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