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:
Embare surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Thursday 11 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Embare surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Embare sea temperature is
25.1° C
(Which is slightly warmer than usual)How big are the waves at Embare today?
The current surf forecast for Embare at 1AM is: 1.4m 13s primary swell from a South direction and 0.2m 8s secondary swell from a East-southeast direction (forecast issued at 08:00pm December 11). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 4.5ft (1.4m) | 12s |
| Afternoon (12 Dec) | 4ft (1.2m) | 12s |
| Evening (12 Dec) | 3.5ft (1.1m) | 11s |
Table - waves today at Embare. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 441 | 529 | 633 | 613 | 603 | 584 | 488 | 397 | 300 | 289 | 231 | 177 | 167 | 130 | 130 | 136 | 106 | 104 | 80 | 80 | 78 | 78 | 56 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | off | off | cross | cross- on | on | glass | glass | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | off | off | glass | cross- off | cross- off | off | glass | glass |
High Tide / height (m) | 6:14PM 1.03 | 8:11AM 0.83 | 7:05PM 0.96 | 9:37AM 0.80 | 8:18PM 0.91 | 11:37AM 0.84 | ||||||||||||||||||
Low Tide / height (m) | 12:50AM 0.42 | 2:08PM 0.67 | 1:32AM 0.54 | 3:40PM 0.66 | 5:13AM 0.60 | |||||||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - |
| Sunset | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - |
 |  | | | | | |  |  |  | |  | | | | | |  | |  |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | 2 | 2 | 3 | 8 | 1 | - | 1 | 5 | 3 | 1 | - | - | 9 | 6 | - | 1 |
| Temp. °C | 28 | 25 | 25 | 25 | 24 | 27 | 28 | 27 | 24 | 23 | 23 | 21 | 23 | 25 | 25 | 23 | 24 | 24 | 23 | 23 | 22 | 24 | 27 | 27 |
| Feels °C (?) | 29 | 26 | 25 | 25 | 24 | 28 | 28 | 30 | 27 | 26 | 26 | 23 | 25 | 28 | 29 | 27 | 27 | 26 | 26 | 25 | 25 | 27 | 30 | 31 |
- 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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