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 am Tuesday 16 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
24.5° C
(Which is normal for this time of year)Nearby Cam: 10km away, Praia Grande SP Ao Vivo - Boqueirão - Previsão das Ondas Surf Z Shapes!
How big are the waves at Embare today?
The current surf forecast for Embare at 2PM is: 0.4m 10s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East-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) | 9s |
| Afternoon (16 Dec) | 1.5ft (0.4m) | 10s |
| Evening (16 Dec) | 3.5ft (1.1m) | 4s |
Table - waves today at Embare. (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) (?) | 9 | 9 | 10 | 10 | 10 | 4 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 10 | 9 | 9 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 34 | 42 | 46 | 38 | 38 | 46 | 222 | 259 | 271 | 330 | 286 | 286 | 256 | 221 | 176 | 144 | 93 | 74 | 78 | 85 | 87 | 62 | 61 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- off | cross | cross- on | cross | cross | cross | cross- off | glass |
High Tide / height (m) | 1:03PM 0.98 | 1:01AM 1.14 | 1:34PM 1.07 | 1:43AM 1.27 | 2:05PM 1.15 | 2:19AM 1.37 | ||||||||||||||||||
Low Tide / height (m) | 7:20AM 0.54 | 6:55PM 0.39 | 7:58AM 0.48 | 7:36PM 0.27 | 8:31AM 0.43 | 8:14PM 0.17 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
| Sunrise | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:49 | - | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - | - | 6:50 | - | - | - |
 | |  |  | |  |  |  |  | | | | |  | | | | | | |  |  |  | | |
Rain (mm) | - | - | - | 1 | 13 | 18 | 7 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 30 | 31 | 28 | 25 | 24 | 23 | 23 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 22 | 22 |
| Feels °C (?) | 27 | 33 | 34 | 31 | 28 | 24 | 22 | 21 | 20 | 22 | 22 | 20 | 20 | 21 | 22 | 21 | 21 | 22 | 23 | 23 | 23 | 24 | 23 | 25 |
- 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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