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:
Estaleirinho surfForecast / Santa Catarina – Norte / Brazil
48hr Weather and Surf, issued 2 pm Tuesday 16 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Estaleirinho surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Estaleirinho sea temperature is
24.7° C
(Which is normal for this time of year)How big are the waves at Estaleirinho today?
The current surf forecast for Estaleirinho at 6PM is: 1.9m 7s primary swell from a Southeast direction and 0.4m 7s secondary swell from a East-northeast direction (forecast issued at 02:00pm December 16). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 6ft (1.8m) | 6s |
| Evening (16 Dec) | 6ft (1.9m) | 8s |
Table - waves today at Estaleirinho. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 11 | 8 | 11 | 10 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 46 | 224 | 323 | 427 | 304 | 669 | 536 | 439 | 45 | 43 | 40 | 39 | 38 | 26 | 26 | 36 | 48 | 51 | 33 | 25 | 20 | 22 | 17 | 11 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross | cross- off | cross- off | cross- on | on | on | on | on | on | cross | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off |
High Tide / height (m) | 11:53AM 0.78 | 12:39AM 0.90 | 12:30PM 0.80 | 1:19AM 0.95 | 1:05PM 0.82 | 1:56AM 0.98 | ||||||||||||||||||
Low Tide / height (m) | 6:15PM 0.22 | 7:03AM 0.36 | 6:45PM 0.16 | 7:37AM 0.36 | 7:16PM 0.11 | 8:07AM 0.36 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - |
| Sunset | - | - | 7:04 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:06 | - | - | - | - | - |
 |  | |  | |  |  | | | | | | | |  | | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 23 | 21 | 20 | 18 | 18 | 21 | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 23 | 24 | 23 | 23 | 21 | 22 | 22 | 21 | 23 |
| Feels °C (?) | 23 | 20 | 18 | 15 | 17 | 17 | 17 | 20 | 19 | 20 | 20 | 20 | 19 | 20 | 20 | 22 | 22 | 21 | 21 | 20 | 22 | 22 | 22 | 24 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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