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:
Morro das Pedras surfForecast / Santa Catarina – Florianópolis / Brazil
48hr Weather and Surf, issued 2 am Friday 12 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Morro das Pedras surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Morro das Pedras sea temperature is
23.8° C
(Which is normal for this time of year)How big are the waves at Morro das Pedras today?
The current surf forecast for Morro das Pedras at 9AM is: 1.4m 11s primary swell from a South-southeast direction (forecast issued at 02:00am December 12). An open ocean swell of 0.6m 10s is not directed at the surf break, a second open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 4.5ft (1.4m) | 11s |
| Afternoon (12 Dec) | 4ft (1.2m) | 10s |
| Evening (12 Dec) | 3.5ft (1.1m) | 10s |
Table - waves today at Morro das Pedras. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 6 | 7 | 7 | 7 | 9 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 859 | 674 | 517 | 441 | 346 | 283 | 239 | 229 | 196 | 196 | 175 | 142 | 142 | 142 | 117 | 117 | 77 | 84 | 89 | 72 | 74 | 55 | 77 | 78 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | cross- off | cross- off | cross- on | cross | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross |
High Tide / height (m) | 7:53AM 0.50 | 11:38AM 0.54 | 6:41PM 0.57 | 11:02AM 0.53 | 9:07PM 0.56 | 10:40AM 0.56 | ||||||||||||||||||
Low Tide / height (m) | 2:15AM 0.27 | 8:25AM 0.50 | 2:57PM 0.48 | 3:19AM 0.30 | 3:54PM 0.40 | 4:21AM 0.32 | 4:44PM 0.32 | |||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:02 | - | - | - | - | - | - | - | 7:04 | - | - | - | - | - | - | - | 7:04 | - |
 | |  | |  |  | |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 20 | 19 | 24 | 28 | 25 | 25 | 24 | 22 | 21 | 21 | 21 | 23 | 25 | 23 | 22 | 21 | 22 | 22 | 22 | 27 | 27 | 26 | 24 |
| Feels °C (?) | 22 | 20 | 18 | 24 | 27 | 26 | 29 | 25 | 21 | 20 | 21 | 21 | 23 | 25 | 24 | 24 | 23 | 24 | 24 | 24 | 28 | 28 | 28 | 27 |
- 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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