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:
Naufragados surfForecast / Santa Catarina – Florianópolis / Brazil
48hr Weather and Surf, issued 2 am Saturday 13 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Naufragados surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Naufragados sea temperature is
23.4° C
(Which is slightly cooler than normal)How big are the waves at Naufragados today?
The current surf forecast for Naufragados at 5AM is: 1.2m 10s primary swell from a South-southeast direction and 0.4m 4s secondary swell from a Northeast direction (forecast issued at 02:00am December 13). An open ocean swell of 0.5m 9s 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 (13 Dec) | 4ft (1.2m) | 10s |
| Afternoon (13 Dec) | 3.5ft (1.1m) | 10s |
| Evening (13 Dec) | 3.5ft (1.0m) | 10s |
Table - waves today at Naufragados. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 8 | 10 | 9 | 9 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 325 | 325 | 281 | 281 | 240 | 235 | 200 | 196 | 161 | 157 | 139 | 113 | 113 | 113 | 92 | 96 | 96 | 86 | 79 | 72 | 63 | 59 | 58 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | on | glass | cross | cross- off | glass | glass | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | off | off |
High Tide / height (m) | 11:16AM 0.51 | 9:00PM 0.53 | 10:45AM 0.53 | 11:09PM 0.58 | 11:05AM 0.56 | |||||||||||||||||||
Low Tide / height (m) | 3:18AM 0.28 | 3:53PM 0.38 | 4:20AM 0.30 | 4:43PM 0.30 | 5:18AM 0.30 | 5:27PM 0.23 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:04 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:06 | - |
 |  |  | | | | |  | | | | | | | | | | | | | |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | - |
| Temp. °C | 23 | 21 | 21 | 24 | 26 | 25 | 24 | 22 | 22 | 21 | 21 | 24 | 26 | 26 | 25 | 23 | 23 | 22 | 22 | 27 | 30 | 29 | 24 | 23 |
| Feels °C (?) | 24 | 21 | 22 | 25 | 27 | 26 | 27 | 25 | 25 | 23 | 23 | 27 | 28 | 28 | 28 | 26 | 26 | 24 | 24 | 28 | 30 | 30 | 25 | 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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