Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Tramandai Pier (Platforma) surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 am Saturday 13 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Tramandai Pier (Platforma) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tramandai Pier (Platforma) sea temperature is
22.5° C
(Which is normal for this time of year)How big are the waves at Tramandai Pier (Platforma) today?
The current surf forecast for Tramandai Pier (Platforma) at 8AM is: 1.2m 10s primary swell from a Southeast direction and 0.6m 9s secondary swell from a East-northeast direction (forecast issued at 02:00am December 13). 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) | 9s |
Table - waves today at Tramandai Pier (Platforma). (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 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 400 | 320 | 320 | 281 | 281 | 211 | 207 | 173 | 151 | 140 | 128 | 103 | 108 | 109 | 166 | 209 | 293 | 312 | 261 | 222 | 181 | 197 | 163 | 68 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross | cross- off | cross- off |
High Tide / height (m) | 5:49AM 0.28 | 11:58AM 0.34 | 5:45PM 0.34 | 11:53PM 0.28 | 6:57AM 0.28 | 12:19PM 0.31 | 7:45PM 0.29 | 12:31AM 0.32 | 8:44AM 0.29 | 12:13PM 0.29 | ||||||||||||||
Low Tide / height (m) | 2:11AM 0.16 | 8:24AM 0.23 | 2:52PM 0.28 | 9:24PM 0.24 | 3:17AM 0.20 | 9:11AM 0.26 | 4:00PM 0.23 | 9:30PM 0.29 | 4:40AM 0.22 | 10:38AM 0.28 | 5:03PM 0.18 | |||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | 5:11 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - |
 | |  | | | | | | | | | | | | |  | | | | |  |  |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 23 | 1 |
| Temp. °C | 22 | 21 | 21 | 25 | 26 | 26 | 24 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 22 | 22 | 26 | 29 | 28 | 22 | 21 |
| Feels °C (?) | 23 | 21 | 22 | 27 | 26 | 25 | 24 | 22 | 22 | 21 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 21 | 23 | 28 | 31 | 30 | 21 | 21 |
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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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