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:
Tramandai surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 pm Sunday 14 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Tramandai surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tramandai sea temperature is
22.7° C
(Which is normal for this time of year)How big are the waves at Tramandai today?
The current surf forecast for Tramandai at 7PM is: 0.7m 10s primary swell from a Southeast direction and 0.1m 9s secondary swell from a South direction, 1.4m 5s secondary swell from a East-northeast direction (forecast issued at 02:00pm December 14). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | - | - |
| Afternoon (14 Dec) | 2.5ft (0.8m) | 10s |
| Evening (14 Dec) | 5ft (1.5m) | 5s |
Table - waves today at Tramandai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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) (?) | 9 | 10 | 10 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 10 | 6 | 7 | 7 | 6 | 6 | 7 | 8 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 106 | 117 | 102 | 133 | 176 | 154 | 136 | 145 | 158 | 136 | 172 | 148 | 58 | 47 | 255 | 208 | 145 | 165 | 193 | 205 | 388 | 888 | 505 | 471 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross | off | off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:19PM 0.31 | 7:45PM 0.29 | 12:31AM 0.32 | 8:44AM 0.29 | 12:13PM 0.29 | 1:04AM 0.36 | 9:58AM 0.30 | 1:27AM 0.39 | ||||||||||||||||
Low Tide / height (m) | 9:11AM 0.26 | 4:00PM 0.23 | 9:30PM 0.29 | 4:40AM 0.22 | 10:38AM 0.28 | 5:03PM 0.18 | 6:02AM 0.23 | 5:53PM 0.13 | 7:02AM 0.23 | |||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - |
| Sunset | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:17 | - | - | - | - | - |
 | | |  |  | | | |  |  | |  |  | |  |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 8 | 2 | 1 | 2 | 2 | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 25 | 27 | 26 | 24 | 22 | 21 | 20 | 20 | 20 | 24 | 24 | 22 | 20 | 19 | 18 | 17 | 20 |
| Feels °C (?) | 23 | 23 | 22 | 21 | 20 | 21 | 22 | 26 | 28 | 26 | 24 | 24 | 21 | 18 | 19 | 18 | 21 | 20 | 18 | 18 | 17 | 16 | 16 | 19 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tramandai surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest