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Surf Forecasts:
Tramandai surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 8 am Thursday 21 May 2026 -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
17.1° C
(Which is 2.8°C colder than average for this time of year)How big are the waves at Tramandai today?
The current surf forecast for Tramandai at 3PM is: 2.5m 13s primary swell from a South direction and 0.9m 18s secondary swell from a South-southeast direction (forecast issued at 08:00am May 21). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 10ft (3.0m) | 13s |
| Afternoon (21 May) | 8ft (2.5m) | 13s |
| Evening (21 May) | 8ft (2.5m) | 15s |
Table - waves today at Tramandai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Sat morning. Very mild (max 16°C on Fri morning, min 11°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 14 | S 13 | S 13 | S 13 | S 13 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 | |
3454 | 2722 | 2499 | 2157 | 1783 | 3058 | 2613 | 2386 | 2110 | 1858 | 1654 | 1467 | 1316 | 1295 | 1103 | 918 | 797 | 683 | 647 | 513 | 407 | 400 | 332 | 281 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | |
High Tide | 9:11AM0.12m | 3:26PM0.29m | 10:01PM0.54m | 2:39AM0.50m | 9:54AM0.14m | 4:09PM0.26m | 10:51PM0.50m | 3:29AM0.48m | 10:36AM0.18m | 4:57PM0.25m | 11:36PM0.46m | |||||||||||||
Low Tide | 6:31AM0.01m | 11:39AM0.04m | 5:52PM0.20m | 00:37AM0.46m | 7:18AM0.05m | 12:32PM0.06m | 6:37PM0.18m | 1:21AM0.44m | 8:04AM0.11m | 1:27PM0.09m | 7:21PM0.18m | 2:12AM0.39m | ||||||||||||
 |  |  | |  |  | | | | | | | | | | | |  | | |  | |  | | |
 | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | 7:03 |
 | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | 5:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 1 | 1 | — | |
Temp °C | 11 | 11 | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 |
7 | 7 | 10 | 11 | 11 | 12 | 11 | 12 | 12 | 12 | 14 | 14 | 13 | 13 | 14 | 15 | 14 | 14 | 13 | 12 | 12 | 12 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 13 | S 13 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 |
 kJ | 3454 | 2722 | 2499 | 2157 | 1783 | 3058 | 2613 | 2386 | 2110 | 1858 | 1654 | 1467 | 1316 | 1295 | 1103 | 918 | 797 | 683 | 647 | 513 | 407 | 400 | 332 | 281 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SSE 18 | SSE 17 | — | — | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 | E 9 | E 9 | E 9 | — | — |
| kJ | — | — | — | 486 | 789 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 4 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 5 | ENE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 11 | 39 | 64 | 86 | 97 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 127 | 32 | 0 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 116 | 210 | 234 | 71 | 71 | 50 | 32 | 50 | 116 | 71 | 220 | 214 | 208 | 71 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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