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Atlantida Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Atlantida surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 am Tuesday 28 Apr 2026 -03Forecast update in hr min s Forecast update imminent
Atlantida surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Atlantida sea temperature is
23.2° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Atlantida today?
The current surf forecast for Atlantida at 7AM is: 1.2m 11s primary swell from a South direction and 0.2m 9s secondary swell from a East direction (forecast issued at 02:00am April 28). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | 4ft (1.2m) | 11s |
| Afternoon (28 Apr) | 5ft (1.6m) | 13s |
| Evening (28 Apr) | 5.5ft (1.7m) | 13s |
Table - waves today at Atlantida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Warm (max 20°C on Thu afternoon, min 12°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | ||||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 11 | S 11 | S 11 | S 11 | S 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | |
411 | 426 | 357 | 344 | 653 | 888 | 1041 | 931 | 875 | 692 | 589 | 497 | 454 | 370 | 363 | 319 | 308 | 231 | 173 | 170 | 133 | 102 | 100 | 110 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | off | off | glassy | on | cross | cross-off | cross-off | off | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | on | on | cross-on | cross | |
High Tide | 1:55AM0.43m | 9:48AM0.38m | 2:15AM0.37m | 10:57AM0.43m | 11:28PM0.39m | 11:45AM0.47m | ||||||||||||||||||
Low Tide | 5:59AM0.25m | 6:14PM0.08m | 6:37AM0.19m | 7:01PM0.10m | 7:13AM0.14m | 7:46PM0.13m | ||||||||||||||||||
 | | |  | | | | | | | |  |  |  |  |  | | | | | | | | | |
 | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — |
 | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 11 | 12 | 16 | 17 | 16 | 14 | 14 | 14 | 14 | 16 | 18 | 18 | 18 | 17 | 17 | 16 | 15 | 16 | 19 | 20 | 19 | 18 |
8 | 7 | 7 | 9 | 14 | 14 | 13 | 11 | 12 | 13 | 13 | 16 | 18 | 19 | 17 | 16 | 17 | 15 | 14 | 15 | 18 | 19 | 17 | 16 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | S 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 411 | 426 | 357 | 344 | 653 | 888 | 1041 | 931 | 875 | 692 | 589 | 497 | 454 | 370 | 363 | 319 | 308 | 231 | 173 | 170 | 133 | 102 | 100 | 96 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 8 | ESE 9 | ENE 7 | ESE 10 | ESE 10 | E 5 | E 5 | E 6 | E 6 | ENE 6 | ESE 11 | S 13 |
| kJ | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 14 | 14 | 14 | 14 | 12 | 15 | 5 | 20 | 20 | 10 | 14 | 18 | 19 | 12 | 23 | 3 |
Swell 3 Height (m) Direction Period (s) | — | SE 10 | — | E 11 | E 8 | — | — | — | — | — | NE 7 | ENE 7 | ENE 7 | ENE 7 | E 8 | ENE 7 | ENE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | E 9 | SSE 13 |
| kJ | — | 4 | — | 2 | 6 | — | — | — | — | — | 2 | 5 | 10 | 5 | 6 | 5 | 5 | 33 | 32 | 31 | 23 | 23 | 6 | 16 |
Wind waves Height (m) Direction Period (s) | W 4 | W 4 | W 4 | W 3 | — | — | — | — | — | — | — | — | — | — | SE 3 | ESE 3 | — | — | W 2 | WSW 2 | — | — | ENE 6 | ENE 10 |
| kJ | 20 | 14 | 6 | 2 | — | — | — | — | — | — | — | — | — | — | 5 | 4 | — | — | 1 | 1 | — | — | 14 | 110 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 18 | 0 | 0 | 0 | 45 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32 | 180 | 208 | 39 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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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