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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 Monday 27 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
23.0° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Atlantida today?
The current surf forecast for Atlantida at 9AM is: 0.3m 7s primary swell from a East-northeast direction and 0.2m 6s secondary swell from a East-southeast direction (forecast issued at 02:00am April 27). An open ocean swell of 1.3m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 1ft (0.3m) | 7s |
| Afternoon (27 Apr) | 3.5ft (1.1m) | 9s |
| Evening (27 Apr) | 3.5ft (1.1m) | 10s |
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. Very mild (max 19°C on Mon afternoon, min 12°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed morning). | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 6 | ENE 7 | ENE 7 | ENE 7 | S 9 | S 9 | S 10 | S 10 | 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 | |
11 | 11 | 11 | 10 | 185 | 198 | 223 | 247 | 350 | 418 | 418 | 418 | 824 | 1106 | 1073 | 1057 | 917 | 703 | 589 | 478 | 438 | 356 | 297 | 292 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | glassy | on | cross | cross | glassy | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | |
High Tide | 1:22AM0.48m | 7:41AM0.35m | 12:42PM0.30m | 1:55AM0.43m | 9:48AM0.38m | 2:15AM0.37m | 10:57AM0.43m | |||||||||||||||||
Low Tide | 5:18AM0.32m | 11:02AM0.29m | 5:21PM0.08m | 5:59AM0.25m | 6:14PM0.08m | 6:37AM0.19m | 7:01PM0.10m | |||||||||||||||||
 | | |  | | | | | | | | | | | |  |  | | |  |  |  | | | |
 | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — |
 | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | |
Temp °C | 22 | 21 | 18 | 15 | 18 | 19 | 17 | 15 | 14 | 12 | 12 | 13 | 16 | 17 | 15 | 15 | 15 | 15 | 15 | 17 | 19 | 17 | 18 | 18 |
21 | 18 | 14 | 9 | 11 | 12 | 11 | 10 | 10 | 8 | 9 | 10 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 18 | 19 | 18 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 7 | ENE 7 | ENE 7 | S 9 | S 9 | S 10 | S 10 | 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 |
 kJ | 11 | 11 | 11 | 10 | 185 | 198 | 223 | 247 | 350 | 418 | 418 | 418 | 824 | 1106 | 1073 | 1057 | 917 | 703 | 589 | 478 | 438 | 356 | 297 | 292 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SSE 5 | ESE 6 | ESE 6 | E 7 | ENE 7 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 9 | ENE 7 | ENE 7 |
| kJ | 8 | 3 | 4 | 4 | 8 | 10 | 8 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 12 | 14 | 14 | 14 | 13 | 15 | 13 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | ESE 7 | ESE 7 | SE 5 | SE 10 | E 9 | N 5 | — | — | SE 10 | SE 10 | SE 10 | E 11 | — | — | — | E 9 | — | — | — | ENE 7 | ENE 7 | ENE 7 | E 9 | E 9 |
| kJ | 4 | 4 | 1 | 4 | 2 | 1 | — | — | 4 | 4 | 4 | 2 | — | — | — | 6 | — | — | — | 5 | 5 | 5 | 14 | 6 |
Wind waves Height (m) Direction Period (s) | WNW 2 | WSW 3 | WSW 4 | SW 4 | W 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 3 | W 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 12 | 24 | 69 | 50 | 32 | 24 | 14 | 9 | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 222 | 795 | 795 | 84 | 180 | 970 | 45 | 32 | 0 | 0 | 0 | 0 | 0 | 45 | 50 | 18 | 0 | 0 | 0 | 0 | 39 | 0 | 0 | 0 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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