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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 8 am Tuesday 31 Mar 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
27.5° C
(Which is 3.5°C warmer than normal for this time of year)How big are the waves at Atlantida today?
The current surf forecast for Atlantida at 12PM is: 1.5m 7s primary swell from a East direction and 0.5m 8s secondary swell from a Southeast direction, 0.1m 12s secondary swell from a East direction (forecast issued at 08:00am March 31). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 4.5ft (1.4m) | 6s |
| Afternoon (31 Mar) | 4.5ft (1.3m) | 7s |
| Evening (31 Mar) | 3.5ft (1.1m) | 8s |
Table - waves today at Atlantida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 80 | 144 | 198 | 157 | 128 | 125 | 129 | 266 | 653 | 653 | 684 | 653 | 574 | 541 | 575 | 471 | 325 | 281 | 235 | 230 | 190 | 173 | 165 | 161 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross | cross- on | cross- on | cross | cross | cross- off | glass | glass | glass | on | on | cross- off | cross- off | glass | glass |
High Tide / height (m) | 3:16AM 0.45 | 11:04AM 0.45 | 12:19AM 0.39 | 3:53AM 0.38 | 11:52AM 0.50 | 12:30AM 0.42 | 12:34PM 0.53 | 12:54AM 0.44 | ||||||||||||||||
Low Tide / height (m) | 7:15AM 0.24 | 7:28PM 0.00 | 2:14AM 0.37 | 7:47AM 0.20 | 8:07PM 0.03 | 8:18AM 0.16 | 8:45PM 0.08 | |||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| Sunrise | - | 6:28 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - |
 |  | | | | | | | |  | | | | | | | | | |  | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - |
| Temp. °C | 22 | 23 | 24 | 25 | 24 | 23 | 22 | 21 | 20 | 22 | 24 | 24 | 23 | 23 | 22 | 21 | 21 | 23 | 24 | 24 | 23 | 23 | 22 | 21 |
| Feels °C (?) | 22 | 22 | 22 | 24 | 24 | 23 | 23 | 23 | 21 | 23 | 24 | 24 | 23 | 23 | 24 | 23 | 23 | 25 | 24 | 25 | 25 | 25 | 24 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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