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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 pm Friday 20 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
25.7° 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 9PM is: 0.8m 9s primary swell from a East-southeast direction and 0.3m 7s secondary swell from a South direction, 0.9m 4s secondary swell from a East direction (forecast issued at 02:00pm March 20). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | - | - |
| Afternoon (20 Mar) | 3ft (0.9m) | 9s |
| Evening (20 Mar) | 2.5ft (0.8m) | 9s |
Table - waves today at Atlantida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 207 | 148 | 130 | 106 | 106 | 106 | 108 | 94 | 94 | 92 | 92 | 110 | 133 | 145 | 87 | 82 | 82 | 84 | 105 | 105 | 105 | 120 | 100 | 100 |
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- on | cross | cross | glass | glass | cross- off | cross- on | cross- on | cross- on | glass | cross | cross | cross | cross |
High Tide / height (m) | 1:22PM 0.54 | 1:42AM 0.37 | 7:13AM 0.28 | 1:57PM 0.54 | 7:17PM 0.35 | 2:02AM 0.39 | 8:23AM 0.23 | 2:35PM 0.52 | 8:33PM 0.41 | 2:25AM 0.41 | ||||||||||||||
Low Tide / height (m) | 9:20AM 0.18 | 9:54PM 0.05 | 4:51AM 0.21 | 9:56AM 0.17 | 5:30PM 0.31 | 10:42PM 0.15 | 5:37AM 0.11 | 10:35AM 0.16 | 5:53PM 0.30 | 11:34PM 0.26 | 6:21AM 0.04 | |||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 |
| Sunset | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:29 | - | - | - | - | - |
 |  | |  |  | | | | | | | | |  | | | |  |  |  |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 4 | 7 | 2 | 1 | - | - |
| Temp. °C | 25 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 25 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 28 | 25 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels °C (?) | 26 | 24 | 25 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 23 | 24 | 24 | 28 | 28 | 28 | 29 | 27 | 27 | 27 | 27 | 26 | 26 | 25 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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