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Cassino Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Cassino surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 pm Tuesday 05 May 2026 -03Forecast update in hr min s Forecast update imminent
Cassino surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cassino sea temperature is
19.0° C
(Which is normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 8PM is: 0.5m 11s primary swell from a South-southeast direction and 0.4m 2s secondary swell from a Northeast direction (forecast issued at 02:00pm May 05). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | - | - |
| Afternoon (05 May) | 2.5ft (0.7m) | 12s |
| Evening (05 May) | 1.5ft (0.5m) | 11s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Warm (max 28°C on Thu afternoon, min 18°C on Fri morning). Winds increasing (calm on Tue night, fresh winds from the WNW by Fri morning). | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | NE 4 | NE 5 | NE 5 | NE 5 | SSE 13 | NE 5 | NE 5 | SSE 12 | SSE 13 | SSE 13 | E 9 | |
127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 18 | 17 | 21 | 33 | 34 | 65 | 61 | 83 | 81 | 93 | 99 | 235 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross-on | cross-on | cross | glassy | glassy | cross | cross-on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | |
High Tide | 11:57AM0.27m | 4:50PM0.38m | 11:16PM0.47m | 12:47PM0.25m | 5:45PM0.35m | 11:48PM0.46m | 1:31PM0.22m | 00:07AM0.45m | ||||||||||||||||
Low Tide | 1:14PM0.26m | 7:38PM0.30m | 8:11AM0.03m | 1:44PM0.25m | 7:56PM0.32m | 8:46AM0.07m | 2:08PM0.22m | |||||||||||||||||
 |  |  |  |  |  | | |  | | | | |  | | | | | | | |  | |  | |
 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — |
 | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | 5:44 |
— | — | — | — | 2 | 1 | 2 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | |
Temp °C | 20 | 23 | 22 | 21 | 22 | 20 | 20 | 22 | 25 | 24 | 22 | 22 | 22 | 22 | 22 | 23 | 26 | 28 | 25 | 24 | 23 | 21 | 22 | 18 |
21 | 26 | 23 | 22 | 23 | 23 | 22 | 23 | 28 | 25 | 22 | 22 | 21 | 22 | 22 | 21 | 27 | 29 | 24 | 22 | 21 | 22 | 19 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 13 | E 9 |
 kJ | 127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 18 | 17 | 8 | 8 | 17 | 65 | 61 | 83 | 81 | 93 | 99 | 235 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 8 | ENE 7 | E 11 | ENE 7 | ENE 7 | E 7 | ENE 4 | ENE 4 | ENE 5 | S 12 | S 12 | S 12 | — | SE 13 | SSE 13 | SSE 9 | — | — | — | — | SSE 14 | — | SSE 13 |
| kJ | 10 | 12 | 19 | 2 | 5 | 5 | 4 | 2 | 4 | 5 | 3 | 3 | 3 | — | 7 | 17 | 9 | — | — | — | — | 74 | — | 67 |
Swell 3 Height (m) Direction Period (s) | — | E 11 | E 11 | — | — | — | SE 14 | E 7 | — | S 13 | — | — | — | — | — | S 12 | — | — | — | — | — | — | — | NNE 5 |
| kJ | — | 2 | 2 | — | — | — | 7 | 1 | — | 4 | — | — | — | — | — | 3 | — | — | — | — | — | — | — | 9 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 8 | NE 2 | NE 3 | NE 3 | NE 4 | NNW 2 | — | NE 4 | NE 5 | ENE 3 | NE 4 | NE 4 | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 7 | ENE 8 | NE 8 | WNW 4 |
| kJ | — | — | 13 | 1 | 2 | 2 | 3 | 1 | — | 3 | 7 | 4 | 10 | 16 | 21 | 33 | 34 | 50 | 47 | 74 | 217 | 242 | 330 | 29 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 210 | 18 | 9 | 18 | 9 | 18 | 238 | 544 | 286 | 388 | 354 | 224 | 224 | 210 | 240 | 9 | 210 | 240 | 388 | 9 | 210 | 210 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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