- Forecast
- Maps
- Live
- Weather State
- Spot Information
Cassino Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Cassino surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 8 am Monday 04 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
19.9° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 12PM is: 1.6m 16s primary swell from a South-southeast direction and 0.4m 4s secondary swell from a Northeast direction (forecast issued at 08:00am May 04). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 5.5ft (1.7m) | 16s |
| Afternoon (04 May) | 5ft (1.5m) | 15s |
| Evening (04 May) | 4ft (1.2m) | 14s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 48mm), heaviest during Tue night. Warm (max 24°C on Tue afternoon, min 14°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 16 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | ENE 4 | ENE 4 | |
1241 | 1506 | 1289 | 988 | 752 | 577 | 379 | 326 | 253 | 169 | 127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 20 | 24 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-off | cross | on | cross-off | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:05AM0.28m | 4:05PM0.40m | 10:37PM0.47m | 11:57AM0.27m | 4:50PM0.38m | 11:16PM0.47m | 12:47PM0.25m | 5:45PM0.35m | 11:48PM0.46m | |||||||||||||||
Low Tide | 6:56AM-0.01m | 12:36PM0.26m | 7:08PM0.27m | 7:34AM0.00m | 1:14PM0.26m | 7:38PM0.30m | 8:11AM0.03m | 1:44PM0.25m | 7:56PM0.32m | |||||||||||||||
 |  |  |  |  | | |  | | | | |  |  | |  | | | | | | | | | |
 | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | 7:03 |
 | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 23 | 17 | 5 | 2 | — | — | — | — | — | — | — | |
Temp °C | 13 | 14 | 17 | 20 | 19 | 18 | 18 | 17 | 18 | 18 | 20 | 24 | 21 | 19 | 18 | 18 | 18 | 18 | 20 | 20 | 20 | 20 | 21 | 21 |
11 | 12 | 15 | 19 | 18 | 17 | 17 | 16 | 18 | 19 | 21 | 26 | 22 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | SSE 16 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | 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 10 |
 kJ | 1241 | 1506 | 1289 | 988 | 752 | 577 | 379 | 326 | 253 | 169 | 127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 9 | 18 |
Swell 2 Height (m) Direction Period (s) | — | — | — | NE 4 | ENE 4 | E 11 | NE 5 | NE 5 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | NE 7 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | — | S 12 | S 12 | S 12 | NE 7 |
| kJ | — | — | — | 4 | 4 | 2 | 4 | 4 | 4 | 9 | 10 | 5 | 6 | 12 | 6 | 5 | 5 | 5 | 5 | — | 3 | 3 | 3 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 11 | — | E 11 | E 11 | E 11 | — | — | E 11 | E 11 | E 11 | — | NE 3 | SE 14 | SE 13 | S 13 | — | — | — | — | — |
| kJ | — | — | — | — | 2 | — | 2 | 2 | 2 | — | — | 2 | 2 | 2 | — | 2 | 7 | 7 | 4 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 3 | NE 4 | NE 4 | NE 4 | — | ENE 5 | — | — | — | — | — | — | — | ENE 8 | — | ENE 3 | ENE 3 | NE 4 | ENE 4 | ENE 3 | ENE 4 | ENE 4 | ENE 4 | ENE 4 |
| kJ | 4 | 4 | 5 | 9 | — | 5 | — | — | — | — | — | — | — | 12 | — | 2 | 2 | 3 | 3 | 5 | 11 | 17 | 20 | 24 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 210 | 210 | 9 | 9 | 210 | 18 | 9 | 9 | 9 | 9 | 9 | 18 | 210 | 210 | 9 | 18 | 9 | 9 | 286 | 544 | 382 | 375 | 375 | 388 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cassino surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest