- 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 pm Friday 22 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
14.9° C
(Which is 2.3°C colder than average for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 4AM is: 1.5m 12s primary swell from a South-southeast direction and 1.1m 12s secondary swell from a South-southeast direction (forecast issued at 08:00pm May 22). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 3.5ft (1.0m) | 11s |
| Afternoon (23 May) | 3ft (0.9m) | 11s |
| Evening (23 May) | 2.5ft (0.8m) | 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 2mm), mostly falling on Sat morning. Very mild (max 18°C on Mon morning, min 13°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Monday 25 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SE 18 | SSE 17 | SSE 16 | SE 15 | SE 15 | SSE 13 | |
551 | 807 | 694 | 593 | 324 | 251 | 222 | 180 | 200 | 130 | 125 | 114 | 86 | 86 | 85 | 83 | 50 | 47 | 50 | 112 | 171 | 242 | 217 | 225 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 6:37PM0.23m | 00:57AM0.64m | 1:33PM0.26m | 7:49PM0.22m | 1:55AM0.57m | 2:31PM0.27m | 2:56AM0.49m | |||||||||||||||||
Low Tide | 3:35PM0.14m | 8:04PM0.21m | 9:40AM0.02m | 4:40PM0.15m | 8:48PM0.22m | 10:41AM0.09m | 5:48PM0.17m | 9:48PM0.24m | 11:54AM0.15m | |||||||||||||||
 | | | | |  |  |  |  |  | | | |  | | | | | | | |  | | | |
 | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — |
 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:34 |
— | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 18 |
11 | 10 | 11 | 12 | 12 | 14 | 13 | 14 | 14 | 15 | 16 | 15 | 15 | 15 | 14 | 15 | 14 | 15 | 14 | 14 | 16 | 15 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | 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 9 | SSE 16 | SE 15 | SE 15 | SSE 13 |
 kJ | 551 | 807 | 694 | 593 | 324 | 251 | 222 | 180 | 200 | 130 | 125 | 114 | 86 | 86 | 85 | 83 | 50 | 47 | 47 | 47 | 171 | 242 | 217 | 225 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | E 10 | E 10 | E 9 | E 9 | ENE 4 | ENE 4 | ENE 4 | ENE 4 | E 8 | — | S 19 | SE 19 | SE 18 | SSE 17 | SSE 9 | SSE 9 | SSE 9 | — |
| kJ | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 4 | 2 | 2 | 2 | 1 | — | 7 | 14 | 50 | 112 | 47 | 32 | 31 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 | E 9 | E 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSE 12 | SSE 12 | SSE 12 | — | — | — | ENE 4 | ENE 4 | ENE 4 | — | — | — | — | ENE 5 | ENE 6 | ENE 3 | E 3 | E 4 | E 4 | E 4 | E 4 | E 4 | E 4 |
| kJ | — | 419 | 399 | 336 | — | — | — | 3 | 3 | 3 | — | — | — | — | 5 | 6 | 3 | 6 | 7 | 10 | 12 | 13 | 10 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 235 | 235 | 278 | 235 | 235 | 235 | 278 | 336 | 240 | 240 | 240 | 240 | 240 | 240 | 240 | 240 | 240 | 238 | 238 | 224 | 210 | 224 | 238 | 240 |
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