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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 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 11PM is: 1.1m 14s primary swell from a South-southeast direction (forecast issued at 02:00pm May 04). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | - | - |
| 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 29mm), heaviest during Tue night. Warm (max 25°C on Thu morning, min 18°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 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 | NE 4 | NE 5 | SSE 9 | NE 6 | |
1289 | 988 | 752 | 577 | 379 | 326 | 253 | 169 | 127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 26 | 37 | 17 | 80 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross | cross-off | cross-off | off | off | glassy | cross-off | on | glassy | glassy | on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | |
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 | 12:36PM0.26m | 7:08PM0.27m | 7:34AM0.00m | 1:14PM0.26m | 7:38PM0.30m | 8:11AM0.03m | 1:44PM0.25m | 7:56PM0.32m | 8:46AM0.07m | |||||||||||||||
 |  |  | | | |  | | |  |  |  | |  | | | | |  | | | | | | |
 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — |
 | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | — | — | 1 | 19 | 4 | 4 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 20 | 19 | 19 | 18 | 18 | 18 | 19 | 20 | 23 | 22 | 19 | 19 | 19 | 20 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 22 | 22 |
15 | 19 | 18 | 18 | 18 | 18 | 18 | 20 | 22 | 25 | 23 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | 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 | ENE 6 | SSE 9 |
 kJ | 1289 | 988 | 752 | 577 | 379 | 326 | 253 | 169 | 127 | 125 | 88 | 70 | 68 | 47 | 45 | 41 | 20 | 20 | 19 | 19 | 18 | 18 | 31 | 8 |
Swell 2 Height (m) Direction Period (s) | — | NE 4 | ENE 5 | E 11 | NE 5 | NE 5 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 8 | — | ENE 7 | ENE 7 | ENE 7 | S 13 | S 12 | S 12 | S 12 | — | SSE 9 | SSE 13 |
| kJ | — | 4 | 4 | 2 | 7 | 4 | 4 | 9 | 10 | 10 | 5 | 12 | 6 | — | 5 | 5 | 5 | 4 | 3 | 3 | 3 | — | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | E 11 | — | E 11 | E 11 | E 11 | — | — | E 11 | E 11 | — | — | — | — | SE 13 | S 13 | — | — | — | — | — | SE 13 | — |
| kJ | — | — | 2 | — | 2 | 2 | 2 | — | — | 2 | 2 | — | — | — | — | 7 | 4 | — | — | — | — | — | 7 | — |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | — | NE 5 | — | — | — | — | — | — | — | ENE 7 | ENE 2 | ENE 3 | ENE 3 | ENE 3 | ENE 4 | E 3 | ENE 4 | ENE 4 | NE 4 | NE 5 | N 3 | NE 6 |
| kJ | 5 | 9 | — | 7 | — | — | — | — | — | — | — | 10 | 1 | 2 | 3 | 2 | 2 | 6 | 10 | 13 | 26 | 37 | 6 | 80 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 210 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 210 | 240 | 9 | 238 | 262 | 274 | 286 | 544 | 388 | 388 | 388 | 388 | 236 | 238 |
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)
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Ocean Swells (m)- Wind Speed (km/h)
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