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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 27 Apr 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
22.5° C
(Which is 3.0°C warmer than normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 9PM is: 1.1m 11s primary swell from a South direction and 0.1m 9s secondary swell from a East direction (forecast issued at 02:00pm April 27). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | - | - |
| Afternoon (27 Apr) | 3ft (0.9m) | 11s |
| Evening (27 Apr) | 3.5ft (1.1m) | 11s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Wed afternoon, min 11°C on Mon night). Winds decreasing (fresh winds from the W on Mon afternoon, calm by Wed morning). | ||||||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 8 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 12 | SSE 12 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | |
63 | 184 | 235 | 297 | 297 | 433 | 528 | 585 | 699 | 659 | 628 | 485 | 405 | 317 | 256 | 239 | 190 | 170 | 130 | 123 | 92 | 90 | 67 | 71 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-off | cross-off | off | off | off | |
High Tide | 10:21AM0.29m | 4:44PM0.24m | 11:49PM0.33m | 5:15AM0.42m | 11:29AM0.34m | 5:47PM0.26m | 00:17AM0.34m | 6:20AM0.37m | 12:22PM0.39m | 6:44PM0.30m | 00:50AM0.35m | 7:22AM0.33m | ||||||||||||
Low Tide | 1:54PM0.16m | 7:53PM0.12m | 1:55AM0.29m | 8:45AM0.25m | 2:59PM0.17m | 8:45PM0.14m | 3:11AM0.22m | 9:18AM0.24m | 3:51PM0.17m | 9:38PM0.17m | 4:06AM0.15m | |||||||||||||
 |  |  |  | | | | | | | | | | | | | | | |  | | | | | |
 | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — |
 | — | 5:53 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | 5:51 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 15 | 14 | 12 | 11 | 11 | 11 | 11 | 15 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 17 | 19 | 18 | 18 | 17 | 15 | 14 | 14 |
5 | 7 | 8 | 7 | 7 | 8 | 8 | 7 | 12 | 14 | 13 | 13 | 11 | 11 | 9 | 10 | 15 | 18 | 16 | 16 | 15 | 13 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | S 8 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 12 | SSE 12 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 |
 kJ | 63 | 184 | 235 | 297 | 297 | 433 | 528 | 585 | 699 | 659 | 628 | 485 | 405 | 317 | 256 | 239 | 190 | 170 | 130 | 123 | 92 | 90 | 67 | 71 |
Swell 2 Height (m) Direction Period (s) | S 10 | E 9 | E 9 | E 9 | E 9 | — | — | — | — | — | — | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 10 | E 10 | E 10 | ESE 10 |
| kJ | 56 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 11 | 8 | 8 | 10 |
Swell 3 Height (m) Direction Period (s) | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 12 | E 12 | E 11 | — | NE 7 | ENE 7 | NE 7 |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 2 | — | 2 | 5 | 2 |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 5 | WSW 4 | WSW 4 | W 4 | — | W 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 |
| kJ | 91 | 75 | 45 | 34 | 17 | 13 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 20 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 515 | 545 | 235 | 9 | 9 | 9 | 9 | 236 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 18 | 9 | 9 | 9 | 9 | 9 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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