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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 8 am Saturday 25 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 2.8°C warmer than normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 3PM is: 0.6m 6s primary swell from a East direction and 0.2m 9s secondary swell from a South-southeast direction, 0.3m 4s secondary swell from a South direction (forecast issued at 08:00am April 25). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 1ft (0.3m) | 10s |
| Afternoon (25 Apr) | 2ft (0.6m) | 6s |
| Evening (25 Apr) | 2ft (0.6m) | 6s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sun morning. Warm (max 24°C on Sun afternoon, min 9°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the W by Mon morning). | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 10 | SSE 10 | ESE 5 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | ESE 6 | ESE 6 | S 7 | S 8 | S 9 | S 11 | S 11 | S 12 | SSE 12 | SSE 13 | SSE 13 | |
19 | 18 | 19 | 27 | 39 | 26 | 25 | 23 | 24 | 25 | 18 | 17 | 17 | 12 | 8 | 72 | 104 | 132 | 182 | 253 | 333 | 537 | 703 | 692 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | glassy | glassy | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | |
High Tide | 2:39PM0.24m | 3:02AM0.56m | 3:39PM0.24m | 4:07AM0.49m | 10:21AM0.29m | 4:44PM0.24m | 11:49PM0.33m | |||||||||||||||||
Low Tide | 10:52AM0.08m | 6:08PM0.11m | 12:24PM0.14m | 7:02PM0.11m | 8:21AM0.26m | 1:54PM0.16m | 7:53PM0.12m | 1:55AM0.29m | ||||||||||||||||
 |  | | | | |  |  | |  | |  | |  | | | | | | | | | | | |
 | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | 6:58 |
 | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — | — | 5:52 |
— | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 22 | 21 | 21 | 20 | 20 | 19 | 19 | 20 | 21 | 24 | 22 | 18 | 13 | 11 | 9 | 9 | 12 | 14 | 13 | 11 | 10 | 9 |
21 | 21 | 22 | 20 | 21 | 20 | 21 | 20 | 20 | 21 | 21 | 23 | 20 | 14 | 6 | 4 | 1 | 1 | 3 | 6 | 6 | 5 | 5 | 4 | |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | ESE 6 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | ESE 6 | ESE 6 | S 7 | S 8 | S 9 | S 11 | S 11 | S 12 | SSE 12 | SSE 13 | SSE 13 |
 kJ | 19 | 18 | 8 | 27 | 39 | 26 | 25 | 23 | 24 | 25 | 18 | 17 | 17 | 12 | 8 | 72 | 104 | 132 | 182 | 253 | 333 | 537 | 703 | 692 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | ESE 7 | SSE 9 | SSE 9 | SSE 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 10 | S 9 | S 9 | E 7 | E 7 | E 7 | E 7 | E 9 | E 9 | E 9 | — | — |
| kJ | 11 | 10 | 16 | 8 | 8 | 6 | 6 | 6 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 8 | 4 | 4 | 1 | 1 | 2 | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | E 6 | — | ESE 7 | S 9 | SE 11 | S 11 | — | S 11 | S 11 | E 7 | S 11 | S 11 | SE 10 | SE 10 | SE 11 | — | E 8 | — | — | N 5 | — | — | — | — |
| kJ | 1 | — | 17 | 14 | 5 | 2 | — | 2 | 2 | 1 | 2 | 2 | 4 | 4 | 5 | — | 1 | — | — | 1 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 5 | ESE 5 | ESE 5 | S 4 | S 4 | — | — | — | — | — | — | — | — | WSW 4 | SW 5 | WSW 5 | WSW 5 | WSW 5 | W 5 | W 5 | WSW 5 | WSW 4 | W 4 | W 4 |
| kJ | 18 | 18 | 19 | 3 | 3 | — | — | — | — | — | — | — | — | 23 | 87 | 45 | 63 | 66 | 61 | 52 | 45 | 32 | 16 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 262 | 262 | 274 | 293 | 262 | 262 | 262 | 262 | 293 | 293 | 519 | 544 | 558 | 558 | 567 | 1113 | 1193 | 385 | 515 | 545 | 382 | 293 | 235 | 9 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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