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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 Thursday 14 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
16.5° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 11AM is: 1.2m 12s primary swell from a South-southeast direction and 0.1m 10s secondary swell from a East direction (forecast issued at 08:00am May 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 4ft (1.2m) | 12s |
| Afternoon (14 May) | 4.5ft (1.3m) | 12s |
| Evening (14 May) | 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 16°C on Sat afternoon, min 11°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | |
393 | 380 | 374 | 429 | 325 | 303 | 292 | 227 | 218 | 176 | 180 | 180 | 146 | 146 | 146 | 146 | 118 | 121 | 125 | 128 | 99 | 125 | 133 | 116 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | off | glassy | on | on | on | cross-on | cross | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 4:13AM0.39m | 1:20PM0.37m | 2:14AM0.29m | 6:21AM0.35m | 1:54PM0.40m | 6:13PM0.39m | 1:59AM0.19m | 7:31AM0.33m | 2:28PM0.42m | 7:20PM0.49m | 1:55AM0.14m | |||||||||||||
Low Tide | 3:45AM0.39m | 9:18AM0.19m | 9:41PM0.07m | 3:08AM0.29m | 9:55AM0.20m | 4:12PM0.36m | 10:47PM0.08m | 3:52AM0.17m | 10:35AM0.20m | 4:24PM0.38m | 11:56PM0.10m | |||||||||||||
 |  | | | |  |  | | |  | | | | | | | | | | | | | | | |
 | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — | 7:11 |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — | — | — | — | — | — | 5:37 | — | — | — | 5:37 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 13 | 14 | 14 | 14 | 14 | 13 | 12 | 11 | 13 | 14 | 13 | 13 | 13 | 12 | 13 | 12 | 15 | 16 | 15 | 15 | 15 | 16 |
10 | 8 | 10 | 11 | 11 | 11 | 11 | 9 | 9 | 9 | 12 | 12 | 11 | 11 | 11 | 10 | 12 | 11 | 14 | 14 | 13 | 12 | 13 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | E 9 | SE 14 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | E 8 | E 8 | E 8 |
 kJ | 393 | 380 | 374 | 429 | 325 | 2 | 8 | 227 | 218 | 176 | 180 | 180 | 146 | 146 | 146 | 146 | 118 | 121 | 125 | 128 | 99 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 13 | SE 14 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 12 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 7 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | E 10 | SE 14 | — | — | E 9 | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | — | SE 12 |
| kJ | 8 | 8 | — | — | 7 | — | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 11 | SSE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 10 | SSE 10 | SSE 10 |
| kJ | — | — | — | — | — | 303 | 292 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 125 | 133 | 116 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 545 | 9 | 235 | 210 | 210 | 9 | 9 | 210 | 18 | 238 | 210 | 210 | 18 | 9 | 9 | 9 | 210 | 224 | 210 | 210 | 224 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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