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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 pm Wednesday 27 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
15.1° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Cassino today (28 May):
- Morning surf: Morning surf (28 May, local time) - 2ft (0.6m), 8s period with E swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 1.5ft (0.5m), 7s period with E swell.
- Evening surf: Evening surf (28 May, local time) - 1.5ft (0.5m), 7s period with E swell.
The current surf forecast for Cassino at 2AM is: 0.6m 7s primary swell from a East direction and 0.2m 4s secondary swell from a South direction (forecast issued at 08:00pm May 27). The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 2ft (0.6m) | 8s |
| Afternoon (28 May) | 1.5ft (0.5m) | 7s |
| Evening (28 May) | 1.5ft (0.5m) | 7s |
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 18°C on Fri afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
ESE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 9 | SSE 9 | SE 9 | SE 8 | SE 8 | SSE 10 | E 7 | SSE 10 | SSE 10 | SSE 10 | |
48 | 36 | 37 | 37 | 43 | 45 | 42 | 28 | 27 | 26 | 25 | 16 | 16 | 27 | 26 | 16 | 20 | 114 | 276 | 168 | 164 | 157 | 119 | 94 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | glassy | cross | glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 5:29PM0.35m | 11:41PM0.31m | 6:05AM0.31m | 12:18PM0.38m | 6:19PM0.38m | 00:22AM0.31m | 7:03AM0.27m | 1:08PM0.42m | 7:06PM0.41m | 1:01AM0.30m | 7:58AM0.26m | 1:53PM0.44m | ||||||||||||
Low Tide | 8:46PM0.20m | 2:54AM0.17m | 8:53AM0.20m | 3:20PM0.25m | 9:39PM0.21m | 3:49AM0.11m | 9:31AM0.19m | 4:10PM0.27m | 10:31PM0.21m | 4:36AM0.06m | 10:10AM0.19m | |||||||||||||
 | | |  | |  |  | | | | | | |  | | |  | | | | | | | | |
 | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — |
 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 18 | 17 | 17 | 16 | 16 | 17 | 17 | 16 | 17 |
14 | 13 | 14 | 15 | 13 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 15 | 15 | 14 | 15 | 14 | 15 | 13 | 13 | 15 | 15 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | ESE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 9 | SSE 9 | SSE 4 | SE 9 | SE 8 | SE 8 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 48 | 36 | 37 | 37 | 43 | 45 | 42 | 28 | 27 | 26 | 25 | 16 | 16 | 15 | 26 | 4 | 20 | 114 | 276 | 168 | 164 | 157 | 115 | 83 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | S 4 | SSE 9 | SSE 9 | S 4 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 4 | E 7 | E 7 | SSE 5 | — | SSE 10 | — | — | — | — | — |
| kJ | 8 | 8 | 8 | 1 | 8 | 8 | 1 | 8 | 7 | 7 | 7 | 7 | 6 | 1 | 9 | 8 | 4 | — | 130 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | SSE 9 | — | S 4 | SSE 9 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | — | SSE 9 | SSE 9 | E 7 | — | — | — | — | — | — | — |
| kJ | — | — | — | 8 | — | 1 | 8 | 5 | 5 | 5 | 4 | 4 | 4 | — | 16 | 16 | 8 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | S 3 | S 3 | — | S 4 | — | — | S 4 | SSE 4 | SE 3 | SSE 4 | SE 3 | SE 3 | E 7 | E 3 | E 4 | E 4 | E 6 | SE 7 | E 6 | E 7 | E 7 | E 6 | E 6 |
| kJ | 2 | 2 | 2 | — | 1 | — | — | 1 | 3 | 2 | 2 | 2 | 3 | 27 | 3 | 2 | 2 | 7 | 223 | 141 | 150 | 103 | 119 | 94 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 274 | 336 | 293 | 18 | 262 | 262 | 420 | 545 | 336 | 336 | 336 | 336 | 375 | 320 | 514 | 286 | 240 | 240 | 240 | 238 | 238 | 238 | 238 | 238 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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