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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 Friday 20 Mar 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
24.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 2PM is: 0.7m 9s primary swell from a East-southeast direction and 0.3m 6s secondary swell from a South direction, 0.7m 4s secondary swell from a East direction (forecast issued at 08:00am March 20). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | 3ft (0.9m) | 10s |
| Afternoon (20 Mar) | 2.5ft (0.7m) | 9s |
| Evening (20 Mar) | 3.5ft (1.1m) | 9s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Mon 23 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 5 | 5 | 5 | 5 | 6 | 9 | 9 | 9 | 6 | 9 | 9 | 9 | 8 | 8 | 9 | 4 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 166 | 163 | 92 | 78 | 212 | 212 | 76 | 61 | 78 | 85 | 111 | 141 | 32 | 32 | 62 | 52 | 44 | 43 | 65 | 64 | 57 | 107 | 38 | 132 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- off | off | cross- off | cross- off | cross | cross | cross- on | cross- on | on | on |
High Tide / height (m) | 3:09AM 0.30 | 9:17AM 0.42 | 2:44PM 0.39 | 9:21PM 0.30 | 3:18AM 0.24 | 10:11AM 0.41 | 3:20PM 0.38 | 10:08PM 0.40 | 3:16AM 0.19 | 11:03AM 0.40 | 4:02PM 0.36 | 10:54PM 0.51 | ||||||||||||
Low Tide / height (m) | 5:39AM 0.23 | 12:11PM 0.31 | 6:25PM 0.18 | 12:38AM 0.15 | 6:09AM 0.13 | 12:57PM 0.32 | 6:45PM 0.20 | 2:05AM 0.19 | 6:46AM 0.03 | 1:48PM 0.31 | 7:08PM 0.23 | |||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Mon 23 | |||||||||||||||||||||
| Sunrise | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:37 | - | - | - |
 |  | | | | | |  | |  | |  | |  |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 23 | 25 | 27 | 26 | 23 | 23 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 24 | 23 | 23 | 23 | 22 | 23 | 21 | 21 | 21 | 22 | 24 | 26 | 27 | 25 | 26 | 24 | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 23 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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