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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 Tuesday 21 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
23.1° C
(Which is 2.9°C warmer than normal for this time of year)How big are the waves at Cassino today?
The current surf forecast for Cassino at 8PM is: 0.6m 10s primary swell from a Southeast direction and 0.3m 10s secondary swell from a South direction, 0.8m 4s secondary swell from a East-northeast direction (forecast issued at 02:00pm April 21). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | - | - |
| Afternoon (21 Apr) | 2.5ft (0.7m) | 10s |
| Evening (21 Apr) | 2ft (0.6m) | 10s |
Table - waves today at Cassino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 14 | 14 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 104 | 104 | 102 | 79 | 79 | 65 | 64 | 46 | 44 | 43 | 41 | 32 | 21 | 21 | 22 | 24 | 20 | 200 | 38 | 80 | 78 | 51 | 58 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | off | cross- off | cross | cross- on | cross | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 11:30AM 0.32 | 5:02PM 0.31 | 11:21PM 0.68 | 12:16PM 0.30 | 6:02PM 0.26 | 12:13AM 0.70 | 1:01PM 0.28 | 1:06AM 0.68 | ||||||||||||||||
Low Tide / height (m) | 2:10PM 0.22 | 7:01PM 0.27 | 8:00AM -0.11 | 3:08PM 0.19 | 7:26PM 0.25 | 8:50AM -0.07 | 4:08PM 0.16 | |||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 |
| Sunset | - | - | 6:00 | - | - | - | - | - | - | 5:59 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - |
 |  | |  |  | | |  | | | |  | | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 20 | 23 | 24 | 23 | 21 | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Feels °C (?) | 22 | 22 | 20 | 21 | 21 | 19 | 19 | 22 | 25 | 25 | 24 | 21 | 20 | 18 | 16 | 18 | 17 | 17 | 17 | 18 | 17 | 18 | 18 | 18 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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