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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 29 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
15.3° C
(Which is 1.5°C colder than average for this time of year)How big are the waves at Cassino today (29 May):
- Morning surf: Morning surf (29 May, local time) - 2ft (0.6m), 7s period with E swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 1ft (0.3m), 9s period with SSE swell.
- Evening surf: Evening surf (29 May, local time) - 2ft (0.6m), 9s period with SSE swell.
The current surf forecast for Cassino at 12PM is: 0.3m 9s primary swell from a South-southeast direction and 0.1m 11s secondary swell from a South direction, 0.7m 4s secondary swell from a East direction (forecast issued at 08:00am May 29). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 2ft (0.6m) | 7s |
| Afternoon (29 May) | 1ft (0.3m) | 9s |
| Evening (29 May) | 2ft (0.6m) | 9s |
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 Sun afternoon, min 12°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 7 | E 7 | E 4 | SSE 9 | E 4 | SSE 9 | SE 10 | SE 10 | SSE 10 | SSE 10 | SSE 10 | E 6 | E 6 | SSE 9 | ESE 7 | ESE 7 | ESE 7 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | |
16 | 39 | 16 | 16 | 17 | 53 | 139 | 188 | 168 | 135 | 141 | 135 | 119 | 106 | 75 | 60 | 60 | 61 | 59 | 57 | 55 | 55 | 54 | 42 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | cross-on | on | on | on | on | on | on | on | on | on | glassy | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | |
High Tide | 7:03AM0.27m | 1:08PM0.42m | 7:06PM0.41m | 1:01AM0.30m | 7:58AM0.26m | 1:53PM0.44m | 7:52PM0.43m | 1:37AM0.29m | 8:52AM0.24m | 2:36PM0.45m | 8:37PM0.45m | 2:09AM0.28m | ||||||||||||
Low Tide | 3:49AM0.11m | 9:31AM0.19m | 4:10PM0.27m | 10:31PM0.21m | 4:36AM0.06m | 10:10AM0.19m | 4:55PM0.29m | 11:22PM0.22m | 5:20AM0.03m | 10:49AM0.20m | 5:36PM0.30m | 00:14AM0.24m | ||||||||||||
 |  | | |  | | | | |  | | |  | | | | |  | | | | | | | |
 | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | 7:20 |
 | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | 5:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 17 | 18 | 17 | 16 | 14 | 13 |
15 | 14 | 14 | 14 | 13 | 13 | 15 | 14 | 14 | 14 | 13 | 14 | 15 | 15 | 17 | 16 | 14 | 14 | 15 | 16 | 16 | 15 | 13 | 11 | |
Swell 1 Height (m) Direction Period (s) | E 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 10 | SE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | ESE 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
 kJ | 16 | 15 | 16 | 16 | 15 | 53 | 139 | 188 | 168 | 133 | 141 | 83 | 81 | 58 | 75 | 60 | 60 | 44 | 48 | 57 | 55 | 55 | 54 | 42 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | — | S 11 | — | — | E 7 | E 7 | — | — | — | — | — | — | SSE 9 | SSE 9 | SE 8 | SSE 8 | SE 9 | SE 9 | E 7 | E 7 | E 7 | E 7 | E 6 |
| kJ | 6 | — | 2 | — | — | 8 | 4 | — | — | — | — | — | — | 106 | 53 | 24 | 48 | 61 | 59 | 34 | 23 | 23 | 22 | 13 |
Swell 3 Height (m) Direction Period (s) | SE 10 | — | S 8 | — | — | — | — | — | — | — | — | — | — | SSE 10 | SE 10 | SSE 9 | SE 10 | S 9 | SSE 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 4 | — | 1 | — | — | — | — | — | — | — | — | — | — | 9 | 17 | 16 | 16 | 24 | 24 | 22 | 12 | 12 | 11 | 5 |
Wind waves Height (m) Direction Period (s) | SSE 4 | E 7 | E 4 | E 4 | E 4 | E 4 | E 5 | E 7 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 39 | 14 | 12 | 17 | 18 | 15 | 104 | 166 | 135 | 130 | 135 | 119 | 86 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 354 | 385 | 320 | 286 | 238 | 240 | 238 | 238 | 238 | 238 | 238 | 240 | 238 | 238 | 210 | 210 | 9 | 9 | 9 | 278 | 274 | 274 | 262 | 9 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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