Surf Forecasts:
Cassino surf forecast from 2 Oct 2026:
- Best quality surf: Friday 2 Oct, 12PM (local time) - 5ft (1.5m), 9s period, S swell with cross-offshore winds.
- Most powerful swell: Friday 2 Oct, 12PM (local time) - 5ft (1.5m), 9s period, S swell with 363 kJ wave energy.
- Next surfable swell (1★+): Friday 2 Oct, 6AM (local time) - 4ft (1.2m), 9s period with S swell.
Best Forecast Surf Conditions for Cassino this week:
The surf forecast for Cassino over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 02) at 6AM. The primary swell is predicted to be 1.2m and 9s period with a secondary swell of 0.2m and 10s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Cassino in the next 16 days are 1.5m 9s and forecast to arrive on Friday (Oct 02) at 12PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Saturday (Oct 03) at 6PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Fri 2nd Oct) | 4ft (1.2m) 9s |
| Best Surf | 12PM (Fri 2nd Oct) | 5ft (1.5m) 9s |
| Most Powerful | 12PM (Fri 2nd Oct) | 5ft (1.5m) 9s |
Table - best surf conditions forecast for Cassino over the next 16 days.
Short Range ForecastHeavy rain (total 49mm), heaviest during Sat night. Very mild (max 17°C on Sat afternoon, min 9°C on Thu night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 16°C on Mon morning, min 14°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 8 | S 10 | SSE 9 | SSE 12 | SE 11 | SE 11 | SE 11 | E 9 | E 9 | SSE 9 | ESE 8 | ESE 9 | SE 10 | E 7 | E 7 | E 5 | E 6 | E 7 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 260 | 255 | 189 | 275 | 283 | 237 | 140 | 132 | 104 | 139 | 120 | 103 | 29 | 114 | 120 | 63 | 108 | 183 | 193 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross | on | cross-on | on | on | on | on | on | on | on | on |
High Tide | 00:06AM0.34m | 5:49AM0.29m | 00:47AM0.32m | 12:43PM0.66m | 1:30AM0.29m | 1:34PM0.66m | 2:14AM0.26m | 2:30PM0.63m | 3:06AM0.23m | 3:34PM0.58m | 10:19PM0.23m | 4:10AM0.21m | 4:47PM0.52m | 11:20PM0.30m | |||||
Low Tide | 3:07AM0.23m | 8:24PM-0.04m | 4:07AM0.18m | 9:09PM-0.00m | 5:07AM0.13m | 10:02PM0.06m | 6:02AM0.08m | 11:31PM0.13m | 6:54AM0.05m | 8:41PM0.22m | 7:44AM0.05m | 8:59PM0.25m | |||||||
 |  | | |  |  |  | | | | | | |  | | | | |  | |
 | — | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — |
 | 6:30 | — | 6:30 | — | — | 6:30 | — | — | 6:31 | — | — | 6:32 | — | — | 6:32 | — | — | 6:34 | — |
mm | — | — | — | — | — | 2 | 47 | — | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 11 | 13 | 13 | 12 | 16 | 17 | 16 | 15 | 15 | 14 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 |
Feels °C | 7 | 10 | 9 | 8 | 11 | 14 | 16 | 13 | 12 | 11 | 12 | 13 | 13 | 11 | 11 | 13 | 12 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SE 10 | E 8 | SSE 9 | SSE 12 | SE 11 | SE 11 | SE 11 | E 9 | E 9 | E 9 | SE 11 | SSE 6 | E 9 | SSE 10 | SSE 9 | SSE 9 | SE 9 | SE 9 | S 8 |
| kJ | 24 | 5 | 189 | 275 | 283 | 237 | 140 | 132 | 104 | 80 | 18 | 10 | 25 | 9 | 8 | 8 | 3 | 3 | 1 |
Swell 2 Height (m) Direction Period (s) | E 8 | ESE 10 | E 8 | S 8 | E 9 | — | — | SE 10 | SE 10 | SE 9 | SE 14 | SSE 10 | SE 10 | S 5 | — | SE 12 | — | S 6 | — |
| kJ | 12 | 9 | 5 | 50 | 7 | — | — | 82 | 48 | 43 | 7 | 10 | 28 | 2 | — | 5 | — | 1 | — |
Swell 3 Height (m) Direction Period (s) | — | ESE 10 | ENE 8 | ESE 10 | — | — | — | S 10 | S 10 | — | SE 10 | SSE 13 | SSE 5 | S 5 | — | — | — | — | — |
| kJ | — | 19 | 13 | 19 | — | — | — | 2 | 2 | — | 24 | 16 | 5 | 2 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 8 | S 10 | — | E 3 | ENE 4 | ENE 6 | E 8 | SSW 3 | S 5 | SSE 9 | ESE 8 | ESE 9 | E 5 | E 7 | E 7 | E 5 | E 6 | E 7 | E 8 |
| kJ | 260 | 255 | — | 4 | 42 | 119 | 114 | 6 | 22 | 139 | 120 | 103 | 29 | 114 | 120 | 63 | 108 | 183 | 193 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 210 | 235 | 240 | 240 | 240 | 240 | 210 | 262 | 278 | 210 | 224 | 238 | 240 | 240 | 240 | 240 | 544 | 544 | 544 |
Best forecast wave conditions in Rio Grande Do Sul | |||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||
Header Global | |||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cassino surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Cassino Surf forecast
The above surf forecast table for Cassino provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cassino can be found by selecting the local surf guide option on the grey menu. Our Cassino surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Cassino) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Cassino may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Cassino is 10 km (6 miles) from the city of Rio Grande. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Rio Grande. Rio Grande has rooms for a wide range of budgets as well as car hire and transport links.
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