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Riozinho Surf Forecast
/ Santa Catarina – Florianópolis (24 surf breaks) /
Surf Forecasts:
Riozinho surfForecast / Santa Catarina – Florianópolis / Brazil
12 Day Weather and Surf, issued 8 am Wednesday 10 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Riozinho surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Riozinho sea temperature is
23.6° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Riozinho this week:
The surf forecast for Riozinho over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Dec 11) at 12AM. The primary swell is predicted to be 1.1m and 10s period with a secondary swell of 1.0m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Riozinho in the next 12 days are 1.9m 12s and forecast to arrive on Thursday (Dec 11) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Monday (Dec 15) at 6PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 11th Dec) | 3.5ft (1.1m) 10s |
| Best Surf | 9AM (Thu 11th Dec) | 6ft (1.8m) 12s |
| Most Powerful | 3PM (Thu 11th Dec) | 6ft (1.9m) 12s |
Table - best surf conditions forecast for Riozinho over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Some drizzle, heaviest during Fri night. Warm (max 28°C on Thu morning, min 19°C on Thu night). Winds decreasing (fresh winds from the WNW on Wed afternoon, calm by Thu night). | Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Sat night. Warm (max 32°C on Mon morning, min 20°C on Sat morning). Winds increasing (calm on Sat night, fresh winds from the S by Mon afternoon). | ||||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 10 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 6 | 7 | 7 | 7 | 7 | 7 | 11 | 11 | 9 | 12 | 12 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 703 | 241 | 239 | 1003 | 1013 | 844 | 508 | 352 | 234 | 139 | 116 | 121 | 192 | 117 | 102 | 87 | 183 | 77 | 90 | 155 | 218 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross | cross | glass | cross- on | glass | cross- on | cross | cross | cross- off | cross- off | cross- off | cross | glass |
High Tide / height (m) | 11:06AM 0.59 | 4:20PM 0.67 | 6:25AM 11:35AM 0.51 0.56 | 5:19PM 0.62 | 7:53AM 11:38AM 0.50 0.54 | 6:41PM 0.57 | 11:02AM 0.53 | 9:07PM 0.56 | 10:40AM 0.56 | 11:06PM 0.61 | 11:06AM 0.58 | 11:58PM 0.67 | 11:37AM 0.61 | 12:38AM 0.72 | |||||||
Low Tide / height (m) | 1:00PM 0.58 | 1:09AM 0.22 | 8:08AM 0.50 | 1:57PM 0.54 | 2:15AM 0.27 | 8:25AM 0.50 | 2:57PM 0.48 | 3:19AM 0.30 | 3:54PM 0.40 | 4:21AM 0.32 | 4:44PM 0.32 | 5:18AM 0.32 | 5:27PM 0.24 | 6:09AM 0.32 | 6:05PM 0.18 | ||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||
| Sunrise | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - |
| Sunset | - | 7:01 | - | - | 7:01 | - | - | 7:02 | - | - | 7:04 | - | - | 7:04 | - | - | 7:05 | - | - | 7:05 | - |
 |  |  |  | | | | |  |  | | | | |  | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 1 | 2 | 4 | - | - | 1 | - | 2 | - | - | - | - |
| Temp. °C | 27 | 27 | 23 | 28 | 25 | 22 | 27 | 25 | 23 | 22 | 22 | 22 | 26 | 26 | 23 | 32 | 26 | 22 | 25 | 25 | 23 |
| Feels °C (?) | 25 | 24 | 22 | 27 | 23 | 24 | 27 | 26 | 24 | 24 | 25 | 24 | 29 | 27 | 26 | 33 | 24 | 22 | 25 | 23 | 25 |
- Map Icons:
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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Riozinho 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.
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Information about the Riozinho Surf forecast
The above surf forecast table for Riozinho provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Riozinho can be found by selecting the local surf guide option on the grey menu. Our Riozinho 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 (Riozinho) 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 Riozinho 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.
Riozinho is 11 km (7 miles) from Florianopolis. If you plan a holiday in Florianópolis, look for hotels and other accommodation in Florianopolis. Florianopolis has rooms for a wide range of budgets as well as car hire and transport links.
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