Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Rosa surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 8 am Sunday 04 Jan 2026 -03Forecast update in hr min s Forecast update imminent
Rosa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rosa sea temperature is
26.0° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Rosa today?
The current surf forecast for Rosa at 2PM is: 2.3m 11s primary swell from a South direction and 0.4m 8s secondary swell from a Northeast direction, 0.4m 8s secondary swell from a Northeast direction (forecast issued at 08:00am January 04). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Jan) | 8ft (2.5m) | 12s |
| Afternoon (04 Jan) | 7.5ft (2.3m) | 11s |
| Evening (04 Jan) | 8ft (2.5m) | 10s |
Table - waves today at Rosa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 04 | Monday 05 | Tuesday 06 | Wed 07 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 5 | 5 | 5 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2400 | 1857 | 1947 | 1278 | 1429 | 1379 | 1783 | 1198 | 1007 | 816 | 661 | 590 | 522 | 452 | 379 | 384 | 268 | 211 | 168 | 68 | 85 | 91 | 133 | 188 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | off | off | cross- off | cross- on | cross- on | cross- on | on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross |
High Tide / height (m) | 1:16PM 0.54 | 6:22AM 0.60 | 1:54PM 0.61 | 3:47AM 0.53 | 7:52AM 0.53 | 2:34PM 0.65 | ||||||||||||||||||
Low Tide / height (m) | 10:00AM 0.40 | 9:32PM -0.04 | 10:29AM 0.43 | 10:15PM -0.02 | 5:49AM 0.51 | 10:56AM 0.45 | 10:58PM 0.02 | |||||||||||||||||
Sunday 04 | Monday 05 | Tuesday 06 | Wed 07 | |||||||||||||||||||||
| Sunrise | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:15 | - | - | - |
 | | | | |  |  | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 20 | 23 | 22 | 22 | 19 | 18 | 17 | 17 | 21 | 23 | 22 | 22 | 20 | 21 | 20 | 19 | 23 | 26 | 27 | 24 | 22 | 21 | 21 |
| Feels °C (?) | 13 | 16 | 19 | 18 | 18 | 16 | 16 | 15 | 15 | 19 | 20 | 20 | 21 | 20 | 20 | 19 | 18 | 21 | 22 | 23 | 21 | 20 | 20 | 21 |
- 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 Rosa 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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