- Forecast
- Maps
- Live
- Weather State
- Spot Information
Rosa Surf Forecast
/ Santa Catarina – Sul (37 surf breaks) /
Surf Forecasts:
Rosa surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 2 pm Sunday 17 May 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
21.1° C
(Which is slightly cooler than normal)How big are the waves at Rosa today?
The current surf forecast for Rosa at 10PM is: 0.8m 10s primary swell from a South direction and 0.2m 7s secondary swell from a East-northeast direction (forecast issued at 02:00pm May 17). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | - | - |
| Afternoon (17 May) | 3ft (0.9m) | 10s |
| Evening (17 May) | 2.5ft (0.8m) | 10s |
Table - waves today at Rosa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Sun night. Very mild (max 19°C on Sun afternoon, min 13°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 6 | SSE 6 | S 7 | SE 6 | S 6 | S 7 | S 7 | SSW 7 | S 13 | SSE 17 | S 16 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | |
161 | 158 | 125 | 122 | 90 | 90 | 126 | 139 | 89 | 58 | 214 | 351 | 520 | 405 | 430 | 1811 | 2667 | 2650 | 2379 | 1922 | 1509 | 1127 | 961 | 813 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | glassy | glassy | glassy | off | cross-off | |
High Tide | 2:40PM0.68m | 1:32AM0.45m | 3:19PM0.63m | 6:30PM0.60m | 1:50AM0.48m | 3:58PM0.57m | 8:30PM0.62m | 2:16AM0.51m | 8:39AM0.13m | |||||||||||||||
Low Tide | 10:16PM0.32m | 9:25AM0.07m | 5:58PM0.60m | 11:14PM0.40m | 10:16AM0.07m | 5:34PM0.55m | 00:10AM0.47m | 7:42AM0.13m | ||||||||||||||||
 |  |  | | | |  |  | | | | | | |  | | |  |  | | | | | | |
 | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — |
 | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | 5:30 |
— | — | 1 | 2 | 1 | 1 | 6 | 3 | 2 | 3 | 4 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 17 | 16 | 16 | 14 | 14 | 13 | 13 | 15 |
22 | 19 | 18 | 18 | 18 | 16 | 16 | 15 | 12 | 12 | 11 | 10 | 10 | 10 | 11 | 12 | 14 | 14 | 16 | 14 | 14 | 13 | 13 | 14 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | SE 6 | SE 6 | S 13 | S 12 | S 7 | S 7 | S 13 | SSE 17 | S 16 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 |
 kJ | 161 | 158 | 125 | 122 | 90 | 90 | 65 | 62 | 52 | 58 | 51 | 47 | 381 | 269 | 430 | 1811 | 2667 | 2650 | 2379 | 1922 | 1509 | 1127 | 961 | 813 |
Swell 2 Height (m) Direction Period (s) | ESE 5 | ESE 5 | ESE 4 | ENE 7 | ENE 7 | SSE 15 | SSE 15 | SSE 14 | S 9 | S 9 | SSE 16 | SSE 16 | S 12 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | 2 | 2 | 2 | 5 | 5 | 23 | 43 | 41 | 58 | 57 | 26 | 50 | 45 | 45 | 42 | 29 | 29 | 28 | 27 | 27 | 19 | 20 | 19 | 19 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | ENE 6 | ENE 5 | SE 16 | SSE 16 | ENE 7 | E 7 | E 7 | SSE 14 | SSE 13 | SE 11 | — | SSE 15 | S 14 | SSE 19 | E 11 | — | — | E 8 | — | — | — | — | — |
| kJ | 5 | 3 | 3 | 11 | 25 | 5 | 1 | 1 | 62 | 58 | 5 | — | 44 | 198 | 315 | 2 | — | — | 10 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SSW 2 | S 4 | S 4 | S 5 | SSE 6 | SSE 6 | S 7 | SSW 6 | S 6 | S 7 | S 7 | SSW 7 | S 7 | S 7 | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | 9 | 13 | 21 | 126 | 139 | 89 | 46 | 214 | 351 | 520 | 405 | 189 | 171 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 24 | 0 | 0 | 0 | 0 | 7 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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
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.
Nearest