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Rosa Surf Forecast
/ Santa Catarina – Sul (37 surf breaks) /
Surf Forecasts:
Rosa surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 2 pm Thursday 21 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
20.2° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Rosa today?
The current surf forecast for Rosa at 7PM is: 3.0m 14s primary swell from a South direction (forecast issued at 02:00pm May 21). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 10ft (3.0m) | 14s |
| Evening (21 May) | 10ft (3.0m) | 14s |
Table - waves today at Rosa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Fri night. Very mild (max 19°C on Sun morning, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSE 14 | SSE 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | |
4985 | 3345 | 2834 | 2901 | 3029 | 3029 | 2775 | 2534 | 2308 | 2094 | 1846 | 1592 | 1355 | 1207 | 942 | 759 | 636 | 625 | 537 | 528 | 411 | 332 | 332 | 279 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-off | cross-off | off | off | off | cross-off | cross | cross | glassy | glassy | cross-off | off | glassy | glassy | glassy | glassy | cross-on | cross-off | cross-off | cross-off | off | off | |
High Tide | 9:34AM0.17m | 5:21PM0.43m | 10:38PM0.64m | 3:38AM0.55m | 10:13AM0.23m | 6:20PM0.38m | 11:24PM0.61m | 4:37AM0.53m | 10:46AM0.29m | 00:00AM0.57m | 5:51AM0.50m | |||||||||||||
Low Tide | 12:23PM0.10m | 6:19PM0.42m | 1:53AM0.53m | 8:41AM0.21m | 1:28PM0.12m | 6:40PM0.38m | 2:39AM0.50m | 9:19AM0.28m | 2:31PM0.14m | 3:24AM0.45m | ||||||||||||||
 |  |  | |  | | |  | | | |  |  | | | | | |  | | |  | | | |
 | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — |
 | — | 5:29 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | 5:28 |
— | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 5 | 2 | — | — | — | — | — | 1 | 1 | — | — | |
Temp °C | 16 | 16 | 14 | 13 | 12 | 12 | 12 | 13 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 16 | 18 | 16 | 15 | 15 | 15 | 14 | 16 |
11 | 11 | 11 | 11 | 9 | 10 | 10 | 11 | 14 | 15 | 17 | 15 | 13 | 12 | 13 | 13 | 17 | 19 | 16 | 15 | 15 | 14 | 13 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSE 14 | SSE 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | E 7 | E 7 | E 7 | ENE 8 | ENE 8 |
 kJ | 4054 | 3345 | 2834 | 2901 | 3029 | 3029 | 2775 | 2534 | 2308 | 2094 | 1846 | 1592 | 1355 | 1207 | 942 | 759 | 636 | 625 | 537 | 173 | 269 | 320 | 276 | 220 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 5 | E 9 | E 9 | ESE 6 | ESE 6 | E 6 | E 6 | S 12 | S 11 | S 11 | S 11 | S 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 2 | 2 | 97 | 83 | 64 | 105 | 528 | 411 | 332 | 332 | 279 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SE 5 | — | — | — | — | — | SE 6 | — | — | — | SE 6 | SSE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 12 | — | — | — | — | — | 18 | — | — | — | 47 | 24 |
Wind waves Height (m) Direction Period (s) | S 14 | — | — | — | — | — | — | — | — | — | — | — | E 5 | E 5 | E 6 | E 6 | E 6 | — | E 6 | E 7 | ENE 7 | — | SE 6 | SSE 6 |
| kJ | 4985 | — | — | — | — | — | — | — | — | — | — | — | 50 | 42 | 74 | 121 | 89 | — | 141 | 240 | 365 | — | 80 | 77 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 24 | 7 | 2 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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