Rosa surf break

Rosa surfForecast / Santa Catarina – Sul / Brazil

information circle48hr Weather and Surf, issued 2 am Monday 18 May 2026 -03
Forecast 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
20.8° C
(Which is slightly cooler than normal)

How big are the waves at Rosa today?

The current surf forecast for Rosa at 6AM is: 1.2m 6s primary swell from a South direction and 0.6m 10s secondary swell from a South direction, 0.3m 15s secondary swell from a South-southeast direction (forecast issued at 02:00am May 18). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (18 May)4.5ft (1.4m)6s
Afternoon (18 May)5ft (1.5m)6s
Evening (18 May)6ft (1.9m)7s

Table - waves today at Rosa. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 14mm), heaviest on Mon morning. Very mild (max 17°C on Tue morning, min 12°C on Mon night). Wind will be generally light.

Monday
18
Tuesday
19
Wednesday
20
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
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
1
1
0
1
1
1
2
3
4
5
4
3
3
4
4
4
3
3
2
2
4
!
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.7
S
10
0.7
S
10
1.2
S
6
1.4
S
6
0.4
SSE
14
1.5
S
6
1.8
S
7
1.9
S
7
2.2
S
7
2.1
S
7
1.7
S
13
2.2
S
14
2.3
S
16
2.5
SSE
15
2.3
S
14
2.1
S
14
1.9
S
14
1.8
S
13
1.6
S
13
1.6
S
13
1.6
S
13
1.8
S
13
2.1
S
14
3
S
14
Wave Graph
Metric surfscale
Energy kJ
90
90
104
144
62
188
297
357
522
445
1018
1744
2667
2795
2247
1779
1343
1127
852
826
852
1155
1735
2974
Wind (km/h)
15
SW
15
SSW
15
SSW
25
SW
25
SW
20
WSW
20
SW
20
WSW
15
WSW
15
SW
15
WSW
15
SW
15
SSW
10
SSE
5
S
5
WSW
5
WSW
5
W
5
WSW
5
SW
10
SSE
10
SSE
10
SSW
10
SW
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
off
off
glassy
cross-off
cross
cross-on
cross-off
cross-off
High Tide
1:32AM0.45m
3:19PM0.63m
6:30PM0.60m
1:50AM0.48m
3:58PM0.57m
8:30PM0.62m
2:16AM0.51m
8:39AM0.13m
4:37PM0.49m
Low Tide
9:25AM0.07m
5:58PM0.60m
11:14PM0.40m
10:16AM0.07m
5:34PM0.55m
00:10AM0.47m
7:42AM0.13m
11:17AM0.09m
5:52PM0.48m
cloud
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
clear
clear
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:50
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:30
3
6
5
3
3
1
1
1
Temp °C
18
17
17
16
14
14
13
13
13
13
12
13
17
16
15
14
13
12
12
14
17
17
15
14
17
16
16
13
10
11
10
10
10
10
9
10
15
14
15
14
12
11
11
14
16
15
13
12
Swell 1
Height (m)
Direction
Period (s)
0.7
S
10
0.7
S
10
0.6
S
10
0.6
S
9
0.6
S
9
0.6
S
9
0.4
S
13
0.4
S
12
1.8
S
7
1.7
S
7
1.7
S
13
1.9
S
14
2.3
S
16
2.5
SSE
15
2.3
S
14
2.1
S
14
1.9
S
14
1.8
S
13
1.6
S
13
1.6
S
13
1.6
S
13
1.8
S
13
2.1
S
14
2.4
S
14
Energy kJ
90
90
65
62
58
55
51
47
340
287
1018
1332
2667
2795
2247
1779
1343
1127
852
826
852
1155
1735
2313
Swell 2
Height (m)
Direction
Period (s)
0.2
ENE
7
0.2
SSE
15
0.3
SSE
15
0.3
SSE
14
0.4
SSE
14
0.4
S
13
0.2
SSE
16
0.3
SSE
16
0.4
S
12
0.7
S
14
0.7
ESE
6
1
SSE
18
0.6
ESE
6
0.5
E
6
0.5
E
6
0.5
E
6
0.5
E
6
0.4
E
6
0.4
E
6
0.4
E
7
0.4
ENE
7
0.4
ENE
7
0.3
ENE
7
0.3
ENE
7
Energy kJ
5
23
43
41
62
55
26
50
45
198
33
582
28
17
17
17
16
10
11
17
18
17
9
9
Swell 3
Height (m)
Direction
Period (s)
0.2
SSE
16
0.2
ENE
7
0.2
E
7
0.1
E
7
0.1
E
7
0.1
S
17
0.1
SE
11
0.1
SE
11
0.3
SSE
15
0.4
SE
20
0.7
SSE
19
0.7
ESE
6
Energy kJ
25
5
4
1
1
6
5
5
44
98
312
33
Wind waves
Height (m)
Direction
Period (s)
0.7
S
4
0.9
S
5
1.2
S
6
1.4
S
6
1.5
S
6
1.5
S
6
1.8
S
7
1.9
S
7
2.2
S
7
2.1
S
7
1.6
SSW
7
2.2
S
14
2
S
12
3
S
14
Energy kJ
17
37
104
144
160
188
297
357
522
445
276
1744
1103
2974
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
2
3
4
5
4
4
4
4
4
4
3
3
2
3
4
4
Distance (km)
4
7
7
2
7
2
2
2
2
2
0
0
0
2
2
0
0
0
0
0
2
2
0
2
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
1
1
1
1
1
2
2
3
3
3
4
5
4
4
4
4
4
4
3
3
3
4
5
5
Best forecast wave conditions in Brazil
Rating
(10 max)
1
2
2
1
1
2
2
3
3
3
4
5
4
4
4
4
4
4
4
5
4
4
5
5
Header Global
Rating
(10 max)
4
6
5
4
4
5
5
4
4
4
4
4
4
4
4
4
5
5
4
5
5
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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 locationNearest
Nearest locationNearest
Nearest locationNearest