Rosa surf break

Rosa surfForecast / Santa Catarina – Sul / Brazil

information circle48hr Weather and Surf, issued 8 pm Sunday 17 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
21.1° C
(Which is slightly cooler than normal)

How big are the waves at Rosa today?

The current surf forecast for Rosa at 1AM is: 0.7m 10s primary swell from a South direction and 0.2m 7s secondary swell from a East-northeast direction (forecast issued at 08:00pm 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) & DateWave HeightWave Period
Morning (18 May)5ft (1.5m)6s
Afternoon (18 May)4.5ft (1.4m)6s
Evening (18 May)5.5ft (1.7m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 28mm), heaviest during Sun night. Very mild (max 17°C on Sun night, min 12°C on Tue night). Wind will be generally light.

Sun
17
Monday
18
Tuesday
19
Wednesday
20
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
12 PM
3 PM
Rating
(10 max)
1
0
1
0
1
1
0
1
1
1
2
2
4
5
4
3
4
4
4
4
3
3
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
S
10
0.8
S
10
0.7
S
10
0.7
S
10
1.3
SSE
6
1.5
S
6
1.4
S
6
1.4
S
6
1.5
S
6
1.7
S
7
2.2
S
7
1.8
SSW
7
1.7
S
13
2.1
S
17
2.3
S
16
2.3
S
15
2.3
S
14
2.1
S
14
2
S
14
1.8
S
13
1.6
S
13
1.5
S
13
1.6
S
13
1.7
S
13
Wave Graph
Metric surfscale
Energy kJ
125
122
90
90
130
176
139
129
176
303
524
365
1018
2642
2667
2502
2218
1779
1509
1127
852
726
839
1016
Wind (km/h)
15
SW
15
SW
15
SW
15
SSW
15
SSW
25
SW
30
SW
25
SW
20
SW
20
SW
15
SW
15
WSW
15
WSW
15
SW
15
SSW
10
S
5
S
5
SW
5
WSW
5
W
5
WSW
5
SW
10
SSE
10
SSE
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
glassy
glassy
off
off
off
cross-off
cross
cross-on
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
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
11:17AM0.09m
light rain
light rain
cloud
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
clear
clear
clear
cloud
part cloud
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
1
1
3
9
5
3
2
3
1
1
Temp °C
18
17
17
17
17
16
14
14
13
13
13
13
13
13
17
16
15
14
13
12
12
14
17
17
18
16
16
16
16
13
9
10
9
10
10
11
11
10
15
14
15
14
12
11
11
13
16
16
Swell 1
Height (m)
Direction
Period (s)
0.8
S
10
0.8
S
10
0.7
S
10
0.7
S
10
0.6
S
10
0.3
SSE
14
0.6
S
9
0.6
S
9
0.6
S
9
0.9
SE
6
1.9
S
7
1.6
S
7
1.7
S
13
2.1
S
17
2.3
S
16
2.3
S
15
2.3
S
14
2.1
S
14
2
S
14
1.8
S
13
1.6
S
13
1.5
S
13
1.6
S
13
1.7
S
13
Energy kJ
125
122
90
90
65
41
58
56
55
56
368
261
1018
2642
2667
2502
2218
1779
1509
1127
852
726
839
1016
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
4
0.2
ENE
7
0.2
ENE
7
0.2
SSE
15
0.3
SSE
15
0.1
E
7
0.4
SSE
14
0.4
S
13
0.4
S
13
0.4
S
12
0.4
S
12
0.8
ESE
6
0.7
ESE
6
0.7
ESE
6
0.6
ESE
6
0.6
ESE
6
0.5
ESE
6
0.5
E
6
0.5
E
6
0.5
E
6
0.5
E
6
0.4
E
7
0.4
E
7
0.4
ENE
7
Energy kJ
2
5
5
23
43
1
62
55
51
47
45
44
33
33
28
29
21
19
19
18
18
17
17
17
Swell 3
Height (m)
Direction
Period (s)
0.2
ENE
5
0.1
SE
16
0.2
SSE
16
0.2
ENE
7
0.1
E
7
0.1
SE
11
0.1
SE
11
0.1
S
17
0.2
SSE
16
0.3
SSE
16
0.3
SSE
15
0.7
S
14
0.7
SSE
19
0.1
E
11
0.3
E
8
0.3
E
8
0.3
ENE
8
Energy kJ
3
11
25
5
1
5
5
6
26
50
44
198
315
2
11
11
11
Wind waves
Height (m)
Direction
Period (s)
0.3
SSW
2
0.6
S
4
0.6
S
4
0.9
S
5
1.3
SSE
6
1.5
S
6
1.4
S
6
1.4
S
6
1.5
S
6
1.7
S
7
2.2
S
7
1.8
SSW
7
1.6
SSW
7
2.2
S
13
Energy kJ
1
9
13
42
130
176
139
129
176
303
524
365
269
1736
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
2
2
4
5
4
4
4
4
4
4
3
3
2
3
Distance (km)
0
2
0
24
2
2
29
4
2
2
2
2
0
0
0
2
0
0
0
0
0
0
2
2
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
1
1
1
1
2
1
1
1
2
3
3
3
4
5
4
4
4
4
4
4
3
3
3
4
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
1
2
2
1
1
2
2
3
3
3
4
5
4
4
4
4
4
5
4
5
4
4
Header Global
Rating
(10 max)
4
4
4
7
5
4
5
5
5
4
4
4
4
4
4
4
4
4
5
4
4
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

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