Siriu surfForecast / Santa Catarina – Sul / Brazil

information circle48hr Weather and Surf, issued 2 pm Tuesday 26 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Siriu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Siriu sea temperature is
18.7° C
(Which is 2.6°C colder than average for this time of year)

How big are the waves at Siriu today?

The current surf forecast for Siriu at 7PM is: 0.8m 11s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a Northeast direction, 0.9m 4s secondary swell from a North-northeast direction (forecast issued at 02:00pm May 26). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (26 May)--
Afternoon (26 May)3ft (0.9m)12s
Evening (26 May)2.5ft (0.8m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue afternoon. Warm (max 21°C on Tue afternoon, min 14°C on Wed night). Winds increasing (calm on Tue afternoon, fresh winds from the SSW by Wed afternoon).

Tue
26
Wednesday
27
Thursday
28
Fri
29
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
Rating
(10 max)
0
1
2
1
1
0
1
1
3
!
3
3
4
2
2
2
1
1
1
1
1
1
1
1
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)
1
SSE
12
0.9
SSE
12
0.8
SSE
12
0.8
SSE
11
0.7
SSE
11
0.7
SSE
11
1.1
S
6
1.7
S
8
2.5
S
8
3
S
9
2.5
S
9
2.4
S
9
2.1
S
8
1.7
SSE
8
1.5
SSE
8
1.4
SE
8
1.3
SE
8
1.2
SE
7
1.1
SE
7
1
SE
7
1
SE
7
0.8
ESE
7
0.8
ESE
7
0.8
ESE
7
Wave Graph
Metric surfscale
Energy kJ
308
232
176
164
123
121
98
363
980
1331
1075
837
623
390
300
247
181
156
115
102
102
57
61
59
Wind (km/h)
20
N
15
N
0
NW
15
SSW
10
SW
20
SW
20
SW
25
SW
25
SW
30
SSW
25
SW
20
SW
15
WSW
15
WSW
10
WSW
5
SW
5
SSE
10
SE
5
SSW
10
WSW
10
WSW
10
W
5
WSW
5
SW
cross
cross
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
glassy
cross-off
off
off
off
glassy
High Tide
10:44AM0.58m
11:32PM0.56m
11:39AM0.63m
11:41PM0.58m
12:21PM0.67m
00:04AM0.60m
Low Tide
5:23PM0.23m
5:37AM0.26m
6:09PM0.25m
6:13AM0.19m
6:52PM0.26m
6:46AM0.14m
rain showers
thunderstorm
clear
light rain
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:28
5:27
5:27
5:27
1
1
1
Temp °C
19
21
20
18
18
18
16
17
20
20
17
15
15
14
14
16
19
18
16
15
15
15
15
17
18
21
23
18
19
16
13
14
16
15
13
11
12
11
12
15
19
17
17
15
15
15
15
17
Swell 1
Height (m)
Direction
Period (s)
1
SSE
12
0.9
SSE
12
0.8
SSE
12
0.8
SSE
11
0.7
SSE
11
0.7
SSE
11
0.6
SSE
11
1.7
S
8
2
S
8
2.3
SSE
9
2.2
SSE
9
2
SSE
9
1.8
SSE
8
1.7
SSE
8
1.5
SSE
8
1.4
SE
8
1.3
SE
8
1.2
SE
7
1.1
SE
7
1
SE
7
1
SE
7
0.8
ESE
7
0.8
ESE
7
0.8
ESE
7
Energy kJ
308
232
176
164
123
121
91
363
572
845
740
573
468
390
300
247
181
156
115
102
102
57
61
59
Swell 2
Height (m)
Direction
Period (s)
0.1
E
13
0.5
ESE
7
0.6
NE
5
0.6
NE
5
0.5
NE
5
0.5
NE
5
0.4
NE
5
0.3
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.1
E
7
0.1
E
9
0.1
E
8
0.3
SSE
10
0.3
SSE
10
0.3
SSE
10
0.3
SSE
9
0.3
SSE
9
0.3
SSE
9
0.4
SSE
6
0.3
SSE
9
0.3
SSE
9
Energy kJ
3
26
17
13
11
12
6
8
4
4
4
1
1
1
19
19
18
17
17
16
11
16
16
Swell 3
Height (m)
Direction
Period (s)
0.1
E
12
0.1
E
12
0.4
ESE
7
0.4
ESE
7
0.4
ESE
7
0.4
ESE
7
0.3
ESE
7
0.2
ENE
5
0.1
NE
5
0.1
E
9
0.1
E
9
0.2
S
10
0.2
SSE
10
0.2
ENE
8
0.2
ENE
8
0.1
NE
8
0.1
NE
8
0.2
SSE
12
0.3
SSE
9
0.2
SSE
11
0.2
SSE
12
Energy kJ
3
3
15
15
15
15
9
2
1
2
1
8
10
6
6
2
2
14
16
13
13
Wind waves
Height (m)
Direction
Period (s)
0.7
ENE
7
0.6
NNE
4
0.9
NNE
4
0.4
SSW
3
1.1
S
6
2.4
SSW
8
2.5
S
8
3
S
9
2.5
S
9
2.4
S
9
2.1
S
8
0.7
S
6
Energy kJ
48
13
34
3
98
657
980
1331
1075
837
623
38
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
2
2
2
3
2
4
4
2
2
2
2
1
1
1
1
1
1
1
Distance (km)
18
6
0
0
0
10
10
10
13
21
13
10
0
0
0
0
9
38
0
0
0
0
0
0
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
2
2
2
2
1
1
2
3
4
3
4
4
4
2
2
2
2
1
1
1
1
1
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
4
1
1
3
3
4
3
4
4
4
2
2
2
2
2
1
1
1
1
1
2
Header Global
Rating
(10 max)
9
5
6
7
7
9
7
9
9
6
6
6
9
9
9
9
9
7
7
6
6
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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