Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Issued: 2 pm 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
17.3° C

2.4°C colder than average for this time of year

Siriu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Siriu today (21 Jun):

  • Afternoon surf: Afternoon surf (21 Jun, local time) - 2.5ft (0.7m), 8s period with S swell.
  • Evening surf: Evening surf (21 Jun, local time) - 2ft (0.6m), 10s period with E swell.

The current surf forecast for Siriu at 10PM is: 0.6m 10s primary swell from a East direction and 0.6m 8s secondary swell from a South direction (forecast issued at 02:00pm June 21). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (21 Jun)--
Afternoon (21 Jun)2.5ft (0.7m)8s
Evening (21 Jun)2ft (0.6m)10s

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 9mm), mostly falling on Mon night. Warm (max 20°C on Mon morning, min 10°C on Tue night). Winds decreasing (fresh winds from the NNE on Mon morning, calm by Tue afternoon).

Sun
21
Monday
22
Tuesday
23
Wed
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
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
1
0
1
1
2
2
1
1
2
2
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
S
8
0.7
S
8
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
9
0.6
E
9
1
NNE
5
1.3
NE
6
1.2
NE
6
1.1
NE
6
0.9
S
9
1.6
S
7
2.1
S
8
1.8
S
9
1.6
S
9
1.5
S
9
1.5
S
9
1.4
S
10
1.3
S
10
1.3
S
10
1.2
S
9
1.1
S
9
Wave Graph
Metric surfscale
Energy kJ
89
66
74
73
71
70
64
60
44
97
99
94
127
233
610
481
389
367
375
356
318
312
239
205
Wind (km/h)
5
ESE
10
E
10
NNE
15
N
15
N
15
N
20
N
20
N
30
NNE
20
N
10
NNW
20
SSW
20
SSW
20
SSW
20
SW
15
SSW
15
S
10
SSE
0
SE
5
NW
5
WNW
5
WNW
5
W
5
SW
Wind State
glassy
on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
glassy
glassy
cross-off
off
off
cross-off
High Tide
6:28PM0.47m
11:28PM0.48m
5:58AM0.58m
7:18PM0.47m
11:23PM0.46m
7:27AM0.53m
8:29PM0.48m
Low Tide
1:39PM0.23m
8:43PM0.45m
2:05AM0.45m
2:39PM0.29m
9:48PM0.45m
3:04AM0.38m
3:44PM0.33m
4:04AM0.31m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
cloud
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:05
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:27
5:27
5:27
 mm
4
5
Temp °C
16
16
14
14
14
14
14
16
20
20
17
16
14
13
12
12
14
14
13
12
11
11
10
11
Feels °C
16
15
12
12
12
11
10
12
15
17
17
13
10
9
7
8
10
11
11
10
9
9
8
9
Swell 1
Height (m)
Direction
Period (s)
0.8
S
8
0.7
S
8
0.7
S
8
0.7
S
8
0.6
S
8
0.6
E
10
0.6
E
9
0.6
E
9
0.5
E
9
0.5
S
10
0.5
S
10
1.1
NE
6
1
ENE
7
1
ENE
7
0.9
ENE
7
1.8
S
9
1.6
S
9
1.5
S
9
1.5
S
9
1.4
S
10
1.3
S
10
1.3
S
10
1.2
S
9
1.1
S
9
Energy kJ
89
66
65
61
43
70
64
60
42
49
49
94
102
96
76
481
389
367
375
356
318
312
239
205
Swell 2
Height (m)
Direction
Period (s)
0.7
E
7
0.7
E
7
0.6
ESE
7
0.6
E
10
0.6
E
10
0.5
S
7
0.4
SSE
9
0.4
SSE
9
0.5
S
9
0.4
E
9
0.3
E
10
0.5
S
10
0.4
SSE
11
0.2
ESE
8
0.2
ESE
8
0.7
ENE
8
0.6
ENE
8
0.6
ENE
8
0.6
ENE
8
0.6
ENE
8
0.6
ENE
8
0.6
ENE
8
0.6
E
8
0.6
E
8
Energy kJ
44
44
34
73
71
27
26
27
43
28
18
47
37
6
6
58
45
47
49
50
51
51
46
46
Swell 3
Height (m)
Direction
Period (s)
0.5
E
10
0.5
E
10
0.6
E
10
0.4
ESE
6
0.5
ESE
6
0.4
ESE
6
0.4
S
7
0.4
SE
6
0.2
ESE
6
0.2
ESE
7
0.2
ESE
7
0.2
ESE
7
0.2
ESE
7
0.1
SE
8
0.1
SE
8
0.2
SSE
14
0.4
SE
14
0.4
SE
13
0.5
SE
13
0.5
SE
12
0.5
SE
12
Energy kJ
54
51
74
16
20
13
17
8
3
5
5
5
5
2
2
21
46
61
78
73
71
Wind waves
Height (m)
Direction
Period (s)
0.4
N
3
0.2
NNE
2
0.4
NNE
3
0.6
NNE
4
1
NNE
5
1.3
NE
6
1.2
NE
6
0.3
SSW
2
0.9
S
9
1.6
S
7
2.1
S
8
2.5
S
9
2.1
S
9
Energy kJ
2
1
3
10
44
97
99
1
127
233
610
965
694
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
1
1
1
2
2
2
3
2
2
2
2
2
2
2
Distance (km)
0
27
9
6
9
9
34
49
146
226
0
21
25
13
13
13
10
13
0
0
0
0
0
0
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
2
1
1
1
1
1
1
1
2
1
1
2
3
4
4
2
3
3
3
3
3
2
Best forecast wave conditions in Brazil
Rating
(10 max)
2
1
2
2
1
1
2
2
2
2
2
2
1
2
3
4
4
3
3
3
3
3
2
3
Header Global
Rating
(10 max)
7
7
7
6
6
5
7
6
6
5
5
5
5
6
5
5
5
6
7
8
9
9
9
8
  • 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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