Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Issued: 8 pm 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.1° C

1.9°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 (17 Jun):

  • Morning surf: Morning surf (17 Jun, local time) - 3.5ft (1.0m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (17 Jun, local time) - 3.5ft (1.0m), 10s period with S swell.
  • Evening surf: Evening surf (17 Jun, local time) - 7.5ft (2.3m), 9s period with S swell.

The current surf forecast for Siriu at 4AM is: 1.1m 11s primary swell from a South direction and 0.3m 8s secondary swell from a East direction (forecast issued at 08:00pm June 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (17 Jun)3.5ft (1.0m)11s
Afternoon (17 Jun)3.5ft (1.0m)10s
Evening (17 Jun)7.5ft (2.3m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 21°C on Fri afternoon, min 12°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the N by Thu night).

Tue
16
Wednesday
17
Thursday
18
Friday
19
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)
2
2
2
2
2
2
1
0
3
4
4
4
3
3
3
2
1
2
2
2
1
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
S
11
1.2
S
11
1.2
S
12
1.1
S
12
1
S
11
1
S
11
1
S
11
1
S
10
1.9
S
9
2.3
S
9
2.2
S
9
1.7
S
13
1.6
S
13
1.6
S
13
1.7
SSE
13
1.9
SSE
13
1.9
SSE
13
1.9
SSE
13
1.8
SSE
14
1.7
SSE
13
1.5
SSE
13
1.4
SSE
13
1.2
SSE
13
1
SSE
12
Wave Graph
Metric surfscale
Energy kJ
351
364
390
330
244
231
227
218
593
828
828
1001
862
851
1042
1192
1175
1230
1208
998
744
613
440
334
Wind (km/h)
0
SSW
5
NW
5
NW
5
NW
5
W
5
SW
10
SSE
10
SSE
15
SSW
15
SW
10
WSW
10
WSW
10
WNW
5
NNW
10
N
15
NNE
15
NNE
20
N
20
N
25
N
25
N
20
N
15
NNE
15
NE
Wind State
glassy
glassy
cross-off
cross-off
off
glassy
cross-on
cross-on
cross-off
cross-off
cross-off
off
off
cross-off
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
High Tide
4:05PM0.72m
2:04AM0.59m
4:39PM0.65m
7:02PM0.65m
2:38AM0.63m
5:00PM0.58m
8:53PM0.60m
3:18AM0.66m
Low Tide
10:47PM0.45m
10:11AM0.02m
6:13PM0.65m
11:24PM0.50m
11:00AM0.05m
6:20PM0.57m
11:57PM0.53m
11:51AM0.10m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:25
5:25
 mm
Temp °C
13
12
12
12
12
14
17
17
13
12
12
12
12
14
17
18
16
15
15
15
15
16
20
21
Feels °C
13
11
11
11
10
12
14
14
9
8
9
10
10
12
14
15
13
12
11
11
10
12
17
19
Swell 1
Height (m)
Direction
Period (s)
1.2
S
11
1.2
S
11
1.2
S
12
1.1
S
12
1
S
11
1
S
11
1
S
11
1
S
10
1.4
S
10
1.6
S
9
1.4
S
9
1.7
S
13
1.6
S
13
1.6
S
13
1.7
SSE
13
1.9
SSE
13
1.9
SSE
13
1.9
SSE
13
1.8
SSE
14
1.7
SSE
13
1.5
SSE
13
1.4
SSE
13
1.2
SSE
13
1
SSE
12
Energy kJ
351
364
390
330
244
231
227
218
347
399
291
1001
862
851
1042
1192
1175
1230
1208
998
744
613
440
334
Swell 2
Height (m)
Direction
Period (s)
0.2
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.4
SE
17
0.4
SSE
16
0.5
SSE
15
0.8
SSE
14
0.9
SSE
14
1.1
SSE
14
0.3
E
9
0.2
E
10
0.2
E
8
0.3
E
10
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.2
E
9
1.1
NE
6
Energy kJ
6
12
12
12
12
75
103
130
236
285
465
14
8
5
17
16
15
15
14
14
6
98
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
6
0.1
NE
6
0.1
S
20
0.1
SE
19
0.2
SSE
18
0.3
E
8
0.3
E
8
0.3
E
10
0.3
E
10
0.3
E
9
0.3
E
9
0.3
E
9
0.2
E
8
0.2
E
10
Energy kJ
2
2
8
14
31
12
12
16
16
15
14
15
5
8
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
2
0.4
SSW
3
1.9
S
9
2.3
S
9
2.2
S
9
0.6
NE
3
0.4
NNE
3
0.8
NE
5
1.1
NE
6
1.3
NE
6
0.9
NNW
5
1.2
ENE
7
Energy kJ
1
3
593
828
828
6
3
34
79
114
37
116
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
3
2
4
4
4
3
3
4
4
4
3
3
2
2
3
1
1
Distance (km)
0
0
0
0
0
0
13
10
21
0
0
0
0
0
6
9
9
25
27
27
27
43
27
16
Best forecast wave conditions in Santa Catarina - Sul
Rating
(10 max)
3
3
2
2
2
2
2
3
4
4
4
4
4
4
4
4
4
4
2
3
4
3
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
2
2
2
2
3
4
4
4
4
4
4
4
4
4
4
4
2
4
4
4
4
Header Global
Rating
(10 max)
4
6
5
5
4
5
4
4
4
5
8
9
9
6
5
5
6
5
7
7
6
9
4
7
  • 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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