Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 05 Oct 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.1°C
1.9° 

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 (06 Oct):

  • Evening surf: Evening surf (06 Oct, local time) - 3.5ft (1.0m), 11s period with S swell.

The current surf forecast for Siriu at 12AM is: 1.0m 10s primary swell from a South direction and 0.9m 8s secondary swell from a East direction (forecast issued at 08:00pm October 05). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (06 Oct)--
Afternoon (06 Oct)--
Evening (06 Oct)3.5ft (1.0m)11s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Tue morning. Warm (max 25°C on Thu morning, min 14°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the NE by Thu morning).

Mon
5
Tuesday
6
Wednesday
7
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)
2
2
2
2
2
2
2
2
1
1
1
1
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
8
1
S
11
1
S
10
0.9
S
10
0.9
S
10
0.9
S
9
0.9
S
10
0.9
SSE
10
0.9
SSE
10
1.2
ENE
8
0.8
SSE
10
0.8
SSE
10
1
E
8
1
E
7
1
E
7
0.9
E
7
1.2
ENE
7
1.1
E
7
Wave Graph
Metric surfscale
Energy kJ
104
223
198
158
145
139
167
170
163
170
127
123
115
112
112
86
147
117
Wind (km/h)
5
SSE
5
WSW
5
NNW
5
N
0
NNE
5
NNE
5
NNW
5
NNE
10
NNE
10
NNE
10
N
5
NNE
5
NNE
10
NNE
10
NE
15
NE
15
NE
15
NNE
Wind State
glassy
glassy
cross-off
cross-off
glassy
glassy
glassy
glassy
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
High Tide
11:48PM0.49m
1:09PM0.76m
11:44PM0.58m
1:21PM0.73m
Low Tide
6:13PM0.39m
5:27AM0.07m
6:24PM0.36m
6:10AM0.03m
6:45PM0.31m
cloud
cloud
light rain
light rain
cloud
cloud
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:48
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5:47
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
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6:16
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6:17
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 mm
—
—
1
1
—
—
4
—
—
—
—
—
—
—
—
—
—
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Temp °C
17
17
15
14
15
16
16
17
17
18
18
18
18
20
21
21
20
19
Feels °C
16
17
14
14
16
17
17
18
17
19
19
19
19
21
22
20
20
19
  • 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
How to use the Wavefinder 

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 Siriu 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.


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