Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 am 14 Oct 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.6°C
2.0° 

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 (14 Oct):

  • Morning surf: Morning surf (14 Oct, local time) - 3.5ft (1.0m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (14 Oct, local time) - 3ft (0.9m), 8s period with SSE swell.
  • Evening surf: Evening surf (14 Oct, local time) - 3ft (0.9m), 8s period with SSE swell.

The current surf forecast for Siriu at 4PM is: 0.9m 8s primary swell from a South-southeast direction and 0.4m 7s secondary swell from a Northeast direction (forecast issued at 08:00am October 14). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (14 Oct)3.5ft (1.0m)9s
Afternoon (14 Oct)3ft (0.9m)8s
Evening (14 Oct)3ft (0.9m)8s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Wed afternoon. Warm (max 20°C on Wed morning, min 15°C on Fri night). Wind will be generally light.

Wednesday
14
Thursday
15
Friday
16
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
6 PM
9 PM
Rating
(10 max)
2
2
0
0
0
1
1
1
1
0
0
1
1
1
1
1
2
2
2
0
2
2
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
SSE
9
1
SSE
9
0.9
SSE
9
0.9
SSE
8
0.9
SSE
8
0.9
SSE
8
0.9
SSE
8
0.8
SSE
8
0.8
SSE
8
0.8
SSE
8
0.8
SSE
8
0.8
SSE
8
0.9
SE
8
0.9
SE
8
1.1
SE
8
1.2
SE
8
1.4
SE
8
1.6
SE
8
1.7
SE
9
1.6
ESE
9
1.4
ESE
9
1.4
ESE
9
Wave Graph
Metric surfscale
Energy kJ
173
169
131
122
122
96
94
71
67
74
74
72
82
82
125
182
266
372
429
355
297
295
Wind (km/h)
5
SW
10
SSW
10
SSE
5
SSE
10
S
10
SW
5
SW
5
S
5
SSW
5
S
5
SSE
5
SSE
5
SSW
5
SSW
5
SW
5
SSW
10
SW
10
SSW
15
SSW
15
S
15
SSW
10
SSW
Wind State
cross-off
cross-off
cross-on
cross-on
cross
cross-off
cross-off
glassy
glassy
cross
cross-on
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
High Tide
3:11AM0.71m
2:40PM0.63m
3:48AM0.66m
3:04PM0.61m
4:30AM0.59m
3:31PM0.57m
Low Tide
9:03AM0.38m
8:41PM0.12m
8:29AM0.42m
9:00PM0.16m
8:16AM0.46m
cloud
part cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
clear
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
—
—
—
—
—
—
5:37
—
—
—
—
—
—
—
5:37
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:21
—
—
—
—
—
—
—
6:22
—
—
—
—
—
—
—
6:22
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 mm
—
—
—
1
2
1
—
—
—
—
—
—
—
—
—
—
—
2
1
—
2
—
Temp °C
18
19
20
20
19
18
18
18
18
19
20
19
19
19
18
18
18
18
18
20
19
18
Feels °C
19
20
20
22
20
19
19
19
19
20
21
21
21
21
19
19
18
18
17
19
18
18
  • 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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