Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 29 Oct 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.9°C
2.4° 

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 (29 Oct):

  • Evening surf: Evening surf (29 Oct, local time) - 1.5ft (0.4m), 8s period with S swell.

The current surf forecast for Siriu at 11PM is: 0.4m 8s primary swell from a South direction and 0.5m 6s secondary swell from a Northeast direction, 0.4m 7s secondary swell from a East-southeast direction (forecast issued at 08:00pm October 29). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (29 Oct)--
Afternoon (29 Oct)--
Evening (29 Oct)1.5ft (0.4m)8s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Fri morning. Warm (max 22°C on Sun afternoon, min 16°C on Thu night). Wind will be generally light.

Thu
29
Friday
30
Saturday
31
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)
1
1
1
1
1
1
1
1
1
2
2
1
1
0
0
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
E
7
0.4
S
8
0.4
S
8
0.6
S
11
0.6
S
9
0.7
S
12
0.8
S
11
0.9
S
7
0.9
S
7
1
S
11
1
S
10
0.9
SSE
10
0.8
SSE
8
0.8
SSE
8
0.9
SSE
8
0.9
SSE
8
0.9
SSE
8
0.8
SSE
7
Wave Graph
Metric surfscale
Energy kJ
28
19
20
83
63
134
151
80
79
229
200
160
77
77
96
99
99
73
Wind (km/h)
15
SSW
10
SW
10
SW
5
SW
5
SW
5
WSW
10
SW
15
SSW
15
SSW
10
SW
10
SW
10
SW
5
SW
10
S
10
SE
5
SSE
5
S
5
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
glassy
glassy
glassy
High Tide
4:29AM0.62m
9:24AM0.61m
2:58PM0.54m
10:06PM0.20m
5:41AM0.54m
10:32AM0.67m
Low Tide
10:11PM0.15m
6:59AM0.57m
12:57PM0.51m
8:25PM0.19m
11:51PM0.19m
6:28AM0.53m
8:42PM0.24m
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
light rain
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:24
—
—
—
—
—
—
—
5:22
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
—
—
—
—
—
—
—
6:31
—
—
—
—
—
—
—
6:31
—
 mm
4
3
2
1
2
5
8
2
—
—
—
—
—
—
—
—
—
—
Temp °C
16
16
16
16
16
16
17
18
18
17
16
16
16
19
20
19
19
18
Feels °C
15
16
16
16
17
16
17
17
17
17
16
16
16
19
20
19
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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