Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
19.0°C
2.3° 

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 (01 Nov):

  • Morning surf: Morning surf (01 Nov, local time) - 3ft (0.9m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (01 Nov, local time) - 3ft (0.9m), 8s period with SSE swell.
  • Evening surf: Evening surf (01 Nov, local time) - 2.5ft (0.8m), 8s period with SSE swell.

The current surf forecast for Siriu at 2AM is: 0.6m 7s primary swell from a East-northeast direction and 0.6m 7s secondary swell from a South-southeast direction (forecast issued at 08:00pm October 31). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (01 Nov)3ft (0.9m)9s
Afternoon (01 Nov)3ft (0.9m)8s
Evening (01 Nov)2.5ft (0.8m)8s

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


Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Warm (max 25°C on Mon morning, min 17°C on Sat night). Wind will be generally light.

Sat
31
Sunday
1
Monday
2
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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSE
8
0.9
SSE
7
0.7
SSE
7
0.5
S
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
8
0.9
SSE
8
0.9
SSE
8
0.8
SSE
8
0.8
ENE
7
0.8
ENE
7
0.9
ENE
6
0.9
ENE
6
1.1
ENE
6
1.2
ENE
7
1.2
ENE
7
1.4
ENE
7
Wave Graph
Metric surfscale
Energy kJ
99
76
54
42
111
108
96
94
92
73
59
51
57
68
90
117
124
203
Wind (km/h)
5
ESE
0
W
5
NW
5
NNW
10
N
10
NE
15
ENE
20
NE
15
NNE
15
N
15
N
15
N
15
NNE
20
NNE
20
NE
20
NE
15
NE
10
NNE
Wind State
glassy
glassy
glassy
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
High Tide
10:33PM0.26m
11:19AM0.71m
10:52PM0.33m
11:56AM0.71m
Low Tide
8:42PM0.24m
1:27AM0.20m
9:08PM0.32m
2:50AM0.18m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
thunderstorm
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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5:22
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5:22
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
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6:32
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6:34
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 mm
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—
—
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1
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Temp °C
19
18
18
17
18
21
23
24
22
20
20
20
20
23
25
24
22
21
Feels °C
20
19
19
18
18
21
22
22
21
20
20
20
20
22
24
24
22
22
  • 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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