Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 25 Jul 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.6° C
0.0° 

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 (26 Jul):

  • Morning surf: Morning surf (26 Jul, local time) - 2.5ft (0.8m), 12s period with SSE swell.
  • Afternoon surf: Afternoon surf (26 Jul, local time) - 2.5ft (0.7m), 12s period with S swell.
  • Evening surf: Evening surf (26 Jul, local time) - 3ft (0.9m), 8s period with ESE swell.

The current surf forecast for Siriu at 2AM is: 0.9m 13s primary swell from a South-southeast direction and 1.3m 8s secondary swell from a East-southeast direction (forecast issued at 08:00pm July 25). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (26 Jul)2.5ft (0.8m)12s
Afternoon (26 Jul)2.5ft (0.7m)12s
Evening (26 Jul)3ft (0.9m)8s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Tue afternoon, min 15°C on Sat night). Wind will be generally light.

Sat
25
Sunday
26
Monday
27
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
3
3
2
1
1
1
0
1
1
1
1
2
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)
1.4
SE
9
0.9
SSE
14
0.9
SSE
13
0.9
SSE
13
0.9
SSE
12
0.8
SSE
12
0.8
SSE
12
0.7
S
12
0.9
ESE
8
0.9
ESE
8
0.6
S
11
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
0.7
ESE
8
Wave Graph
Metric surfscale
Energy kJ
275
308
286
277
252
192
186
132
103
103
86
76
80
77
75
75
65
64
Wind (km/h)
0
NE
5
NNW
10
N
10
N
15
N
10
N
10
NE
15
NE
15
NNE
15
NNE
10
N
5
NNW
5
NW
5
N
10
NE
10
NE
15
NNE
15
NNE
Wind State
glassy
glassy
cross-off
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross-off
glassy
glassy
cross-on
cross-on
cross
cross
High Tide
11:42PM0.51m
1:28PM0.70m
00:20AM0.56m
1:51PM0.73m
Low Tide
6:55PM0.36m
6:23AM0.12m
7:27PM0.33m
7:04AM0.07m
7:55PM0.31m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:00
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:42
 mm
Temp °C
17
16
16
16
15
18
22
22
19
18
19
18
18
20
22
22
21
20
Feels °C
18
17
15
14
13
17
21
20
18
17
19
18
19
21
23
22
21
20
  • 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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