Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
19.4° C
0.7° 

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 Aug):

  • Morning surf: Morning surf (01 Aug, local time) - 3.5ft (1.1m), 6s period with NE swell.
  • Afternoon surf: Afternoon surf (01 Aug, local time) - 4ft (1.2m), 6s period with NE swell.
  • Evening surf: Evening surf (01 Aug, local time) - 4.5ft (1.3m), 6s period with NE swell.

The current surf forecast for Siriu at 12AM is: 0.7m 11s primary swell from a South direction and 0.9m 5s secondary swell from a East-northeast direction, 0.6m 4s secondary swell from a North direction (forecast issued at 08:00pm July 31). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (01 Aug)3.5ft (1.1m)6s
Afternoon (01 Aug)4ft (1.2m)6s
Evening (01 Aug)4.5ft (1.3m)6s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Mon afternoon, min 16°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri night, calm by Sun night).

Fri
31
Saturday
1
Sunday
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)
0
0
0
0
0
0
0
0
0
0
0
1
3
1
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)
0.8
SSE
11
0.8
S
11
0.7
S
11
0.5
S
11
0.5
S
11
1.1
NE
6
1.2
ENE
6
1.2
NE
6
1.3
NE
6
1.3
NE
6
1.4
NE
7
1.9
NE
7
1.8
NE
7
1.3
ENE
7
1.2
ENE
7
1.1
ENE
8
1.1
ENE
8
1.1
ENE
8
Wave Graph
Metric surfscale
Energy kJ
173
149
112
58
61
83
103
116
132
136
163
323
318
164
157
138
128
128
Wind (km/h)
25
NNE
25
NNE
20
N
20
N
20
N
20
N
25
NNE
25
NNE
20
NNE
20
N
20
N
15
N
10
NNW
10
SW
20
S
10
SSE
10
S
10
SSW
Wind State
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross
cross-on
cross
cross-off
High Tide
3:23PM0.73m
2:51AM0.78m
3:50PM0.71m
3:26AM0.77m
4:19PM0.67m
Low Tide
9:47PM0.30m
10:04AM0.02m
10:20PM0.31m
10:45AM0.07m
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:45
 mm
Temp °C
18
16
16
17
17
19
22
22
18
17
18
18
18
21
20
19
17
16
Feels °C
14
12
13
14
14
16
19
19
15
14
15
16
18
21
19
19
17
16
  • 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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