Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 2 pm 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.6°C
0.3° 

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 (03 Sep):

  • Afternoon surf: Afternoon surf (03 Sep, local time) - 4ft (1.2m), 11s period with SE swell.
  • Evening surf: Evening surf (03 Sep, local time) - 3.5ft (1.1m), 11s period with SE swell.

The current surf forecast for Siriu at 6PM is: 1.1m 11s primary swell from a Southeast direction and 0.5m 8s secondary swell from a East-northeast direction, 1.3m 5s secondary swell from a North-northeast direction (forecast issued at 02:00pm September 03). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (03 Sep)--
Afternoon (03 Sep)4ft (1.2m)11s
Evening (03 Sep)3.5ft (1.1m)11s

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


Short Range Forecast

Heavy rain (total 30mm), heaviest during Fri night. Warm (max 23°C on Thu afternoon, min 11°C on Sat night). Wind will be generally light.

Thu
3
Friday
4
Saturday
5
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)
0
0
0
1
2
1
0
0
0
0
1
1
1
2
2
1
2
2
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)
1.3
SE
11
1.2
SE
11
1.1
SE
11
1.1
SE
11
0.9
SE
11
0.8
SE
11
0.8
SE
11
0.7
SE
10
0.7
SE
10
0.8
ENE
8
0.8
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.8
S
9
0.9
S
9
0.9
S
9
1.3
S
9
1.5
S
8
Wave Graph
Metric surfscale
Energy kJ
429
344
298
263
198
165
137
108
102
69
71
92
96
125
125
122
136
126
257
324
Wind (km/h)
20
NNE
20
NNE
20
N
15
NNW
10
NW
15
SSW
15
SSW
20
SSW
15
S
15
S
15
SSW
10
SSW
10
SSW
10
SSW
10
SSW
15
S
10
SSW
15
SSW
15
SW
15
SW
Wind State
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
High Tide
10:50AM0.52m
4:44PM0.46m
11:45PM0.33m
11:44AM0.63m
00:04AM0.36m
12:25PM0.73m
Low Tide
2:23PM0.43m
9:02PM0.28m
1:56AM0.30m
9:10PM0.30m
3:36AM0.25m
clear
cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:01
 mm
5
8
3
2
1
3
3
3
2
Temp °C
23
23
20
19
19
17
16
17
16
17
15
14
14
14
14
14
14
13
14
14
Feels °C
20
20
18
17
18
15
14
14
13
15
13
13
13
13
12
12
13
10
11
10
  • 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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