Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 am 07 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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 5ft (1.6m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 5ft (1.6m), 10s period with SSE swell.
  • Evening surf: Evening surf (07 Sep, local time) - 5ft (1.6m), 10s period with SSE swell.

The current surf forecast for Siriu at 4PM is: 1.6m 10s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East direction (forecast issued at 08:00am September 07). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (07 Sep)5ft (1.6m)10s
Afternoon (07 Sep)5ft (1.6m)10s
Evening (07 Sep)5ft (1.6m)10s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Tue afternoon, min 12°C on Mon morning). Wind will be generally light.

Monday
7
Tuesday
8
Wednesday
9
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
3
1
1
1
2
2
2
2
1
0
0
0
1
2
2
2
3
2
2
3
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)
1.7
S
10
1.6
S
10
1.6
SSE
10
1.6
SSE
10
1.6
SSE
10
1.6
SSE
10
1.5
SSE
10
1.4
SSE
10
1.4
SSE
10
1.4
SSE
10
1.2
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
1
SSE
9
1.1
SSE
10
1.5
ENE
8
1.5
ENE
8
1.5
ENE
8
1
SSE
12
0.9
SSE
12
Wave Graph
Metric surfscale
Energy kJ
561
499
454
454
480
480
425
373
386
363
248
156
156
153
153
168
232
253
273
288
288
228
Wind (km/h)
10
WSW
10
SSW
10
SE
10
ESE
10
NE
10
N
10
NNW
10
NNW
10
NNW
10
N
20
NNE
25
NE
20
NNE
10
N
10
N
10
NNW
10
NNW
0
N
10
SE
5
SE
5
S
5
SW
Wind State
off
cross-off
cross-on
on
cross-on
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
glassy
glassy
High Tide
1:32PM0.82m
00:17AM0.54m
1:57PM0.80m
00:22AM0.62m
2:10PM0.77m
Low Tide
5:49AM0.06m
7:07PM0.33m
6:35AM-0.01m
7:28PM0.33m
7:16AM-0.05m
7:51PM0.32m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:20
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:02
6:02
6:04
 mm
Temp °C
9
12
14
14
13
13
12
12
13
16
20
21
18
17
17
16
16
19
20
20
18
18
Feels °C
5
9
11
12
11
11
9
9
11
14
16
17
15
16
17
16
15
20
19
20
19
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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