Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 pm 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
17.1° C
1.7° 

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 (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 4.5ft (1.4m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 5.5ft (1.7m), 8s period with NE swell.
  • Evening surf: Evening surf (20 Jul, local time) - 4.5ft (1.3m), 8s period with ENE swell.

The current surf forecast for Siriu at 1AM is: 2.1m 8s primary swell from a Northeast direction and 1.6m 8s secondary swell from a East-northeast direction, 0.2m 12s secondary swell from a South direction (forecast issued at 08:00pm July 19). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (20 Jul)4.5ft (1.4m)8s
Afternoon (20 Jul)5.5ft (1.7m)8s
Evening (20 Jul)4.5ft (1.3m)8s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Wed morning. Warm (max 27°C on Tue morning, min 18°C on Tue night). Wind will be generally light.

Sun
19
Monday
20
Tuesday
21
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
2
2
2
3
2
3
3
3
1
2
2
1
1
1
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
NE
8
1.9
NE
8
2.1
NE
8
2.2
NE
8
2.1
NE
8
1.4
ENE
8
1.8
NE
8
1.7
NE
8
1.7
NE
8
1.3
ENE
8
1.7
NE
8
1.6
NE
8
1.7
NE
8
1.2
ENE
8
1.3
ENE
8
1.3
ENE
8
1.3
ENE
8
1.2
ENE
8
Wave Graph
Metric surfscale
Energy kJ
383
470
593
619
542
264
408
381
390
237
411
372
392
192
202
232
232
188
Wind (km/h)
15
N
15
N
15
N
15
N
10
N
5
NW
5
N
5
SE
5
NE
10
N
15
N
15
N
15
N
10
N
15
NNE
15
NNE
5
N
5
W
Wind State
cross
cross
cross
cross
cross-off
glassy
cross-off
glassy
glassy
cross
cross
cross
cross
cross
cross
cross-on
cross
glassy
High Tide
4:49PM0.55m
4:39AM0.66m
5:14PM0.53m
5:30AM0.59m
5:44PM0.52m
Low Tide
9:02PM0.38m
12:28PM0.29m
9:45PM0.35m
1:28PM0.37m
clear
clear
part cloud
cloud
clear
cloud
cloud
rain showers
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:38
 mm
1
Temp °C
22
21
21
20
19
20
23
22
19
20
21
21
21
23
27
26
22
22
Feels °C
19
19
19
18
17
20
23
23
20
19
19
19
19
22
25
25
23
23
  • 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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