Siriu Surf Break

Lat Long: 28.00° S 48.63° W

Siriu 48 hour detailed Surf Forecast

Issued: 8 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Siriu sea temperature is
18.9° 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 (14 Aug):

  • Morning surf: Morning surf (14 Aug, local time) - 5.5ft (1.7m), 13s period with SSE swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 7ft (2.1m), 13s period with SSE swell.
  • Evening surf: Evening surf (14 Aug, local time) - 6ft (1.8m), 13s period with SSE swell.

The current surf forecast for Siriu at 2PM is: 2.0m 13s primary swell from a South-southeast direction and 1.2m 7s secondary swell from a East-southeast direction (forecast issued at 08:00am August 14). The wind direction is predicted to be glassy and the swell rating is 4.

Time (-03) & DateWave HeightWave Period
Morning (14 Aug)5.5ft (1.7m)13s
Afternoon (14 Aug)7ft (2.1m)13s
Evening (14 Aug)6ft (1.8m)13s

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


Short Range Forecast

Heavy rain (total 58mm), heaviest during Fri night. Warm (max 20°C on Sun morning, min 16°C on Fri morning). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
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
4
4
4
2
2
3
2
3
2
2
1
1
2
2
1
0
0
0
0
0
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
SSE
13
1.7
SSE
13
1.9
SSE
13
2.1
SSE
13
1.9
SSE
13
1.8
SSE
13
1.7
SSE
12
1.6
SSE
12
1.5
SSE
12
1.4
SSE
12
1.3
SSE
11
2.2
E
8
2.1
E
8
2.1
E
8
2.3
ENE
8
2.2
ENE
8
1.7
E
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.7
ENE
8
2.1
ENE
8
Wave Graph
Metric surfscale
Energy kJ
514
968
1236
1430
1255
1044
866
718
614
497
411
551
517
531
637
539
337
308
283
303
327
555
Wind (km/h)
5
SE
10
ESE
5
E
0
ENE
5
ENE
15
E
15
ENE
10
ENE
10
ENE
10
NE
10
NE
10
NE
15
NE
15
NNE
20
N
15
NNE
20
NNE
20
NNE
20
NNE
20
NNE
15
NNE
20
NNE
Wind State
cross-on
on
glassy
glassy
glassy
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
High Tide
3:10PM0.66m
2:28AM0.79m
3:22PM0.63m
3:03AM0.78m
3:38PM0.61m
Low Tide
9:28AM-0.01m
9:33PM0.36m
9:58AM0.07m
9:39PM0.33m
10:23AM0.16m
light rain
light rain
light rain
light rain
light rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:46
6:46
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
 mm
2
2
2
2
5
13
12
5
4
3
3
2
2
1
1
1
Temp °C
16
17
16
16
17
17
17
17
17
18
18
18
18
18
18
18
18
19
20
20
19
19
Feels °C
16
17
17
17
18
16
16
17
17
18
18
18
17
17
16
17
16
17
18
19
18
18
  • 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 

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