Cottesloe Beach Surf Break

Lat Long: 31.99° S 115.74° E

Cottesloe Beach 48 hour detailed Surf Forecast

Issued: 1 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cottesloe Beach sea temperature is
16.8° C
2.1° 

Cottesloe Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cottesloe Beach today (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 6ft (1.8m), 16s period with WSW swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 6.5ft (2.0m), 17s period with WSW swell.
  • Evening surf: Evening surf (13 Aug, local time) - 6.5ft (2.0m), 17s period with WSW swell.

The current surf forecast for Cottesloe Beach at 4AM is: 1.8m 15s primary swell from a West-southwest direction and 0.4m 21s secondary swell from a West-southwest direction (forecast issued at 01:00am August 13). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (AWST) & DateWave HeightWave Period
Morning (13 Aug)6ft (1.8m)16s
Afternoon (13 Aug)6.5ft (2.0m)17s
Evening (13 Aug)6.5ft (2.0m)17s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sat afternoon, min 11°C on Thu morning). Wind will be generally light.

Thursday
13
Friday
14
Saturday
15
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
4
4
4
4
3
2
3
4
4
4
4
4
4
4
4
4
2
2
2
2
1
2
3
3
Swell
Height Map
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
WSW
15
1.8
WSW
15
1.8
WSW
16
1.9
WSW
16
1.9
WSW
17
2
WSW
17
2
WSW
17
2
WSW
17
2
WSW
16
2
WSW
16
2
WSW
16
2
WSW
16
1.9
WSW
16
1.9
WSW
16
1.8
WSW
15
1.8
WSW
15
1.8
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.6
WSW
13
1.6
WSW
13
Wave Graph
Metric surfscale
Energy kJ
1279
1487
1588
1787
2017
2230
2230
2323
2027
1953
1928
1880
1788
1743
1487
1428
1319
1175
1159
1099
1083
1038
919
905
Wind (km/h)
10
ESE
10
E
10
E
5
ENE
10
SW
20
SSW
20
SSE
10
SE
10
E
10
E
10
E
10
NE
5
NW
10
SSE
15
SE
10
E
15
ENE
15
ENE
15
NE
15
NE
10
NW
10
W
10
SE
10
ESE
Wind State
off
cross-off
cross-off
cross-off
cross-on
cross
cross-off
off
off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
on
cross-on
cross-off
off
High Tide
9:43AM0.67m
00:12AM0.30m
10:19AM0.59m
00:00AM0.36m
10:45AM0.50m
Low Tide
5:56PM0.12m
2:36AM0.29m
5:44PM0.19m
3:58AM0.29m
5:17PM0.23m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:47
5:49
 mm
Temp °C
12
11
11
13
16
15
14
14
14
13
12
16
19
19
18
17
15
14
13
17
20
20
19
20
Feels °C
9
9
9
11
13
11
10
11
11
10
9
13
17
17
15
14
11
10
9
13
17
18
17
17
  • 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 Cottesloe Beach 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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