Cottesloe Beach Surf Break

Lat Long: 31.99° S 115.74° E

Cottesloe Beach 48 hour detailed Surf Forecast

Issued: 1 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cottesloe Beach sea temperature is
16.5° C
2.3° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 5.5ft (1.7m), 14s period with WSW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 5.5ft (1.7m), 14s period with WSW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 5ft (1.5m), 13s period with WSW swell.

The current surf forecast for Cottesloe Beach at 9AM is: 1.7m 14s primary swell from a West-southwest direction (forecast issued at 01:00am August 15). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (15 Aug)5.5ft (1.7m)14s
Afternoon (15 Aug)5.5ft (1.7m)14s
Evening (15 Aug)5ft (1.5m)13s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Mon afternoon. Warm (max 22°C on Sun afternoon, min 13°C on Sat morning). Winds increasing (calm on Sat afternoon, strong winds from the WSW by Mon afternoon).

Saturday
15
Sunday
16
Monday
17
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)
2
2
2
2
2
3
3
3
2
3
1
1
1
2
3
3
3
0
2
0
0
0
0
0
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)
1.8
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.7
WSW
14
1.6
WSW
14
1.5
WSW
13
1.5
WSW
13
1.5
WSW
13
1.6
WSW
13
1.5
WSW
14
1.8
WSW
15
1.8
WSW
15
1.8
WSW
14
2
WSW
14
2
WSW
14
2
WSW
15
2
WSW
16
1.9
WSW
16
1.9
WSW
16
2.5
W
16
3.5
WSW
15
3.5
WSW
17
2.4
WSW
15
Wave Graph
Metric surfscale
Energy kJ
1319
1175
1159
1099
1083
975
817
793
793
892
825
1511
1358
1321
1598
1644
1857
2007
1826
1849
3304
4743
6295
2627
Wind (km/h)
20
ENE
20
ENE
15
NE
20
NNE
10
NNW
5
W
10
SE
15
ENE
15
ENE
20
NE
25
NE
30
NNE
25
NNE
20
NNE
20
NE
20
NE
20
NE
20
N
25
N
30
NW
40
WSW
45
WSW
30
SW
30
SW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-on
glassy
off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-on
cross
on
cross-on
cross-on
cross-on
cross-on
High Tide
00:00AM0.36m
10:45AM0.50m
00:06AM0.42m
10:39AM0.40m
00:19AM0.48m
9:25AM0.34m
Low Tide
3:58AM0.29m
5:17PM0.23m
5:05AM0.30m
4:57PM0.23m
6:11AM0.31m
4:45PM0.21m
cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
rain showers
light rain
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:50
5:50
 mm
3
1
Temp °C
15
14
13
18
20
20
20
18
16
15
15
19
22
22
20
17
16
15
16
19
17
15
15
16
Feels °C
10
9
9
14
17
19
18
14
12
10
9
12
16
17
16
12
11
9
10
14
10
6
7
8
  • 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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