Cottesloe Beach Surf Break

Lat Long: 31.99° S 115.74° E

Cottesloe Beach 48 hour detailed Surf Forecast

Issued: 1 am 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cottesloe Beach sea temperature is
17.5°C
1.3° 

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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 10ft (3.0m), 10s period with WSW swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 10ft (3.0m), 13s period with WSW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 10ft (3.0m), 16s period with WSW swell.

The current surf forecast for Cottesloe Beach at 6AM is: 3.0m 9s primary swell from a West-southwest direction (forecast issued at 01:00am September 04). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (04 Sep)10ft (3.0m)10s
Afternoon (04 Sep)10ft (3.0m)13s
Evening (04 Sep)10ft (3.0m)16s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Sat night. Very mild (max 17°C on Sat afternoon, min 9°C on Sun night). Mainly fresh winds.

Friday
4
Saturday
5
Sunday
6
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)
0
0
0
0
0
1
2
4
3
1
0
0
0
0
0
3
2
2
3
2
2
4
2
4
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)
3
WSW
14
3
WSW
9
3
WSW
10
3
WSW
13
3
WSW
13
3
WSW
13
3
WSW
15
3
WSW
16
3
WSW
15
3
WSW
15
2.5
WSW
14
2.5
WSW
14
2.4
W
14
1.7
WSW
14
1.6
WSW
13
1.4
WSW
13
2.5
WSW
10
4
WSW
13
3.5
WSW
13
3
WSW
13
2.5
WSW
13
2.5
WSW
13
2.3
WSW
13
1.7
WSW
18
Wave Graph
Metric surfscale
Energy kJ
3387
1484
2207
3164
3188
3139
4473
4590
4111
3164
2801
2454
2308
1106
905
663
1613
4586
4218
3014
2322
2242
1703
1852
Wind (km/h)
40
W
40
WSW
35
WSW
30
SW
25
WSW
15
SW
15
SW
10
WSW
10
NW
20
NW
20
NNW
25
N
30
NNW
30
NNW
15
NNW
5
E
30
S
35
SSE
35
SSE
30
SSE
30
SE
25
SE
25
SE
20
SE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
High Tide
1:17AM0.62m
3:11AM0.62m
5:00AM0.64m
Low Tide
2:08PM0.07m
2:38PM0.02m
3:10PM-0.00m
rain showers
light rain
part cloud
cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
thunderstorm
light rain
rain showers
clear
cloud
cloud
cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:02
 mm
1
1
1
1
3
3
1
Temp °C
17
17
16
16
16
16
15
15
15
16
14
15
17
17
16
15
14
12
12
15
16
17
14
11
Feels °C
10
9
9
10
11
13
11
13
12
12
10
10
12
12
13
14
9
5
5
8
9
11
8
6
  • 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.


Nearest locationNearest