Cottesloe Beach Surf Break

Lat Long: 31.99° S 115.74° E

Cottesloe Beach 48 hour detailed Surf Forecast

Issued: 1 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cottesloe Beach sea temperature is
17.8°C
0.8° 

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 (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 4.5ft (1.4m), 14s period with WSW swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 4ft (1.2m), 13s period with WSW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 3.5ft (1.0m), 13s period with WSW swell.

The current surf forecast for Cottesloe Beach at 7AM is: 1.4m 14s primary swell from a West-southwest direction (forecast issued at 01:00am September 16). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AWST) & DateWave HeightWave Period
Morning (16 Sep)4.5ft (1.4m)14s
Afternoon (16 Sep)4ft (1.2m)13s
Evening (16 Sep)3.5ft (1.0m)13s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Fri night. Warm (max 28°C on Wed afternoon, min 16°C on Fri night). Winds increasing (light winds from the N on Thu night, strong winds from the NW by Fri night).

Wednesday
16
Thursday
17
Friday
18
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
3
2
1
0
1
2
0
0
0
0
0
0
0
1
1
1
0
0
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)
1.7
WSW
14
1.6
WSW
14
1.4
WSW
14
1.3
WSW
14
1.2
WSW
13
1.1
WSW
13
1.1
WSW
13
1
WSW
13
1.1
WSW
15
1.1
WSW
15
1.1
WSW
14
1
WSW
14
1.1
WSW
14
1
WSW
13
1
WSW
13
0.9
WSW
13
0.9
WSW
13
1.1
WSW
12
0.9
WSW
12
0.9
WSW
12
0.8
WSW
18
2.5
WNW
8
3.5
W
10
4
W
13
Wave Graph
Metric surfscale
Energy kJ
1083
942
765
653
514
434
427
331
498
485
465
352
415
336
326
303
298
350
258
254
418
883
2572
5305
Wind (km/h)
20
ENE
15
ENE
20
ENE
25
NE
20
NNE
15
ENE
15
ENE
25
ENE
25
NE
20
NNE
20
N
20
NW
25
NW
20
WNW
10
NW
10
N
15
NNE
20
NNE
25
N
35
NNW
35
NNW
30
NW
40
NW
40
WNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
on
on
on
cross-on
cross
cross
cross
cross-on
cross-on
on
on
on
High Tide
11:03PM0.60m
11:22PM0.60m
11:48PM0.59m
Low Tide
2:05PM0.18m
1:59PM0.15m
2:16PM0.13m
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:08
6:08
6:09
 mm
2
Temp °C
17
17
18
24
28
28
26
25
25
23
22
24
21
19
18
18
17
17
18
21
19
18
16
17
Feels °C
15
15
15
21
26
26
25
21
20
19
18
21
18
17
19
19
16
15
14
15
14
13
9
10
  • 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