Flat Rock Surf Break

Lat Long: 32.93° S 151.79° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 3 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
17.6°C
0.8° 

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


How big are the waves at Flat Rock today (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.8m), 5s period with SE swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 2.5ft (0.7m), 4s period with E swell.
  • Evening surf: Evening surf (23 Aug, local time) - 2.5ft (0.8m), 4s period with E swell.

The current surf forecast for Flat Rock at 9AM is: 0.8m 5s primary swell from a Southeast direction and 0.6m 5s secondary swell from a Southeast direction (forecast issued at 03:00am August 23). An open ocean swell of 1.0m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (AEST) & DateWave HeightWave Period
Morning (23 Aug)2.5ft (0.8m)5s
Afternoon (23 Aug)2.5ft (0.7m)4s
Evening (23 Aug)2.5ft (0.8m)4s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Tue night. Warm (max 22°C on Tue morning, min 13°C on Sun night). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.4
SE
4
0.6
SE
4
0.8
SE
5
0.7
SE
5
0.4
NE
9
0.7
E
4
0.7
E
4
0.8
E
5
0.8
ENE
5
0.9
ENE
5
0.9
ENE
5
0.9
NE
5
0.5
E
5
0.8
ENE
4
1.1
ENE
5
0.8
ENE
5
1
ENE
6
1.3
NE
6
0.7
ENE
6
0.7
ENE
7
0.7
ENE
7
0.6
ENE
7
0.6
ENE
7
0.8
ENE
7
Wave Graph
Metric surfscale
Energy kJ
5
13
30
23
25
18
18
27
31
36
41
40
13
22
59
36
68
124
44
49
54
42
42
62
Wind (km/h)
5
E
10
E
10
ENE
10
E
15
E
15
ENE
15
ENE
15
NE
15
NNE
15
NNE
10
NNW
10
N
15
ENE
25
ENE
25
NE
15
NNE
15
NNE
15
NNE
10
N
10
NNW
10
NNW
5
SSW
10
NNW
15
NW
Wind State
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
glassy
cross-off
off
High Tide
4:54AM0.95m
4:52PM1.43m
5:52AM1.02m
5:41PM1.50m
6:35AM1.11m
6:23PM1.57m
Low Tide
11:13PM0.55m
9:57AM0.64m
11:59PM0.47m
11:00AM0.61m
00:36AM0.38m
11:53AM0.55m
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:20
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:29
5:30
 mm
2
4
Temp °C
16
15
16
16
17
17
17
17
16
15
13
16
20
19
18
18
16
15
15
18
22
19
16
15
Feels °C
15
14
14
14
14
14
14
15
14
13
11
14
18
15
15
16
14
14
13
16
20
19
15
14
  • 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 Flat Rock 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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