Flat Rock Surf Break

Lat Long: 28.84° S 153.61° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 9 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
20.3° C
0.3° 

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 (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 3ft (0.9m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 2.5ft (0.8m), 11s period with S swell.
  • Evening surf: Evening surf (12 Aug, local time) - 2.5ft (0.8m), 11s period with S swell.

The current surf forecast for Flat Rock at 6PM is: 0.8m 11s primary swell from a South direction and 0.7m 9s secondary swell from a East direction, 0.4m 3s secondary swell from a North-northeast direction (forecast issued at 09:00am August 12). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (12 Aug)3ft (0.9m)11s
Afternoon (12 Aug)2.5ft (0.8m)11s
Evening (12 Aug)2.5ft (0.8m)11s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 20°C on Wed morning, min 13°C on Wed night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
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)
1
2
2
1
2
2
1
1
0
2
1
0
0
0
1
1
1
2
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
13
0.9
S
11
0.9
S
11
0.8
S
11
0.8
S
11
0.8
S
11
0.7
S
10
0.7
S
10
0.6
S
10
1.2
S
7
1.2
S
8
1.3
S
8
1.4
S
8
1.5
S
8
1.6
S
8
1.6
S
8
1.6
S
8
1.9
S
8
1.6
S
8
1.6
S
8
1.5
S
8
1.4
SSE
7
Wave Graph
Metric surfscale
Energy kJ
83
196
182
149
146
141
98
94
66
128
172
217
251
294
324
308
287
398
351
351
286
208
Wind (km/h)
15
WSW
10
WSW
10
WSW
10
NNE
20
W
25
WSW
20
W
20
WSW
15
WSW
15
SW
15
SSE
20
SSE
20
SSE
15
S
15
SW
20
SW
20
SW
20
SSW
20
S
20
S
20
SSE
15
S
Wind State
off
off
cross-off
cross
off
off
off
off
cross-off
cross-off
cross
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
High Tide
7:53AM1.20m
8:16PM1.82m
8:37AM1.26m
8:58PM1.76m
9:19AM1.30m
9:37PM1.67m
Low Tide
1:39PM0.14m
2:52AM0.14m
2:28PM0.11m
3:29AM0.12m
3:14PM0.13m
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:20
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:20
5:21
5:21
 mm
Temp °C
13
17
20
20
18
16
15
14
13
16
18
17
17
17
14
13
13
15
17
17
18
18
Feels °C
9
14
17
17
14
11
10
9
9
12
14
13
13
14
11
9
10
11
13
13
15
15
  • 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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