Flat Rock Surf Break

Lat Long: 28.84° S 153.61° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 3 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
20.6°C
0.5° 

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 (15 Sep):

  • Afternoon surf: Afternoon surf (15 Sep, local time) - 1.5ft (0.5m), 10s period with SSE swell.
  • Evening surf: Evening surf (15 Sep, local time) - 1.5ft (0.4m), 10s period with SSE swell.

The current surf forecast for Flat Rock at 9PM is: 0.4m 10s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a East-northeast direction (forecast issued at 03:00pm September 15). An open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (15 Sep)--
Afternoon (15 Sep)1.5ft (0.5m)10s
Evening (15 Sep)1.5ft (0.4m)10s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Tue night. Warm (max 20°C on Tue afternoon, min 13°C on Wed night). Winds decreasing (strong winds from the S on Wed night, light winds from the SSW by Fri morning).

Tue
15
Wednesday
16
Thursday
17
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
1
0
0
0
0
0
0
0
!
!
!
!
!
!
2
2
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
SSE
10
1.2
NNE
5
0.4
SSE
10
0.8
ENE
5
1.2
NNE
5
0.5
S
10
1.8
S
6
2.5
S
7
3
SSE
8
3
SSE
8
4
SSE
9
4
SSE
10
4
SSE
10
3.5
SSE
10
3.5
SSE
10
3
SSE
10
3
SSE
10
3
SSE
10
2.5
SSE
10
2.4
SSE
10
Wave Graph
Metric surfscale
Energy kJ
63
56
40
33
67
49
202
688
1055
1431
2512
3492
3429
2940
2398
2091
1775
1588
1351
1163
Wind (km/h)
25
NNE
30
NNE
30
N
25
N
15
NNW
35
S
35
S
35
S
35
S
35
SSE
40
S
40
S
35
SSW
25
SW
25
SSW
30
S
30
S
30
SSE
25
SSE
20
SSE
Wind State
cross-on
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
High Tide
10:47AM1.43m
10:46PM1.13m
11:27AM1.38m
11:19PM1.01m
12:12PM1.33m
Low Tide
5:07PM0.42m
4:51AM0.32m
5:55PM0.53m
5:23AM0.39m
6:53PM0.61m
clear
clear
clear
part cloud
clear
thunderstorm
cloud
light rain
cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
rain showers
clear
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:37
 mm
1
1
1
1
1
Temp °C
21
20
19
18
18
18
18
17
18
17
17
17
14
13
13
16
17
17
17
18
Feels °C
17
16
15
14
16
13
12
11
11
9
8
8
7
7
7
10
11
11
12
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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