Flat Rock Surf Break

Lat Long: 28.84° S 153.61° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 3 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
20.5°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 (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 8ft (2.4m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 7ft (2.2m), 8s period with SSE swell.
  • Evening surf: Evening surf (11 Sep, local time) - 7ft (2.1m), 9s period with SSE swell.

The current surf forecast for Flat Rock at 10AM is: 2.4m 8s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East direction, 0.1m 13s secondary swell from a East direction (forecast issued at 03:00am September 11). The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (11 Sep)8ft (2.4m)9s
Afternoon (11 Sep)7ft (2.2m)8s
Evening (11 Sep)7ft (2.1m)9s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Sat night. Very mild (max 19°C on Fri morning, min 14°C on Sun night). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
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)
2
2
2
1
0
0
0
0
0
0
2
0
0
0
0
1
2
1
1
1
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)
2.5
SSE
10
2.5
SSE
9
2.5
SSE
9
2.4
SSE
8
2.3
SSE
8
2.1
SSE
8
2.1
SSE
9
2
SSE
9
1.8
SSE
9
1.7
SSE
8
1.9
SSE
9
1.6
SE
8
1.6
SE
8
1.5
SE
8
1
S
9
1.4
SE
8
1.4
SE
8
0.9
SSE
11
0.8
S
11
0.9
SSE
11
1.3
SE
9
1.2
SE
9
1.1
SE
9
1
SSE
9
Wave Graph
Metric surfscale
Energy kJ
1222
1021
987
808
748
653
629
577
489
433
612
346
346
304
171
226
210
213
151
187
275
241
203
158
Wind (km/h)
25
S
20
S
20
SSE
20
SSE
20
SSE
20
SE
20
SSE
15
SSE
15
SSE
15
SSE
10
SE
15
SE
15
ESE
10
ESE
15
SE
10
SE
5
SE
5
S
5
S
10
SE
10
ESE
10
E
15
E
10
ENE
Wind State
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross
cross
cross-on
cross-on
on
on
cross-on
High Tide
8:15AM1.39m
8:32PM1.59m
8:54AM1.44m
9:08PM1.50m
9:31AM1.46m
9:42PM1.38m
Low Tide
2:17AM0.13m
2:16PM0.13m
2:50AM0.13m
3:00PM0.16m
3:22AM0.15m
3:42PM0.23m
rain showers
light rain
light rain
light rain
part cloud
part cloud
rain showers
clear
clear
part cloud
part cloud
rain showers
rain showers
clear
part cloud
rain showers
rain showers
rain showers
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:35
5:36
5:36
 mm
1
1
2
1
1
1
1
2
3
2
Temp °C
16
15
16
17
19
18
18
18
18
18
18
19
19
19
18
17
16
16
16
19
19
19
18
17
Feels °C
12
11
12
13
15
14
14
15
15
15
16
17
16
17
16
16
16
15
15
17
16
17
16
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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