Flat Rock Surf Break

Lat Long: 28.84° S 153.61° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 9 am 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
21.4°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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 5ft (1.6m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 5ft (1.6m), 7s period with SSE swell.
  • Evening surf: Evening surf (22 Sep, local time) - 5.5ft (1.7m), 10s period with SSE swell.

The current surf forecast for Flat Rock at 3PM is: 1.6m 7s primary swell from a South-southeast direction and 0.6m 12s secondary swell from a South-southeast direction, 0.3m 5s secondary swell from a North-northeast direction (forecast issued at 09:00am September 22). The wind direction is predicted to be cross-onshore.

Time (AEST) & DateWave HeightWave Period
Morning (22 Sep)5ft (1.6m)6s
Afternoon (22 Sep)5ft (1.6m)7s
Evening (22 Sep)5.5ft (1.7m)10s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Wed morning. Very mild (max 19°C on Tue morning, min 18°C on Tue morning). Wind will be generally light.

Tuesday
22
Wednesday
23
Thursday
24
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
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)
1.7
S
6
1.5
S
6
1.6
SSE
7
1.6
SSE
7
1.8
SSE
11
1.7
SSE
10
1.5
SSE
10
1.3
SSE
9
1.3
SSE
8
1.4
SE
6
1.4
SE
7
0.5
SSE
18
1.4
ESE
7
1.4
ESE
7
1.4
SE
7
1.3
ESE
7
1.3
ESE
7
1.1
ESE
7
1.3
ESE
7
1.3
ESE
7
1.4
ESE
7
1.5
ESE
7
Wave Graph
Metric surfscale
Energy kJ
210
188
219
259
718
596
391
273
230
135
201
178
165
165
189
154
138
113
153
163
176
192
Wind (km/h)
30
SSE
25
SSE
20
SSE
20
SSE
15
SE
15
SE
15
SE
20
SE
20
ESE
25
ESE
20
ESE
20
E
15
E
15
E
15
ESE
15
ESE
10
ESE
20
E
20
ESE
15
ESE
15
ESE
15
E
Wind State
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
High Tide
5:29AM0.91m
5:24PM1.35m
6:08AM1.01m
6:05PM1.40m
6:41AM1.12m
6:43PM1.44m
Low Tide
10:34AM0.54m
00:14AM0.38m
11:32AM0.47m
00:43AM0.30m
12:19PM0.39m
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
light rain
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:40
5:42
 mm
1
1
1
1
Temp °C
18
18
19
19
19
19
19
19
19
19
19
19
19
19
19
18
19
18
19
19
19
19
Feels °C
15
15
17
17
18
17
18
17
17
16
16
16
17
17
18
16
18
15
16
16
17
18
  • 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 

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