Flat Rock Surf Break

Lat Long: 28.84° S 153.61° E

Flat Rock 48 hour detailed Surf Forecast

Issued: 3 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Flat Rock sea temperature is
20.5° 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 (18 Jul):

  • Afternoon surf: Afternoon surf (18 Jul, local time) - 13ft (4.0m), 9s period with SE swell.
  • Evening surf: Evening surf (18 Jul, local time) - 15ft (4.5m), 11s period with SE swell.

The current surf forecast for Flat Rock at 11PM is: 4.5m 10s primary swell from a Southeast direction and 0.2m 21s secondary swell from a South-southeast direction (forecast issued at 03:00pm July 18). The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (18 Jul)--
Afternoon (18 Jul)13ft (4.0m)9s
Evening (18 Jul)15ft (4.5m)11s

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


Short Range Forecast

Heavy rain (total 24mm), heaviest during Sat afternoon. Very mild (max 19°C on Sun night, min 17°C on Sat afternoon). Winds decreasing (strong winds from the S on Sat afternoon, light winds from the SE by Tue morning).

Sat
18
Sunday
19
Monday
20
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
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)
3.5
SE
9
4
SE
9
3.5
ESE
11
4.5
SE
11
4.5
SE
10
5
SE
10
5
SE
10
4.5
SE
10
4.5
SE
10
4.5
SE
10
4.5
SE
10
4.5
SE
10
4.5
SE
10
4
ESE
10
4
ESE
10
3.5
ESE
10
3.5
ESE
10
3
ESE
10
2.5
E
10
3
ESE
10
Wave Graph
Metric surfscale
Energy kJ
2177
3058
2535
4816
4547
4549
4549
4392
4132
3916
4051
4050
3744
3332
2960
2570
2167
1849
1330
1555
Wind (km/h)
40
S
45
S
40
S
40
SSE
40
SSE
40
SSE
40
SSE
40
SSE
40
SSE
40
SSE
40
SSE
35
SSE
35
SSE
35
SE
30
SE
30
SE
30
SSE
25
SSE
25
SSE
20
SSE
Wind State
cross
cross
cross
cross
cross
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
High Tide
11:13AM1.13m
11:24PM1.47m
12:00PM1.12m
00:04AM1.31m
12:52PM1.12m
Low Tide
5:02PM0.24m
6:00AM0.17m
5:52PM0.34m
6:37AM0.22m
6:45PM0.45m
rain showers
light rain
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
part cloud
rain showers
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:06
5:07
5:07
 mm
1
2
2
2
2
2
2
2
1
2
2
2
1
1
1
Temp °C
18
17
17
18
17
17
18
18
18
18
18
18
18
18
19
19
19
19
18
18
Feels °C
11
10
10
12
10
10
12
12
12
12
12
12
13
13
14
14
14
14
13
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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