Flat Rocks Beach (WA) Surf Break

Lat Long: 29.02° S 114.78° E

Flat Rocks Beach (WA) 48 hour detailed Surf Forecast

Issued: 1 pm 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Flat Rocks Beach (WA) sea temperature is
19.1° C
1.1° 

Flat Rocks Beach (WA) 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 Rocks Beach (WA) today (09 Aug):

  • Morning surf: Morning surf (09 Aug, local time) - 11ft (3.5m), 17s period with SW swell.
  • Afternoon surf: Afternoon surf (09 Aug, local time) - 11ft (3.5m), 17s period with SW swell.
  • Evening surf: Evening surf (09 Aug, local time) - 10ft (3.0m), 16s period with SW swell.

The current surf forecast for Flat Rocks Beach (WA) at 7PM is: 3.0m 16s primary swell from a Southwest direction and 0.8m 21s secondary swell from a Southwest direction (forecast issued at 01:00pm August 09). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (09 Aug)11ft (3.5m)17s
Afternoon (09 Aug)11ft (3.5m)17s
Evening (09 Aug)10ft (3.0m)16s

Table - waves today at Flat Rocks Beach (WA). (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 11mm), heaviest on Mon afternoon. Very mild (max 16°C on Mon morning, min 9°C on Tue morning). Winds increasing (calm on Sun night, strong winds from the SSW by Mon night).

Sun
9
Monday
10
Tuesday
11
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
!
!
5
4
5
4
4
2
0
0
0
0
0
0
4
!
!
!
!
!
5
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
SW
17
3.5
SW
17
3
SW
16
3
SW
16
3
SW
16
2.5
SW
16
2.2
SW
16
2.1
SW
15
2.3
SW
16
2.1
SW
15
2.3
SW
17
3
SW
17
3
SW
10
3.5
SW
12
3
SW
16
3.5
SW
16
3.5
SW
16
3.5
SW
16
3.5
SW
16
3.5
SW
16
3
SW
16
Wave Graph
Metric surfscale
Energy kJ
7297
6573
5210
4158
3792
3171
2285
2102
2421
1882
3125
4690
2148
3154
5205
5678
5810
5882
5882
5678
5402
Wind (km/h)
10
ESE
10
SSW
10
S
5
SSW
5
WNW
10
NW
15
NW
20
NNW
25
NW
25
WNW
40
SW
45
SSW
45
SSW
30
S
25
SE
20
ESE
20
SE
25
SE
25
SSE
25
SE
20
ESE
Wind State
cross-off
cross-on
cross
cross-on
glassy
cross-on
cross
cross
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
High Tide
7:04AM0.76m
8:06AM0.77m
Low Tide
3:55PM-0.02m
4:32PM-0.04m
5:05PM-0.02m
part cloud
clear
cloud
cloud
cloud
rain showers
rain showers
part cloud
rain showers
rain showers
rain showers
light rain
light rain
cloud
cloud
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:53
5:54
 mm
1
1
1
3
3
1
1
Temp °C
14
15
15
15
15
15
15
14
16
16
16
14
13
13
11
9
12
14
15
14
11
Feels °C
12
12
13
14
14
13
12
10
11
11
8
5
3
6
5
4
6
8
9
8
6
  • 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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