Cobblestones Surf Break

Lat Long: 33.88° S 114.98° E

Cobblestones Surf Forecast and Surf Report

Issued: 1 pm 01 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cobblestones sea temperature is
19.6° C
2.1° 

Cobblestones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Cobblestones surf forecast from 1 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 11AM (local time) - 25ft (7.5m), 13s period, WSW swell with cross-onshore winds.
  • Most powerful swell: Saturday 8 Aug, 8PM (local time) - 30ft (9.0m), 16s period, WSW swell with 37,891 kJ wave energy.
  • Next surfable swell (1★+): Saturday 1 Aug, 11PM (local time) - 15ft (4.5m), 14s period with SW swell.

Best Forecast Surf Conditions for Cobblestones this week:

The surf forecast for Cobblestones over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 01) at 11PM. The primary swell is predicted to be 4.5m and 14s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cobblestones in the next 16 days are 9.0m 16s and forecast to arrive on Saturday (Aug 08) at 8PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Thursday (Aug 06) at 11PM.

Wave TypeTime (AWST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sat 1st Aug)15ft (4.5m) 14s
Best Surf11AM (Sat 8th Aug)25ft (7.5m) 13s
Most Powerful 8PM (Sat 8th Aug)30ft (9.0m) 16s

Table - best surf conditions forecast for Cobblestones over the next 16 days.


The Lowdown

G’day, Rusty here. Let’s talk about Cobblestones.

We’ve got a solid run of swell on the way, but the wind is going to be a major player. The water is sitting at 67°F, which is much warmer than normal for this time of year – a solid 4°F above average, so you might not need the thickest wetsuit.

The first standout is Sunday the 2nd. It’s not the biggest, but it’s the cleanest window we’ve got. Sunday morning delivers a 12ft SW swell with a 13-second period, combined energy of 3936, and a light NE cross-off breeze of 12 mph. Rips clean lines. The afternoon holds a 10ft SW swell, 13-second period, 4148 energy, and a glassy NNE light breeze of 6 mph – still cross-off. That’s your best bet for quality, manageable waves without the chop.

Saturday the 1st has a 16ft SW swell with 15-second period and massive energy of 10621, but it’s a cross-shore breeze with a cross-chop, making it marginal. That’s a lot of water moving but not clean.

From Monday the 3rd onwards, things get tricky. The swell stays up – 6ft to 16ft SW – but the wind turns onshore or cross-onshore, and the chop gets lumpy. By Tuesday the 4th, Wednesday the 5th, and Thursday the 6th, the combination of big swell (13ft to 16ft) and moderate to fresh cross-onshore wind makes for poor surf.

Then we hit a big swell pulse from the 8th to the 10th of August. Saturday the 8th has a 25ft to 28ft WSW swell with periods of 13 to 15 seconds, and energy readings of 17435 to 30464 – that’s massive. It’s too big for this break, even if the tide is right. Sunday the 9th holds 21ft SW swell, still too big. Monday the 10th, 16ft to 18ft SW with strong cross-shore wind of 28 mph – blown out.

The 11th through the 14th stay big – 15ft to 16ft SW – with periods from 15 to 20 seconds, combined energy of 9884 to 19660, and onshore or cross-onshore winds. The 13th and 14th still have too much size for safe paddle surfing. The 15th and 16th drop to 8ft to 10ft SW, but the wind is still onshore, and conditions are choppy.

Overall, the only real window for a clean, surfable wave is Sunday the 2nd. After that, it’s either too big, too windy, or both. If you’re chasing big, unruly water, it’s there – but for paddle surfing, it’s a tough call. This setup might be more interesting for kite surfing than paddle surfing on those bigger, wind-affected days.

Rusty.

Short Range Forecast

Moderate rain (total 13mm), heaviest on Mon night. Very mild (max 19°C on Mon afternoon, min 10°C on Sun morning). Winds increasing (light winds from the E on Sun night, strong winds from the NW by Mon night).

Days 5-7 Weather Summary

Heavy rain (total 21mm), heaviest during Thu night. Very mild (max 17°C on Wed morning, min 14°C on Tue afternoon). Mainly fresh winds.

Sat
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
7
8
4
5
4
2
1
0
0
0
0
6
0
6
6
5
5
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
5
SW
15
4
SW
14
3.5
SW
13
3
SW
13
2.5
SW
14
1.9
SW
15
1.8
SW
16
2.2
SW
15
4
SW
17
4
WSW
16
3
WSW
16
5
SW
16
5
WSW
16
4.5
WSW
16
4
WSW
16
4
SW
16
3.5
SW
15
6
WSW
13
5
WSW
14
5.5
WSW
11
Wave Graph
Metric surfscale
Energy kJ
10621
6335
3936
2923
2458
1506
1664
2027
9219
8525
4983
11669
11141
11059
8439
7344
6236
11377
9139
6649
Wind (km/h)
20
S
15
ENE
20
NE
10
NNE
20
NE
25
NNE
30
NW
35
WSW
25
W
20
W
25
WNW
15
WNW
25
NW
25
NNW
30
NNW
25
NNW
30
NNW
35
SW
40
W
55
WSW
Wind State
cross
off
cross-off
cross-off
off
cross-off
cross
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
on
on
on
High Tide
1:04AM0.64m
11:12AM0.81m
1:08AM0.68m
11:43AM0.70m
1:29AM0.72m
11:27AM0.59m
2:06AM0.78m
3:03AM0.84m
4:24AM0.90m
Low Tide
6:33PM0.44m
4:26AM0.61m
6:39PM0.48m
6:05AM0.60m
6:25PM0.52m
9:04AM0.58m
5:15PM0.53m
2:30PM0.46m
2:35PM0.36m
3:09PM0.28m
cloud
part cloud
clear
clear
clear
clear
cloud
heavy rain
cloud
cloud
rain showers
rain showers
rain showers
rain showers
part cloud
cloud
mod rain
rain showers
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:09
7:09
7:07
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:39
5:40
5:42
5:42
5:43
5:44
 mm
13
1
2
2
4
8
4
2
8
Temp °C
14
14
11
13
12
16
19
15
14
15
16
17
17
17
17
17
17
16
14
14
Feels °C
9
10
6
9
9
11
14
8
8
10
11
14
13
12
11
11
11
10
6
5
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Cobblestones Surf forecast

The above surf forecast table for Cobblestones provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cobblestones can be found by selecting the local surf guide option on the grey menu. Our Cobblestones surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Cobblestones) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Cobblestones may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Cobblestones is 85 km (53 miles) from the city of Bunbury. If you plan a holiday in Margaret River, look for hotels and other accommodation in Bunbury. Bunbury has rooms for a wide range of budgets as well as car hire and transport links.

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