Cathedral Rock Surf Break

Lat Long: 38.52° S 144.00° E

Cathedral Rock Surf Forecast and Surf Report

Issued: 9 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cathedral Rock sea temperature is
13.7°C
0.6° 

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


Cathedral Rock surf forecast from 28 Aug 2026:

  • Best quality surf: Friday 4 Sep, 7AM (local time) - 16ft (5.0m), 13s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Friday 4 Sep, 1PM (local time) - 18ft (5.5m), 14s period, WSW swell with 11,048 kJ wave energy.
  • Next surfable swell (1★+): Saturday 29 Aug, 4AM (local time) - 6.5ft (2.0m), 15s period with SW swell.

Best Forecast Surf Conditions for Cathedral Rock this week:

The surf forecast for Cathedral Rock over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 29) at 4AM. The primary swell is predicted to be 2.0m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cathedral Rock in the next 16 days are 5.5m 14s and forecast to arrive on Friday (Sep 04) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Tuesday (Sep 01) at 4PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Sat 29th Aug)6.5ft (2.0m) 15s
Best Surf 7AM (Fri 4th Sep)16ft (5.0m) 13s
Most Powerful 1PM (Fri 4th Sep)18ft (5.5m) 14s

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


The Lowdown

Alright, let’s get into it. This is where we’re looking.

We’ve got a solid run of swell on the way for Cathedral Rock, starting from Friday morning, 28 August. It’s a point break setup that’s fairly exposed to the SSW, and we’re locking into a long-period SW groundswell over the coming days. The water’s sitting around 57°F, which is pretty much normal for this time of year.

Friday morning kicks things off with a clean 8ft SW swell, period around 13 seconds, and light cross-off wind from the west. The combined swell energy is noticeable at 4223, and conditions are looking excellent for experienced surfers. It’s not a beginner wave at that size. By afternoon, the wind swings onshore and things get a bit marginal.

Saturday morning is where it starts to clean up nicely. Glassy conditions, clear skies, and a 6ft SW swell with a longer 14-second period. It’s a drop in size but cleaner, which makes for a really fun session.

Sunday and Monday hold 8ft to 8ft SW swell, but Sunday’s wind is cross-on in the morning, making it a bit of a struggle. Monday however, Monday morning looks like the standout of the first week – glassy conditions, 8ft SW swell, 14-second period, and the combined energy is up at 2545. That’s going to be clean, lined up, and working well on the point.

Tuesday rolls in with stronger cross-off wind from the NNW, keeping the surface clean, and the swell stays at a solid 7ft with a long 16-second period. Best for intermediates and above.

Now, let’s talk about the big one. Friday morning, 4 September. That’s the standout of the entire run. We’re looking at a 16ft WSW swell, 14-second period, combined energy of 15034 – that’s very strong. Winds are cross-off and light, so it’s clean. This is exceptional surf for expert surfers only. If you have the skills, that’s the session you don’t miss.

The following days keep the swell pumping in the 12ft to 18ft range, but wind starts to get too strong or cross-onshore at times. Sunday the 6th afternoon has a nice window – 18ft SW swell, clean, moderate energy, but Monday the 7th is messy with strong cross-on wind and poor conditions.

By the 9th of September, the swell drops back to a manageable 7ft, glassy morning, excellent for experienced surfers. Then the 10th gives another beautiful window with 8ft SW swell and a very long 17-second period, glassy in the morning. That’s a proper groundswell, perfect for the point.

The last few days show another pulse – Saturday 12 September morning brings a 15ft SW swell with 14-second period and clean conditions, combined energy of 14495. That’s another one for the experts.

Overall, the best on offer is the Friday 4 September morning session for experts. If you want something a little less heavy, Monday morning 31 August and Thursday morning 10 September are both glassy, clean, and really fun for intermediate and above.

That’s how it’s looking from here.

Rusty

Short Range Forecast

Mostly dry. Very mild (max 15°C on Sat afternoon, min 7°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Some drizzle, heaviest during Tue afternoon. Very mild (max 19°C on Tue morning, min 8°C on Wed night). Wind will be generally light.

Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
5
3
3
4
3
4
3
2
4
4
3
4
3
3
4
4
3
4
3
3
6
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.4
WSW
13
2.3
SW
16
2.1
SW
16
1.9
SW
14
2
SW
14
2.1
SW
13
2.3
SW
13
2.4
SW
13
2.4
SW
13
2.4
SW
14
2.3
SW
14
2.5
SW
16
2.2
SW
16
2
SW
15
2.3
SW
14
2.5
SW
14
2.5
SW
14
2.4
SW
14
2.5
SW
14
2.5
SW
14
4
SW
13
Wave Graph
Metric surfscale
Energy kJ
1906
2795
2119
1500
1558
1417
1703
1922
2012
2229
2004
3039
2266
1647
2027
2544
2570
2135
2763
2805
5293
Wind (km/h)
10
W
10
SSW
10
W
5
W
10
S
5
WNW
5
SW
10
S
5
WNW
5
NNE
10
SE
15
NW
20
NNW
15
NW
15
NW
5
WNW
10
WSW
10
NW
15
NW
25
NW
20
W
Wind State
cross-off
on
cross
glassy
on
cross-off
cross-on
on
glassy
glassy
cross-on
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-off
cross-off
cross-off
cross
High Tide
12:17PM1.70m
00:04AM1.49m
12:52PM1.76m
00:53AM1.62m
1:23PM1.81m
1:36AM1.76m
1:52PM1.84m
2:15AM1.89m
2:20PM1.85m
2:52AM1.99m
2:48PM1.86m
3:31AM2.04m
3:17PM1.85m
Low Tide
6:29PM0.80m
6:18AM0.49m
7:03PM0.65m
7:02AM0.45m
7:33PM0.50m
7:43AM0.42m
8:02PM0.36m
8:20AM0.43m
8:32PM0.23m
8:56AM0.45m
9:03PM0.12m
9:32AM0.51m
9:36PM0.05m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:50
6:48
6:47
6:46
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:58
5:58
5:59
6:00
6:00
6:01
6:02
 mm
1
2
Temp °C
13
13
9
14
15
10
15
15
9
13
11
11
19
18
14
15
15
12
16
16
13
Feels °C
10
11
7
12
13
8
13
13
7
11
9
6
15
15
11
14
13
8
11
11
8
  • Map Icons:
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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 Cathedral Rock Surf forecast

The above surf forecast table for Cathedral Rock provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cathedral Rock can be found by selecting the local surf guide option on the grey menu. Our Cathedral Rock 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 (Cathedral Rock) 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 Cathedral Rock 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.

Cathedral Rock is 52 km (32 miles) from the city of Geelong West. If you plan a holiday in Cape Otway, look for hotels and other accommodation in Geelong West. Geelong West has rooms for a wide range of budgets as well as car hire and transport links.

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