Cathedral Rock Surf Break

Lat Long: 38.52° S 144.00° E

Cathedral Rock Surf Forecast and Surf Report

Issued: 9 am 30 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cathedral Rock sea temperature is
13.9° C
0.5° 

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 30 Jul 2026:

  • Best quality surf: Monday 3 Aug, 7PM (local time) - 8ft (2.5m), 14s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Saturday 1 Aug, 10PM (local time) - 8ft (2.5m), 16s period, SW swell with 3,808 kJ wave energy.
  • Next surfable swell (1★+): Thursday 30 Jul, 7PM (local time) - 7ft (2.1m), 13s 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 Thursday (Jul 30) at 7PM. The primary swell is predicted to be 2.1m and 13s period with a secondary swell of 0.1m and 24s. 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 2.5m 16s and forecast to arrive on Saturday (Aug 01) at 10PM. 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 Monday (Aug 03) at 4AM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7PM (Thu 30th Jul)7ft (2.1m) 13s
Best Surf 7PM (Mon 3rd Aug)8ft (2.5m) 14s
Most Powerful10PM (Sat 1st Aug)8ft (2.5m) 16s

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


The Lowdown

G’day, Rusty here. We’ve got a solid run of swell setting up for Cathedral Rock, starting this Thursday, July 30th. The water is sitting at 57° – pretty much average for this time of year, so no shock to the system when you get in.

The first few days are a bit average. Thursday morning has a 8ft SW swell with a 13-second period, but the wind is cross and the wave energy is strong (2166). It’s not terrible, but it’s messy. That afternoon stays similar – 8ft SW, cross-wind, same story. Not worth rushing out for.

Then Friday morning, July 31st, things clean right up. The swell drops to 6ft from the SW, period is 12 seconds, and the wind goes glassy with light WNW airs. The energy is moderate (903). It’s clean, it’s fun, and the crowd profile says “sometimes” – so you might have a few out, but nothing mental. This is a good morning for a trim.

Saturday morning, August 1st, is the first real standout. Swell is 6ft from the SW, period jumps to 17 seconds – that’s a long-period groundswell. Wind is offshore from the NNW at 6 mph. The energy is strong (1843). This is excellent surf for experienced surfers. The period is long, so at a point break like Cathedral Rock, the waves will wrap in nicely with good shape. Conditions are clean. This is the one to circle.

Sunday morning, August 2nd, keeps the quality up. 7ft SW swell, 16-second period, offshore NNW wind at 9 mph. Energy is strong (2461). Still excellent for experienced surfers. The paddle out will be easier with those long gaps between sets.

Monday, August 3rd, gets a bit messy with light rain and cross-off winds, but the swell is still 7ft SW. Not the best, but still surfable.

Tuesday morning, August 4th, is another clean morning with 8ft SW swell, 11-second period, and cross-off WNW wind. Good energy (1535). The afternoon goes south with onshore and rain.

Wednesday, August 5th, stays clean with 5ft to 5ft SW swell and cross-off winds. Smooth, easy waves.

Thursday, August 6th, starts clean with 5ft SW at 16 seconds, but the afternoon gets messy – 10ft WSW with cross-on wind. That’s big and choppy.

Friday, August 7th, is a cracker. Morning is glassy, 7ft SW swell at 14 seconds, energy is strong (2328). Perfect conditions for a point.

Saturday, August 8th, and Sunday, August 9th, offer clean offshore mornings with 5ft to 5ft SW swell. Solid, consistent fun.

Now, the big one. Tuesday, August 11th. This is the standout of the entire outlook. Morning has 13ft SW swell with a 16-second period, offshore N wind at 9 mph, and energy is extreme (9498). This is exceptional surf for expert surfers only. The afternoon is even bigger – 15ft SW, glassy conditions, energy at 8715. This is a serious session for the crew who know what they’re doing. At 8ft+ it’s expert-only territory, and this is way beyond that.

Wednesday, August 12th, drops to 10ft WSW but with cross-on wind – messy, but still big.

Thursday, August 13th, sees a drop to 3ft SW with a very long 18-second period. Clean cross-off wind. Nice, mellow morning.

Friday, August 14th, ends the run with 5ft SW at 16 seconds, clean and cross-off in the morning. A solid way to finish.

Overall, the first week is a slow build, with Saturday August 1st and Sunday August 2nd as the early standouts. But the real prize is Tuesday August 11th – that’s a monster, expert-only day. Stay safe out there.

Rusty.

Short Range Forecast

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

Days 4-6 Weather Summary

Light rain (total 5mm), mostly falling on Sun night. Very mild (max 15°C on Sun morning, min 8°C on Sun night). Wind will be generally light.

Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
3
3
3
3
4
4
4
4
4
3
3
2
4
4
1
3
4
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
SW
13
2.4
SW
13
2
SW
12
1.7
SW
12
1.7
SW
12
1.6
SW
12
1.8
SW
17
1.8
SW
17
2.5
SW
16
2.2
SW
16
2
SW
15
1.8
SW
14
2
SW
14
2.1
SW
14
3
WSW
13
2.3
SW
11
1.6
SW
10
1.4
SW
11
1.5
SW
14
1.4
SW
13
1
SW
16
Wave Graph
Metric surfscale
Energy kJ
2076
1945
1188
819
792
678
1837
1732
3376
2414
1808
1402
1537
1587
2773
1365
499
483
813
663
523
Wind (km/h)
10
W
10
WSW
10
WNW
5
WNW
5
SSE
5
NW
10
NNW
5
NNW
10
NNW
15
NNW
15
N
25
NW
20
NNW
20
W
15
W
15
WNW
15
SW
10
WNW
10
WNW
10
WNW
10
NW
Wind State
cross
cross
cross-off
glassy
glassy
cross-off
off
cross-off
cross-off
off
off
cross-off
cross-off
cross
cross-off
cross-off
cross-on
cross-off
cross-off
cross-off
cross-off
High Tide
12:47PM1.81m
00:13AM1.43m
1:23PM1.86m
1:04AM1.51m
1:56PM1.90m
1:49AM1.60m
2:26PM1.92m
2:31AM1.69m
2:55PM1.92m
3:12AM1.77m
3:22PM1.89m
3:53AM1.83m
3:50PM1.86m
Low Tide
7:00PM0.85m
6:31AM0.38m
7:37PM0.75m
7:15AM0.36m
8:09PM0.63m
7:56AM0.36m
8:40PM0.52m
8:35AM0.38m
9:09PM0.41m
9:13AM0.43m
9:39PM0.31m
9:51AM0.50m
10:11PM0.22m
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
rain showers
light rain
light rain
part cloud
clear
rain showers
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:26
7:26
7:24
7:24
7:22
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:32
5:34
5:35
5:36
5:37
5:37
 mm
1
2
1
1
Temp °C
12
12
10
13
12
11
13
15
9
15
15
10
12
11
10
12
13
11
12
12
9
Feels °C
8
9
8
11
10
9
10
13
6
10
10
5
7
7
7
9
10
9
8
8
5
  • Map Icons:
  • Break
  • 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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