The Rock Surf Break

Lat Long: 5.97° N 80.37° E

The Rock Surf Forecast and Surf Report

Issued: 4 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Rock sea temperature is
27.4° C
0.1° 

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


The Rock surf forecast from 11 Aug 2026:

  • Most powerful swell: Tuesday 18 Aug, 8AM (local time) - 7ft (2.2m), 19s period, SSW swell with 3,333 kJ wave energy.

Best Forecast Surf Conditions for The Rock this week:

The most powerful waves expected at The Rock in the next 16 days are 2.2m 19s and forecast to arrive on Tuesday (Aug 18) at 8AM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (+0530) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 8AM (Tue 18th Aug)7ft (2.2m) 19s

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


The Lowdown

Right, grab a coffee and settle in. Let me talk you through what’s on offer at The Rock over the next couple of weeks.

First things first, the water temp is sitting at 81°, which is pretty much bang on average for this time of year, so nothing wild to report there.

Now, for the here and now, it’s a bit of a rough start. The wave energy is strong at 1914, but with a cross-onshore wind and that S swell running 4 ft with a long 19 second period, it’s going to be choppy and messy. The Rock is a reef, so that long period groundswell from the south can work well here, but the wind is just killing the quality. Honestly, the first few days are a write-off. We’ve got a stretch from Tuesday the 11th right through to Sunday the 16th where the conditions are either marginal or just poor. The wind is mostly cross or cross-onshore, and the swell is a mixed bag. The energy drops off, hitting moderate levels like 665 and even weak levels like 436. It’s not the kind of surf you’d paddle out for unless you’re desperate.

The real story starts to build from Monday the 17th. That afternoon, the swell ticks up a little, but it’s the middle of the following week that’s got my attention. On Tuesday the 18th, the swell jumps up to 7 ft from the SSW, with a very long 19 second period. The combined energy is massive – hitting 3536. That’s a serious amount of power in the water. Now, with that size, over 8 ft, this is strictly for the crew who know what they’re doing. The wind is still cross-shore which creates a bit of chop, but the power of that SSW groundswell on the reef at The Rock should produce some hefty, lined-up waves. This is the standout of the whole forecast. Wednesday the 19th holds similar at 7 ft to 7 ft from the SSW, so a good backup day for anyone who misses Tuesday.

After that, the energy stays moderate to strong into the weekend of the 22nd, but the wind stays a bit of a problem, mostly cross or cross-onshore, so the quality will drop back off. The swell does drop, and by Sunday the 23rd we’re back to smaller, weaker surf. There’s another pulse of moderate swell around Monday the 24th, but the wind is forecast to be steady cross or cross-onshore, so it’s not going to clean up nicely.

To be honest, if you’ve got your wetsuit ready, the absolute best window is Tuesday the 18th and Wednesday the 19th. That’s the big, powerful SSW groundswell coming in. The rest of the run is a scratchy affair with more wind than quality surf.

Rusty.

Short Range Forecast

Heavy rain (total 39mm), heaviest during Tue night. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 13mm), heaviest on Fri morning. Warm (max 28°C on Sat morning, min 26°C on Fri morning). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
2
1
0
1
1
0
0
0
1
1
1
1
0
0
0
1
0
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
S
19
1.2
S
18
1.1
S
18
1
S
16
1.2
S
11
1.2
S
11
1.1
S
11
1.2
S
11
0.9
S
10
1.5
SSW
11
0.6
SSW
16
1.7
W
7
1.4
WSW
7
1.4
W
7
0.9
S
11
0.9
S
11
0.9
S
11
1.2
W
10
0.5
SSW
22
0.9
SSW
21
1.6
SSW
21
Wave Graph
Metric surfscale
Energy kJ
922
930
733
529
350
344
282
319
167
531
196
287
186
181
182
184
185
266
263
801
2005
Wind (km/h)
20
WSW
15
W
15
WSW
15
W
15
W
15
W
20
W
20
WNW
20
WNW
20
W
20
W
20
W
20
WNW
20
WNW
15
WNW
20
WNW
20
WNW
15
WNW
20
W
20
WNW
15
WNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
1:51PM0.51m
2:26AM0.46m
2:23PM0.54m
2:56AM0.51m
2:52PM0.55m
3:25AM0.54m
3:20PM0.55m
3:53AM0.55m
3:46PM0.54m
4:20AM0.55m
4:10PM0.51m
4:45AM0.54m
4:34PM0.48m
5:09AM0.51m
Low Tide
8:19PM0.05m
8:15AM0.09m
8:45PM0.01m
8:50AM0.06m
9:11PM-0.02m
9:22AM0.06m
9:36PM-0.03m
9:51AM0.06m
10:00PM-0.03m
10:19AM0.07m
10:24PM-0.01m
10:46AM0.09m
10:46PM0.03m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
rain showers
thunderstorm
part cloud
part cloud
part cloud
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:03
6:03
6:03
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:22
6:22
6:22
6:22
6:22
6:21
 mm
2
3
11
5
4
8
2
1
3
3
4
4
1
1
2
Temp °C
28
28
26
27
26
26
27
27
27
27
27
26
28
28
26
28
28
27
28
28
26
Feels °C
29
29
29
29
28
29
29
28
29
28
27
28
29
28
28
29
29
29
29
28
29
  • 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
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Information about the The Rock Surf forecast

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

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