Shark Island (Cronulla) Surf Break

Lat Long: 34.06° S 151.16° E

Shark Island (Cronulla) Surf Forecast and Surf Report

Issued: 9 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shark Island (Cronulla) sea temperature is
17.0°C
0.7° 

Shark Island (Cronulla) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Shark Island (Cronulla) surf forecast from 1 Sep 2026:

  • Best quality surf: Sunday 6 Sep, 7AM (local time) - 4ft (1.2m), 12s period, S swell with offshore winds.
  • Most powerful swell: Monday 7 Sep, 10PM (local time) - 7ft (2.1m), 7s period, NE swell with 416 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 2 Sep, 4PM (local time) - 2ft (0.6m), 10s period with S swell.

Best Forecast Surf Conditions for Shark Island (Cronulla) this week:

The surf forecast for Shark Island (Cronulla) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 02) at 4PM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.4m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Shark Island (Cronulla) in the next 16 days are 2.1m 7s and forecast to arrive on Monday (Sep 07) at 10PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Saturday (Sep 05) at 4PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 4PM (Wed 2nd Sep)2ft (0.6m) 10s
Best Surf 7AM (Sun 6th Sep)4ft (1.2m) 12s
Most Powerful10PM (Mon 7th Sep)7ft (2.1m) 7s

Table - best surf conditions forecast for Shark Island (Cronulla) over the next 16 days.


The Lowdown

G'day, Rusty here. Look, I'm not gonna lie to you—the next week and a half is a bit of a struggle for Shark Island (Cronulla). We've got a long stretch of small, messy, or just plain poor surf from Tuesday the 1st right through to Sunday the 6th. The wind is mostly cross or onshore, and the swell is tiny, often under 3 ft, with weak energy readings. It's a tough time to be a surfer around here. The water temp is sitting at 63°, which is pretty normal for this time of year, so at least the wetsuit call is easy.

Then, just when you're about to give up, things turn around. We get a bit of a teaser on Sunday the 6th morning—glassy conditions with a 4 ft South swell, 11-second period, and moderate energy. That's a clean, nice little session, but it doesn't last. The afternoon goes onshore and choppy again.

The real standout, the one you've gotta circle on your calendar, is Friday the 11th of September. The morning is an absolute ripper for the experts. We're looking at a massive 16 ft South swell, 12-second period, and the energy reading is through the roof. That's serious power. The wind is light from the SSW, keeping it clean. This is a big, dangerous swell—only for advanced surfers who know what they're doing. The optimum swell direction for this reef is SE, so this South swell is a bit off-angle, but with that much energy, it'll still be pumping. The afternoon drops off but stays clean with a 12 ft SSE swell.

After that, things settle down into a nice, consistent run of cleaner, smaller waves through the second week. Saturday the 12th has a clean 6 ft SSE swell in the morning, Sunday the 13th offers a clean 4 ft SE swell, and Monday the 14th morning is looking glassy with a 4 ft ESE swell and moderate energy. That Monday morning is a beauty for a solid fun session. The crowds can be a thing at times here, so just keep that in mind.

So, the big call: if you're an expert, Friday the 11th morning is the absolute pinnacle. For everyone else, target the Sunday the 6th morning, or the Saturday 12th, Sunday 13th, and Monday 14th mornings for cleaner, more manageable waves. The rest of the period is a write-off, so don't bother.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Wed morning, min 12°C on Thu night). Winds increasing (light winds from the WNW on Wed afternoon, fresh winds from the W by Thu afternoon).

Days 4-6 Weather Summary

Mostly dry. Warm (max 26°C on Sat morning, min 14°C on Sat night). Winds decreasing (strong winds from the WNW on Sat afternoon, calm by Sun morning).

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
S
11
0.8
S
11
0.7
S
10
0.6
S
10
0.6
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.4
SSE
10
0.9
S
10
0.6
S
8
0.4
S
10
0.5
S
10
0.4
S
10
0.3
S
9
1.3
S
11
1.1
S
9
0.7
S
12
1
S
10
0.8
S
10
1.3
ENE
7
Wave Graph
Metric surfscale
Energy kJ
151
143
100
77
75
50
52
52
33
159
40
33
48
29
15
394
186
137
186
122
164
Wind (km/h)
15
NNW
10
N
10
NNW
15
WNW
5
WNW
15
NW
20
W
30
WSW
15
WSW
15
NW
20
NE
15
NNW
15
NW
45
WNW
20
WSW
5
ESE
20
E
10
NNW
15
NNE
15
NE
10
N
Wind State
cross-on
cross-on
cross
cross-off
cross-off
cross
cross-off
off
off
cross
on
cross
cross
cross-off
off
glassy
cross-on
cross-on
cross-on
on
cross-on
High Tide
10:47AM1.44m
11:01PM1.26m
11:33AM1.44m
11:54PM1.14m
12:27PM1.43m
1:01AM1.04m
1:31PM1.43m
2:23AM0.97m
2:45PM1.44m
3:51AM0.97m
3:59PM1.49m
5:04AM1.03m
5:04PM1.56m
Low Tide
5:02PM0.29m
5:05AM0.26m
6:00PM0.32m
5:50AM0.33m
7:08PM0.35m
6:45AM0.41m
8:29PM0.35m
7:55AM0.47m
9:51PM0.31m
9:14AM0.47m
11:01PM0.23m
10:29AM0.43m
11:58PM0.15m
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:11
6:11
6:09
6:07
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:36
5:37
5:37
5:37
5:38
5:39
5:39
 mm
Temp °C
22
24
19
25
25
20
23
22
16
19
18
17
26
25
19
17
16
16
19
19
18
Feels °C
18
20
15
22
23
16
19
15
10
16
14
15
19
16
15
14
12
13
15
17
18
  • 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 Shark Island (Cronulla) Surf forecast

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

Shark Island (Cronulla) is 2 km (1 miles) from Cronulla. If you plan a holiday in Sydney South Coast, look for hotels and other accommodation in Cronulla. Cronulla has rooms for a wide range of budgets as well as car hire and transport links.

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