Shark Island (Cronulla) Surf Break

Lat Long: 34.06° S 151.16° E

Shark Island (Cronulla) Surf Forecast and Surf Report

Issued: 3 pm 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Shark Island (Cronulla) sea temperature is
16.6° C
1.1° 

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 17 Jul 2026:

  • Best quality surf: Sunday 19 Jul, 7AM (local time) - 6ft (1.9m), 11s period, ENE swell with cross-offshore winds.
  • Most powerful swell: Sunday 19 Jul, 7AM (local time) - 6ft (1.9m), 11s period, ENE swell with 894 kJ wave energy.
  • Next surfable swell (1★+): Saturday 18 Jul, 1AM (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 Saturday (Jul 18) at 1AM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.7m and 6s. 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 1.9m 11s and forecast to arrive on Sunday (Jul 19) at 7AM. 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 Thursday (Jul 23) at 1PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Sat 18th Jul)2ft (0.6m) 10s
Best Surf 7AM (Sun 19th Jul)6ft (1.9m) 11s
Most Powerful 7AM (Sun 19th Jul)6ft (1.9m) 11s

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


The Lowdown

Alright, let’s get into it.

We’ve got a bit of a slow run ahead here at Shark Island (Cronulla), but there’s a couple of windows where it’ll come alive. The water’s sitting at 62°, which is a bit colder than normal for this time of year – you’ll feel that nip in the air and the water.

Friday afternoon is the kickoff: tiny 2ft easterly windswell, period a short 7 seconds, combined energy is weak at 103. But, the wind is glassy – dead calm – so if you just want a grovel on a longboard, you could have some fun. It’s surfable but ordinary.

Saturday the 18th brings a bit more size, but the wind is messy. Morning is cross-off with 3ft at 6 seconds, poor. Afternoon picks up to 3ft at 7 seconds, but the cross-shore wind chops it up. Not worth paddling out.

Now, Sunday the 19th morning is the first real standout. Swell jumps to 7ft from the ENE with a solid 11-second period, and the energy is pumping – 1048 (moderate to strong). The wind is light and cross-off from the SSE, so the waves will be clean. This is a reef break for advanced surfers, and it’s fairly consistent. Expect some long lines but with those longer periods, it could break a bit straight at times – still, the quality is there. Afternoon drops to 6ft and 760 energy, with a light cross-shore; marginal but surfable.

Monday the 20th morning is another good one: 5ft from the ENE, 10-second period, energy at 598, and light offshore (WNW) wind. Clean, decent shape. Not a massive standout, but solid. Afternoon turns onshore from the NE – avoid.

Tuesday the 21st drops off: 4ft ENE, but the wind is cross and then cross-on. Energy is fading to 377. Wednesday through to the end of July is mostly small and weak, under 3ft, with energy rarely cracking 150. Thursday the 31st of July morning is the late-week surprise: 7ft from the south, short 7-second period, but with a fresh offshore wind from the SW (16 mph). That’s a clean, punchy, expert-only wave – over 8ft at the peak, so only for the experienced. Combined energy hits 488. Afternoon holds at 7ft from the south, 8 seconds, 613 energy, with a gentle cross-off – still good.

After that, it fades fast into August: Saturday the 1st is back to tiny, poor conditions.

Overall, your best bet is Sunday the 19th morning – that ENE groundswell with clean wind is the highlight. The end of the month on the 31st is also worth a look, especially for the experts who don’t mind a bit of power and offshore wind. There’s a long gap of small, poor surf in between, so pick your windows.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Fri afternoon. Very mild (max 17°C on Fri night, min 12°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 19°C on Wed morning, min 11°C on Mon night). Wind will be generally light.

Fri
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
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
0
0
1
3
2
3
2
0
1
1
0
1
0
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)
0.7
E
7
0.6
S
10
0.5
S
10
1
E
7
1.4
E
8
2
ENE
11
1.7
ENE
10
1.7
ENE
10
1.5
ENE
10
1.5
ENE
10
1.4
ENE
10
1.3
ENE
10
1.2
ENE
10
1.1
ENE
10
0.9
ENE
9
0.8
ENE
9
0.8
ENE
9
0.6
ENE
9
0.6
ENE
9
1
S
7
Wave Graph
Metric surfscale
Energy kJ
53
71
51
93
260
883
622
585
451
451
380
314
263
218
124
96
94
68
65
103
Wind (km/h)
5
SE
10
SE
20
SSE
20
SE
15
SSE
15
SSE
10
SE
5
NW
10
WNW
20
NE
10
NW
5
NW
10
ENE
10
WNW
15
WNW
20
SSE
15
WSW
10
WSW
20
SSE
15
W
Wind State
glassy
cross-off
cross-off
cross
cross-off
cross-off
cross
glassy
cross-off
on
cross
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
10:36PM1.66m
11:28AM1.26m
11:23PM1.50m
12:16PM1.27m
00:11AM1.33m
1:05PM1.28m
1:02AM1.17m
1:57PM1.29m
1:59AM1.03m
2:51PM1.30m
3:05AM0.94m
3:46PM1.32m
Low Tide
4:15PM0.29m
5:17AM0.05m
5:09PM0.34m
5:58AM0.14m
6:07PM0.41m
6:38AM0.23m
7:10PM0.47m
7:19AM0.32m
8:19PM0.51m
8:02AM0.41m
9:32PM0.51m
8:50AM0.47m
10:42PM0.48m
rain showers
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:56
6:56
6:56
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:04
5:05
5:06
5:06
5:07
5:07
5:07
 mm
1
Temp °C
16
17
17
17
17
16
16
15
15
16
14
14
15
14
19
17
14
15
15
14
Feels °C
16
15
13
13
14
13
14
15
13
13
12
13
14
13
16
12
9
12
11
12
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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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