Slab
right
Level 10/10

Shark Island

Cronulla, Australia
⚠️Shallow🪸Sharp reef🦔Urchins😮‍💨Hold-downs

Shark Island is Sydney's most punishing wave—a right-hand slab that breaks over an almost-dry rock shelf, producing thick, heavy barrels of cartoonish proportions. The wave is mostly dominated by bodyboarders due to the shallow, square-shaped takeoff that makes standing up nearly suicidal. It only works for two hours either side of high tide, and even then, broken bones and backs are common. This is Sydney's gladiatorial arena: brutal, unforgiving, and spectacular to watch.

10-Day Forecast
Today6
15
Poor
1.1m@9s
10km/h
Fri7
16
Poor
1.0m@9s
11km/h
Sat8
3
Poor
0.9m@8s
7km/h
Sun9
0
Poor
1.1m@10s
10km/h
Mon10
0
Poor
1.4m@10s
26km/h
Tue11
0
Poor
1.5m@11s
14km/h
Wed12
7
Poor
1.1m@10s
18km/h
Thu13
41
Poor
2.0m@11s
21km/h
Fri14
51
Fair
2.4m@11s
8km/h
Sat15
18
Poor
1.5m@10s
12km/h
Groomed Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: MorningAM 12 km/h · PM 10 km/h
Groomed
Clean faces from offshore winds
Swell
1.1m
SSE(165°)
Score: 5/25
Period
9s
Short period / windswell
Score: 2/25
Wind
10km/h
WNW(303°)
Score: 17/25
Weather
14°C
0.0mm20%
First light 6:13amSunrise 6:43amSunset 5:18pmLast light 5:48pm
Windswell0.1m@1sSecondary0.5mConfidence
100%

Location & Conditions

Loading map...
0°45°90°135°180°225°270°315°NESW
Swell
Wind
Showing forecast for today

Hourly Forecast, Tide & Strike Windows

Strike window: 10:58am–4:51pm · through highIdeal tide: 1.2–2.0m
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
°C
7°
11°
17°
18°
15°
8°
11°
17°
16°
14°
8°
12°
18°
17°
16°
9°
11°
18°
17°
14°
11°
13°
15°
16°
14°
9°
12°
16°
17°
16°
12°
14°
15°
16°
15°
12°
14°
16°
18°
16°
11°
15°
17°
17°
15°
13°
15°
16°
15°
14°
3m1.5
sec
9s
9s
9s
9s
9s
9s
9s
9s
9s
9s
8s
8s
8s
8s
8s
10s
10s
10s
10s
10s
10s
10s
10s
10s
10s
11s
11s
11s
11s
11s
10s
10s
10s
10s
10s
11s
11s
11s
11s
11s
11s
11s
11s
11s
11s
10s
10s
10s
10s
10s
swell
windkm/h
13g26
11g26
8g29
10g28
10g18
13g25
11g26
9g33
15g37
10g26
4g8
6g18
5g20
11g29
11g23
4g9
8g17
9g28
13g31
16g34
25g55
30g66
30g76
24g68
15g53
13g27
14g31
16g45
15g46
12g31
15g41
13g50
17g60
24g70
22g67
20g46
23g51
22g54
19g55
18g51
8g28
5g22
7g25
11g34
9g35
11g20
12g28
13g31
13g32
10g31
tidem
7:09am0.6m
1:53pm1.6m
8:27pm0.7m
2:10am1.3m
8:08am0.6m
2:57pm1.7m
9:45pm0.6m
3:33am1.2m
9:09am0.6m
4:03pm1.7m
11:03pm0.5m
4:52am1.3m
10:19am0.6m
5:07pm1.9m
5:53am1.4m
11:30am0.6m
6:03pm1.9m
1:07am0.3m
6:58am1.3m
12:24pm0.5m
7:06pm2.1m
1:48am0.4m
7:51am1.6m
1:24pm0.6m
7:50pm2.1m
2:37am0.3m
8:36am1.5m
2:13pm0.4m
8:40pm2.0m
3:17am0.3m
9:21am1.6m
3:06pm0.5m
9:27pm1.9m
3:56am0.3m
Ideal tideStrike windowDanger tideNight

Tide times today

7:09 am
Low tide - 0.58m
1:53 pm
High tide - 1.63m
8:27 pm
Low tide - 0.66m
Times shown in spot-local time.

Strike Score Breakdown

15
Poor
Components
Swell Direction9/25
Swell Size5/25
Swell Period2/25
Wind17/25
Raw Score33/100
Adjustments
Wind History+6
🚫 Tide-10
💨 Gusty Wind-4
📉 Undersized Swell-10
🚫 Undersized Capmax 64
🚫 Tide Capmax 35
Adjusted Score15/100
Confidence
Multiplier×1.00
Final Score15
✨ Groomed🌊 Too low for this break

Plan Your Strike

Return flights to SYD, departing today with a 5-day trip window.

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Swell Requirements

Optimal direction
SE (135°)
Direction range
90° - 170°
Size range
1.2m - 3m
Ideal size
2.5m
Height multiplier
1.00×
Ideal period
16s+

Wind Requirements

Optimal direction
WSW (250°)
Offshore range
225° - 315°

Tide Requirements

Optimal tide
high
Optimal range
1.2m - 2m
Danger below
0.8m

Water temp

19°C

Wetsuit

3/2mm fullsuit

Difficulty

10/10

Crowd level

5/10

Frequently Asked Questions

What tide is best at Shark Island?

Shark Island works best on a high tide, ideally between 1.2m and 2m on the local tide chart. The tide chart above shows today’s strike window. Below 0.8m it gets dangerously shallow.

What wind direction is offshore at Shark Island?

Offshore wind at Shark Island blows from the WSW (250°). Anything in the 225° to 315° range grooms the faces; outside it, expect chop or bumpy conditions.

What swell size and direction work best at Shark Island?

Shark Island wants SE swell (90° to 170°) between 1.2m and 3m, with a period of 16s or more for quality waves.

When is the best time of year to surf Shark Island?

The main season at Shark Island is Mar-Aug. Autumn-winter. Only surfable 2hrs either side of high tide.

How do I get to Shark Island?

Fly into SYD, then allow about 35 minutes by road.

What kind of wave is Shark Island?

Shark Island is a slab break, a right-hander. Difficulty is rated 10/10.

Best Season

Peak: Mar-Aug

Autumn-winter. Only surfable 2hrs either side of high tide.

Getting There

Airport
SYD
Drive time
35 min
Data quality
verified

Strike Log

Community Discussion