Shark Island (Cronulla) surf break

Shark Island (Cronulla) surfForecast / NSW – Sydney South Coast / Australia

information circle48hr Weather and Surf, issued 3 pm Tuesday 19 May 2026 AEST
Forecast update in hr  min  s Forecast update imminent
Shark Island (Cronulla) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shark Island (Cronulla) sea temperature is
19.3° C
(Which is slightly cooler than normal)

How big are the waves at Shark Island (Cronulla) today?

The current surf forecast for Shark Island (Cronulla) at 12AM is: 1.8m 10s primary swell from a East-northeast direction and 2.0m 8s secondary swell from a South direction (forecast issued at 03:00pm May 19). The wind direction is predicted to be offshore and the swell rating is 3.

Time (AEST) & DateWave HeightWave Period
Morning (20 May)--
Afternoon (20 May)8ft (2.4m)10s
Evening (20 May)6.5ft (2.0m)10s

Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Tue afternoon. Very mild (max 17°C on Tue afternoon, min 14°C on Tue night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the S by Thu morning).

Tue
19
Wednesday
20
Thursday
21
Fri
22
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
Rating
(10 max)
3
2
3
3
4
4
4
4
2
1
4
3
3
2
2
1
1
1
1
2
1
1
1
1
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.4
ENE
10
2.4
ENE
10
2.2
ENE
10
2
ENE
10
2.4
S
9
2.1
S
9
2.5
S
9
3
S
9
2.3
S
9
2.2
S
9
2.4
S
10
1.9
S
10
1.9
S
10
2.2
S
10
2.5
S
9
2.4
S
9
2.4
S
9
2.3
S
8
2.3
SSE
8
2.1
S
8
2
SSE
8
1.9
SSE
8
1.8
SSE
7
1.7
SSE
7
Wave Graph
Metric surfscale
Energy kJ
1152
1175
988
803
837
656
1016
1331
912
810
1041
697
683
891
1041
919
859
754
655
573
486
432
362
311
Wind (km/h)
15
WSW
25
SSW
20
SW
20
SW
10
WSW
20
SW
15
SW
20
SW
25
S
25
S
20
SSW
20
WSW
20
SW
30
SSW
25
SSW
30
SSW
35
S
30
S
30
S
25
SSW
20
S
25
S
20
S
25
S
off
off
off
off
cross-off
off
off
off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
10:21AM1.15m
10:18PM1.76m
11:22AM1.10m
11:14PM1.68m
12:25PM1.07m
00:13AM1.58m
Low Tide
3:46PM0.32m
5:16AM0.01m
4:41PM0.38m
6:15AM0.06m
5:43PM0.45m
7:16AM0.12m
light rain
light rain
light rain
light rain
cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
light rain
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:00
4:59
4:59
4:58
1
1
1
1
1
1
Temp °C
18
17
16
17
16
15
14
15
16
16
17
15
15
15
14
15
17
16
16
15
15
15
16
17
17
13
13
13
14
11
10
11
10
10
12
11
10
9
8
9
10
10
10
11
12
11
12
12
Swell 1
Height (m)
Direction
Period (s)
2.4
ENE
10
2.4
ENE
10
2.2
ENE
10
2
ENE
10
2
S
8
1.8
S
9
2
S
9
2.3
S
9
1.4
ENE
10
1.4
ENE
10
2
S
10
1.9
S
10
1.9
S
10
1.1
E
10
1.1
E
10
1.1
E
10
1
E
10
1
E
10
1
E
10
0.9
E
10
0.9
E
10
0.9
E
10
0.9
E
9
0.9
E
9
Energy kJ
1152
1175
988
803
572
487
664
944
435
435
730
697
683
255
250
245
204
204
198
158
154
148
142
136
Swell 2
Height (m)
Direction
Period (s)
1.8
ENE
10
1.6
ENE
10
1.6
ENE
10
1.6
ENE
10
1.3
ENE
10
1.2
ENE
10
1.2
E
10
0.1
S
16
0.1
S
16
0.1
S
18
0.2
S
16
0.2
S
14
Energy kJ
735
577
501
501
370
312
302
5
5
6
21
16
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SSW
4
0.6
S
5
1.2
S
7
1.9
S
8
2.4
S
9
2.1
S
9
2.5
S
9
3
S
9
2.3
S
9
2.2
S
9
2.4
S
10
2.2
S
10
2.5
S
9
2.4
S
9
2.4
S
9
2.3
S
8
2.3
SSE
8
2.1
S
8
2
SSE
8
1.9
SSE
8
1.8
SSE
7
1.7
SSE
7
Energy kJ
5
17
128
443
837
656
1016
1331
912
810
1041
891
1041
919
859
754
655
573
486
432
362
311
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
3
3
4
4
3
2
1
3
3
3
3
3
2
Distance (km)
0
32
0
0
0
0
0
0
0
0
0
0
0
32
32
73
82
46
40
0
43
0
29
40
Best forecast wave conditions in Sydney South Coast
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
3
3
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
4
4
4
4
4
4
4
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
4
4
4
4
4
4
4
5
5
5
4
4
4
5
5
5
4
5
4
4
4
5
4
4
  • 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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