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Shark Island (Cronulla) Surf Forecast
/ NSW – Sydney South Coast (18 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Shark Island (Cronulla) surfForecast / NSW – Sydney South Coast / Australia
48hr Weather and Surf, issued 3 am Wednesday 20 May 2026 AESTForecast 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 9AM is: 3.0m 9s primary swell from a South direction and 2.1m 9s secondary swell from a South direction, 1.6m 10s secondary swell from a East-northeast direction (forecast issued at 03:00am May 20). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 10ft (3.0m) | 9s |
| Afternoon (20 May) | 8ft (2.5m) | 9s |
| Evening (20 May) | 7ft (2.2m) | 9s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Very mild (max 17°C on Thu morning, min 14°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 8 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 8 | SE 7 | ESE 10 | ESE 10 | ESE 10 | |
829 | 671 | 1210 | 1331 | 1146 | 998 | 840 | 618 | 913 | 952 | 1148 | 940 | 828 | 692 | 588 | 509 | 419 | 362 | 310 | 234 | 216 | 408 | 561 | 748 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | off | cross-off | cross-off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 10:18PM1.76m | 11:22AM1.10m | 11:14PM1.68m | 12:25PM1.07m | 00:13AM1.58m | 1:32PM1.08m | ||||||||||||||||||
Low Tide | 5:16AM0.01m | 4:41PM0.38m | 6:15AM0.06m | 5:43PM0.45m | 7:16AM0.12m | 6:52PM0.50m | ||||||||||||||||||
 | |  | | |  | |  | | | | | |  | | |  | |  | | | | | | |
 | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — |
 | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 15 | 15 | 14 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 15 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 17 |
12 | 11 | 11 | 11 | 12 | 11 | 12 | 11 | 10 | 9 | 9 | 9 | 11 | 11 | 12 | 12 | 10 | 11 | 11 | 12 | 13 | 13 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | S 8 | S 9 | S 9 | S 10 | S 9 | S 9 | S 9 | S 10 | S 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 513 | 498 | 619 | 872 | 763 | 700 | 568 | 618 | 627 | 255 | 260 | 255 | 250 | 250 | 208 | 204 | 158 | 154 | 115 | 110 | 137 | 408 | 561 | 748 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | — | — | — | — | — | — | S 16 | — | S 15 | S 15 | E 7 | S 8 | S 13 | S 8 | S 8 |
| kJ | 735 | 577 | 501 | 501 | 435 | 370 | 370 | 377 | 302 | — | — | — | — | — | — | 5 | — | 5 | 17 | 43 | 20 | 13 | 4 | 33 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 14 | S 14 | S 8 | SSW 12 | S 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 16 | 14 | 4 | 49 | 24 |
Wind waves Height (m) Direction Period (s) | S 8 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | — | S 10 | S 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 7 | SSE 8 | SE 7 | S 8 | S 7 | — |
| kJ | 829 | 671 | 1210 | 1331 | 1146 | 998 | 840 | — | 913 | 952 | 1148 | 940 | 828 | 692 | 588 | 509 | 419 | 362 | 310 | 234 | 216 | 90 | 88 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 32 | 32 | 46 | 46 | 43 | 43 | 0 | 0 | 0 | 0 | 43 | 40 | 40 | 40 | 27 |
Best forecast wave conditions in Sydney South Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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