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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 pm Monday 18 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 1.0°C colder than average for this time of year)How big are the waves at Shark Island (Cronulla) today?
The current surf forecast for Shark Island (Cronulla) at 9PM is: 2.4m 8s primary swell from a East-northeast direction and 1.9m 9s secondary swell from a East-northeast direction (forecast issued at 03:00pm May 18). The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 6.5ft (2.0m) | 9s |
| Evening (18 May) | 8ft (2.4m) | 8s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 18°C on Mon afternoon, min 14°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the SSW by Wed night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | |
613 | 554 | 829 | 919 | 573 | 690 | 792 | 842 | 1018 | 1059 | 884 | 819 | 726 | 679 | 859 | 1173 | 932 | 818 | 670 | 1015 | 1190 | 885 | 996 | 1057 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | glassy | glassy | off | off | off | cross-off | off | off | off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | cross-off | |
High Tide | 9:25PM1.80m | 10:21AM1.15m | 10:18PM1.76m | 11:22AM1.10m | 11:14PM1.68m | |||||||||||||||||||
Low Tide | 2:55PM0.26m | 4:18AM-0.03m | 3:46PM0.32m | 5:16AM0.01m | 4:41PM0.38m | 6:15AM0.06m | ||||||||||||||||||
 |  |  | | | | | | | |  | | |  |  | |  | | | | | | | | |
 | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — |
 | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | 4:59 |
— | 1 | 1 | 5 | 3 | 1 | 1 | — | 1 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 19 | 18 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 14 | 14 | 16 | 16 | 17 | 17 | 15 | 15 | 16 | 14 | 15 |
20 | 18 | 18 | 17 | 18 | 17 | 16 | 17 | 15 | 14 | 14 | 14 | 13 | 10 | 10 | 12 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 9 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | S 9 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | E 10 | E 10 | S 9 |
 kJ | 613 | 554 | 530 | 576 | 573 | 690 | 792 | 842 | 1018 | 1059 | 884 | 819 | 621 | 679 | 614 | 780 | 418 | 356 | 306 | 670 | 848 | 245 | 245 | 828 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | NE 8 | — | S 4 | — | — | S 7 | S 8 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | — | — | — | ENE 10 | E 10 | — | — | E 10 |
| kJ | — | — | — | — | — | 398 | — | 9 | — | — | 128 | 359 | 726 | 634 | 555 | 492 | — | — | — | 306 | 250 | — | — | 245 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | ENE 8 | ENE 8 | — | SSW 3 | SSW 4 | SW 4 | SSW 5 | S 5 | S 7 | S 8 | — | — | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | — | — | 829 | 919 | — | 1 | 8 | 19 | 13 | 28 | 297 | 624 | — | — | 859 | 1173 | 932 | 818 | 670 | 1015 | 1190 | 885 | 996 | 1057 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 39 | 40 | 46 |
Best forecast wave conditions in Sydney South Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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