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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 9 am Thursday 18 Sep 2025 AEST
How big are the waves at Shark Island (Cronulla) today?
The current surf forecast for Shark Island (Cronulla) at 11AM is: 1.1m 7s primary swell from a South direction and 0.7m 9s secondary swell from a South direction (forecast issued at 09:00am September 18). The wind direction is predicted to be offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3.5ft (1.1m) | 6s |
| Afternoon (18 Sep) | 3.5ft (1.0m) | 8s |
| Evening (18 Sep) | 2.5ft (0.7m) | 7s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 6 | 8 | 8 | 8 | 7 | 7 | 10 | 10 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 10 | 6 | 10 | 10 | 10 | 9 | 9 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 114 | 97 | 165 | 131 | 74 | 52 | 38 | 96 | 89 | 61 | 61 | 58 | 49 | 34 | 39 | 49 | 52 | 35 | 31 | 30 | 16 | 41 | 201 | 267 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | on | on | cross- on | cross- off | cross- off | cross- off | cross- on | on | cross | cross | cross- on | cross- on | cross- on | cross- off | off | cross- off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 5:58AM 1.09 | 5:53PM 1.51 | 6:41AM 1.17 | 6:39PM 1.52 | 7:18AM 1.25 | 7:19PM 1.51 | ||||||||||||||||||
Low Tide / height (m) | 11:29AM 0.42 | 12:36AM 0.18 | 12:20PM 0.36 | 1:12AM 0.16 | 1:05PM 0.30 | 1:44AM 0.15 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
| Sunrise | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:49 | - | - | - | - |
 |  | | |  | | | | | |  | |  |  | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 16 | 17 | 17 | 17 | 16 | 14 | 13 | 13 | 18 | 21 | 23 | 18 | 19 | 17 | 16 | 18 | 18 | 19 | 18 | 16 | 13 | 12 | 10 |
| Feels °C (?) | 9 | 14 | 16 | 14 | 13 | 14 | 13 | 11 | 9 | 14 | 16 | 21 | 16 | 14 | 12 | 12 | 16 | 11 | 11 | 10 | 10 | 7 | 7 | 5 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for NSW - Sydney South Coast
Continuing clean conditions at Shark Island (Cronulla) (light winds from the ESE at Cronulla 1 km from Shark Island (Cronulla)). 1.4m 11s groundswell from the S with a 0.4m 7s swell from the NE. 2 swells combining to make bigger set waves.
1 h 18 min ago
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