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Surf Forecasts:
Shark Island (Cronulla) surfForecast / NSW – Sydney South Coast / Australia
48hr Weather and Surf, issued 4 am Thursday 11 Dec 2025 AEDTForecast 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
21.8° C
(Which is slightly warmer than usual)How big are the waves at Shark Island (Cronulla) today?
The current surf forecast for Shark Island (Cronulla) at 9AM is: 0.4m 9s primary swell from a East-northeast direction and 0.1m 13s secondary swell from a East direction (forecast issued at 04:00am December 11). An open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.4m) | 9s |
| Afternoon (11 Dec) | 1.5ft (0.5m) | 9s |
| Evening (11 Dec) | 4.5ft (1.4m) | 6s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 5 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 7 | 11 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 28 | 30 | 30 | 31 | 46 | 46 | 123 | 114 | 81 | 102 | 145 | 187 | 280 | 699 | 325 | 308 | 246 | 242 | 189 | 163 | 146 | 144 | 102 | 92 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross | cross- off | cross- on | on | on | on | on | cross- on |
High Tide / height (m) | 2:32AM 1.11 | 2:11PM 1.35 | 3:30AM 1.15 | 3:10PM 1.22 | 4:25AM 1.21 | 4:11PM 1.11 | ||||||||||||||||||
Low Tide / height (m) | 7:59AM 0.54 | 9:01PM 0.24 | 9:13AM 0.57 | 9:48PM 0.30 | 10:27AM 0.56 | 10:32PM 0.35 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:59 | - | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - |
 | |  | |  | |  | |  | |  | | |  | |  | | | |  | | | |  | |
Rain (mm) | 2 | 3 | - | - | 1 | - | - | - | 1 | 3 | 4 | 4 | 2 | - | - | - | - | - | - | - | - | - | - | 3 |
| Temp. °C | 18 | 19 | 19 | 20 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 19 | 19 | 18 | 18 | 19 | 22 | 23 | 22 | 21 | 22 |
| Feels °C (?) | 14 | 16 | 16 | 16 | 15 | 17 | 18 | 17 | 17 | 17 | 18 | 17 | 18 | 19 | 19 | 21 | 19 | 19 | 19 | 21 | 20 | 19 | 21 | 23 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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