Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Shark Island (Cronulla) surfForecast / NSW – Sydney South Coast / Australia
48hr Weather and Surf, issued 4 am Friday 19 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
21.9° C
(Which is normal for this time of year)How big are the waves at Shark Island (Cronulla) today?
The current surf forecast for Shark Island (Cronulla) at 9AM is: 1.0m 7s primary swell from a East-northeast direction and 0.3m 10s secondary swell from a South direction (forecast issued at 04:00am December 19). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | 3.5ft (1.0m) | 7s |
| Afternoon (19 Dec) | 3.5ft (1.1m) | 7s |
| Evening (19 Dec) | 4.5ft (1.3m) | 4s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 19 | Saturday 20 | Sunday 21 | ||||||||||||||||||||||
| 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) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 4 | 6 | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 271 | 127 | 114 | 104 | 121 | 147 | 62 | 145 | 57 | 51 | 44 | 72 | 54 | 49 | 24 | 24 | 53 | 49 | 64 | 68 | 98 | 110 | 121 | 93 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | off | glass | cross- on | on | glass | cross- off | cross- on | cross- off | cross- off | cross- off | cross | on | on | on | cross- off | cross- off | cross- off | glass | on | on | cross- on | cross- off | cross |
High Tide / height (m) | 8:29AM 1.55 | 9:12PM 1.02 | 9:07AM 1.57 | 9:52PM 1.03 | 9:45AM 1.59 | 10:31PM 1.03 | ||||||||||||||||||
Low Tide / height (m) | 1:54AM 0.41 | 3:20PM 0.22 | 2:33AM 0.41 | 3:59PM 0.19 | 3:11AM 0.40 | 4:37PM 0.18 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | ||||||||||||||||||||||
| Sunrise | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - | 8:05 | - |
 | |  | |  |  | |  | |  | | | | | | | | | | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 25 | 22 | 24 | 29 | 27 | 30 | 30 | 28 | 26 | 25 | 24 | 25 | 27 | 28 | 26 | 24 | 21 | 21 | 22 | 27 | 27 | 33 | 29 | 24 |
| Feels °C (?) | 25 | 22 | 25 | 30 | 25 | 32 | 28 | 26 | 25 | 25 | 22 | 25 | 25 | 27 | 27 | 25 | 21 | 22 | 25 | 29 | 26 | 31 | 31 | 26 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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