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:
Sharkies surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 4 am Thursday 18 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Sharkies surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sharkies sea temperature is
21.8° C
(Which is normal for this time of year)How big are the waves at Sharkies today?
The current surf forecast for Sharkies at 8AM is: 1.2m 6s primary swell from a Northeast direction and 1.1m 6s secondary swell from a Northeast direction, 0.6m 10s secondary swell from a South direction (forecast issued at 04:00am December 18). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Dec) | 4ft (1.2m) | 6s |
| Afternoon (18 Dec) | 5ft (1.6m) | 5s |
| Evening (18 Dec) | 5.5ft (1.7m) | 6s |
Table - waves today at Sharkies. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| 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) (?) | 6 | 6 | 6 | 10 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 128 | 106 | 95 | 75 | 111 | 217 | 219 | 237 | 301 | 327 | 199 | 160 | 156 | 169 | 147 | 143 | 88 | 86 | 75 | 77 | 89 | 147 | 162 | 77 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | glass | glass | cross | cross- off | cross- off | cross- off | glass | cross | glass | cross- off | cross- on | cross- on | cross- off | cross- off |
High Tide / height (m) | 7:47AM 1.48 | 8:27PM 0.99 | 8:24AM 1.52 | 9:08PM 1.00 | 9:02AM 1.54 | 9:47PM 1.00 | ||||||||||||||||||
Low Tide / height (m) | 1:09AM 0.40 | 2:38PM 0.25 | 1:49AM 0.40 | 3:16PM 0.21 | 2:28AM 0.39 | 3:55PM 0.18 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| Sunrise | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - | 8:06 | - | - | - | - | - | - | - | 8:06 | - |
 | |  | | | | | | | | | |  |  |  |  | |  | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | 1 | 1 | - | - | - | 1 | - |
| Temp. °C | 17 | 17 | 21 | 29 | 30 | 28 | 25 | 24 | 23 | 22 | 27 | 33 | 29 | 30 | 26 | 26 | 26 | 23 | 21 | 26 | 29 | 27 | 22 | 21 |
| Feels °C (?) | 17 | 17 | 21 | 28 | 28 | 26 | 25 | 24 | 23 | 22 | 26 | 34 | 27 | 30 | 27 | 25 | 27 | 23 | 23 | 26 | 30 | 27 | 24 | 22 |
- 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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sharkies surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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