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:
Backdoor 4 surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 10 pm Wednesday 31 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Backdoor 4 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor 4 sea temperature is
21.9° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Backdoor 4 today?
The current surf forecast for Backdoor 4 at 10AM is: 1.7m 13s primary swell from a East-southeast direction and 0.4m 10s secondary swell from a South-southeast direction, 1.3m 7s secondary swell from a South direction (forecast issued at 10:00pm December 31). The wind direction is predicted to be offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 6ft (1.9m) | 13s |
| Afternoon (01 Jan) | 5ft (1.5m) | 12s |
| Evening (01 Jan) | 5ft (1.6m) | 12s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1217 | 1297 | 1276 | 1285 | 1162 | 968 | 626 | 616 | 864 | 500 | 491 | 330 | 251 | 242 | 238 | 176 | 188 | 157 | 144 | 119 | 120 | 123 | 116 | 83 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | off | off | off | off | off | off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:34PM 1.08 | 6:56AM 1.70 | 7:39PM 1.10 | 7:49AM 1.79 | 8:37PM 1.12 | 8:40AM 1.85 | ||||||||||||||||||
Low Tide / height (m) | 12:14AM 0.27 | 1:47PM 0.12 | 1:10AM 0.26 | 2:42PM 0.02 | 2:03AM 0.25 | 3:33PM -0.03 | ||||||||||||||||||
Wed 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - | - |
| Sunset | 8:05 | - | - | - | - | - | - | - | 8:06 | - | - | - | - | - | - | - | 8:06 | - | - | - | - | - | - | - |
 |  | |  | |  | |  |  |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 |
| Feels °C (?) | 19 | 18 | 17 | 17 | 18 | 15 | 14 | 14 | 15 | 16 | 17 | 16 | 17 | 17 | 17 | 17 | 19 | 18 | 19 | 19 | 19 | 18 | 18 | 18 |
- 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 Backdoor 4 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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