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Backdoor 4 Surf Forecast
/ NSW – Newcastle (55 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Backdoor 4 surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 9 am Wednesday 15 Apr 2026 AESTForecast 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
22.4° C
(Which is normal for this time of year)How big are the waves at Backdoor 4 today?
The current surf forecast for Backdoor 4 at 6PM is: 1.3m 10s primary swell from a South direction and 0.3m 11s secondary swell from a East direction (forecast issued at 09:00am April 15). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 4ft (1.2m) | 10s |
| Afternoon (15 Apr) | 4.5ft (1.3m) | 10s |
| Evening (15 Apr) | 4ft (1.2m) | 10s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 6 | 7 | 9 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 325 | 277 | 325 | 327 | 268 | 251 | 201 | 170 | 205 | 228 | 266 | 134 | 126 | 97 | 97 | 71 | 66 | 47 | 47 | 31 | 6 | 335 | 929 | 1268 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross | cross- off | glass | cross- off | cross | cross | on | cross | cross- on | cross- on | cross | cross | cross | cross- on | cross | glass | glass | off | off | cross- off | cross- off |
High Tide / height (m) | 6:12AM 1.42 | 6:51PM 1.46 | 6:58AM 1.44 | 7:30PM 1.58 | 7:45AM 1.42 | 8:09PM 1.68 | ||||||||||||||||||
Low Tide / height (m) | 12:32PM 0.11 | 12:57AM 0.23 | 1:10PM 0.08 | 1:45AM 0.13 | 1:48PM 0.08 | 2:33AM 0.05 | ||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| Sunrise | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - |
 | | | |  | | | | | | | | | | | | | | |  |  |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - |
| Temp. °C | 15 | 19 | 20 | 20 | 20 | 19 | 18 | 17 | 16 | 18 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 23 | 27 | 26 | 20 | 18 | 16 | 15 |
| Feels °C (?) | 12 | 17 | 17 | 17 | 18 | 20 | 18 | 17 | 16 | 17 | 19 | 18 | 21 | 19 | 16 | 14 | 13 | 19 | 25 | 25 | 13 | 13 | 13 | 10 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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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