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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 10 am Monday 23 Mar 2026 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
23.9° C
(Which is slightly warmer than usual)How big are the waves at Backdoor 4 today?
The current surf forecast for Backdoor 4 at 2PM is: 1.1m 7s primary swell from a East direction and 0.1m 14s secondary swell from a Northeast direction (forecast issued at 10:00am March 23). The wind direction is predicted to be cross-shore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 3.5ft (1.1m) | 6s |
| Afternoon (23 Mar) | 3.5ft (1.1m) | 7s |
| Evening (23 Mar) | 4.5ft (1.3m) | 7s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 12 | 12 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 88 | 107 | 110 | 131 | 153 | 150 | 152 | 134 | 164 | 192 | 235 | 246 | 264 | 318 | 326 | 372 | 372 | 372 | 380 | 405 | 441 | 1261 | 1543 | 1780 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- off | cross- off | glass | cross- off | cross | cross- on | on | glass | cross- on |
High Tide / height (m) | 12:14PM 1.18 | 12:33AM 1.56 | 1:16PM 1.06 | 1:33AM 1.50 | 2:34PM 0.97 | 2:45AM 1.45 | ||||||||||||||||||
Low Tide / height (m) | 6:16AM 0.18 | 6:00PM 0.30 | 7:20AM 0.24 | 6:51PM 0.40 | 8:34AM 0.29 | 7:57PM 0.49 | ||||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| Sunrise | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 6:59 | - | - | - | - |
 |  | |  |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 22 | 20 | 19 | 19 | 21 | 22 | 22 | 22 | 22 | 20 | 19 |
| Feels °C (?) | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 20 | 20 | 23 | 22 | 22 | 22 | 24 | 22 | 20 |
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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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