- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 3 am Sunday 19 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
22.3° 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 11AM is: 3.0m 12s primary swell from a South direction and 0.8m 16s secondary swell from a South-southeast direction (forecast issued at 03:00am April 19). The wind direction is predicted to be offshore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 10ft (3.0m) | 12s |
| Afternoon (19 Apr) | 10ft (3.0m) | 12s |
| Evening (19 Apr) | 10ft (3.0m) | 13s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3740 | 3601 | 2725 | 2604 | 2501 | 2380 | 2925 | 2972 | 2925 | 2644 | 2393 | 2233 | 2271 | 2013 | 1809 | 1689 | 1459 | 1277 | 1134 | 1060 | 1020 | 940 | 456 | 815 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | off | off | off | off | off |
High Tide / height (m) | 9:23AM 1.29 | 9:35PM 1.74 | 10:17AM 1.20 | 10:24PM 1.71 | 11:15AM 1.10 | |||||||||||||||||||
Low Tide / height (m) | 3:23AM 0.02 | 3:08PM 0.19 | 4:17AM 0.03 | 3:53PM 0.27 | 5:14AM 0.08 | 4:42PM 0.36 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| Sunrise | - | - | 6:16 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 5:27 | - | - | - | - | - | - | - | 5:25 | - | - | - | - | - | - | - | 5:24 | - | - |
 | |  | | | | |  | |  |  |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 14 | 13 | 16 | 18 | 17 | 18 | 17 | 16 | 15 | 15 | 17 | 19 | 19 | 19 | 19 | 18 | 16 | 17 | 18 | 19 | 19 | 18 | 19 |
| Feels °C (?) | 11 | 10 | 9 | 12 | 15 | 13 | 15 | 14 | 13 | 12 | 12 | 14 | 15 | 15 | 15 | 15 | 15 | 13 | 14 | 15 | 15 | 15 | 14 | 16 |
- 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.
Nearest