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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 3 am Saturday 25 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
21.8° 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 6AM is: 1.2m 9s primary swell from a East-southeast direction and 0.6m 8s secondary swell from a East-northeast direction (forecast issued at 03:00am April 25). 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 (25 Apr) | 3.5ft (1.1m) | 9s |
| Afternoon (25 Apr) | 4ft (1.2m) | 8s |
| Evening (25 Apr) | 3ft (0.9m) | 8s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Sat morning, min 16°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 8 | E 8 | E 8 | ESE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 4 | ENE 5 | ENE 6 | ENE 6 | E 7 | E 6 | E 7 | ENE 7 | E 7 | |
281 | 270 | 184 | 180 | 190 | 182 | 196 | 94 | 86 | 68 | 49 | 51 | 37 | 47 | 73 | 27 | 31 | 44 | 32 | 32 | 31 | 32 | 49 | 23 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-off | cross-off | glassy | cross | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | cross-on | cross | cross-on | cross-on | |
High Tide | 2:43AM1.41m | 4:06PM1.09m | 3:51AM1.37m | 5:00PM1.19m | 4:51AM1.33m | 5:44PM1.30m | ||||||||||||||||||
Low Tide | 9:44AM0.23m | 9:36PM0.53m | 10:38AM0.22m | 10:46PM0.47m | 11:21AM0.22m | |||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:17 | — | — |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 19 | 18 | 19 | 20 | 20 | 20 | 19 | 18 | 17 | 17 | 18 | 19 | 20 | 20 | 19 | 18 | 17 | 16 | 18 | 19 | 20 | 20 | 19 |
20 | 19 | 18 | 20 | 20 | 19 | 18 | 17 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 17 | 17 | 18 | 17 | 16 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 8 | SSE 8 | SSE 8 | ESE 8 | ESE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ESE 7 | ESE 7 | ENE 6 | E 6 | ENE 6 | ENE 6 | E 7 | E 6 | E 7 | SE 6 | E 7 |
 kJ | 281 | 270 | 184 | 180 | 190 | 26 | 24 | 94 | 50 | 68 | 49 | 51 | 37 | 17 | 16 | 14 | 20 | 44 | 32 | 32 | 31 | 32 | 2 | 23 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | ENE 8 | ENE 8 | SSE 8 | — | SSE 8 | SSE 8 | SE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SSE 7 | SSE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ENE 8 | ENE 8 | E 11 | ENE 8 |
| kJ | 70 | 67 | 53 | 49 | 37 | — | 23 | 23 | 15 | 49 | 35 | 28 | 20 | 5 | 5 | 5 | 5 | 4 | 9 | 4 | 7 | 6 | 2 | 7 |
Swell 3 Height (m) Direction Period (s) | N 10 | N 10 | SSE 8 | SSE 8 | N 10 | — | N 10 | — | N 10 | SE 8 | SE 8 | SE 8 | SE 7 | S 16 | S 15 | SSE 7 | SE 6 | SE 6 | SE 6 | ENE 8 | SE 7 | E 11 | S 12 | E 10 |
| kJ | 2 | 2 | 46 | 53 | 2 | — | 2 | — | 2 | 15 | 15 | 14 | 8 | 5 | 5 | 4 | 2 | 2 | 2 | 7 | 2 | 2 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | SW 2 | — | — | E 8 | E 8 | ENE 7 | ENE 7 | — | — | — | — | ENE 7 | ENE 7 | NE 4 | ENE 5 | — | — | — | — | — | ENE 7 | E 4 |
| kJ | — | — | 1 | — | — | 182 | 196 | 84 | 86 | — | — | — | — | 47 | 73 | 27 | 31 | — | — | — | — | — | 49 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 32 | 2 | 0 | 0 | 0 | 36 | 377 | 91 | 37 | 2 | 2 | 0 | 0 | 72 | 338 | 99 | 47 | 11 | 3 | 3 | 11 | 285 | 285 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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