Surf Forecasts:
How big are the waves at Backdoor 4 today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 11ft (3.5m), 10s period with S swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 13ft (4.0m), 10s period with S swell.
- Evening surf: Evening surf (16 Sep, local time) - 11ft (3.5m), 10s period with S swell.
The current surf forecast for Backdoor 4 at 4AM is: 3.5m 9s primary swell from a South direction and 0.2m 7s secondary swell from a East-northeast direction, 0.2m 14s secondary swell from a East direction (forecast issued at 09:00pm September 15). The wind direction is predicted to be offshore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 11ft (3.5m) | 10s |
| Afternoon (16 Sep) | 13ft (4.0m) | 10s |
| Evening (16 Sep) | 11ft (3.5m) | 10s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Very mild (max 18°C on Fri morning, min 10°C on Wed night). Winds decreasing (strong winds from the S on Tue night, light winds from the NE by Fri morning). | ||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | NE 6 | S 6 | S 8 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 9 | SSE 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 19 | 344 | 995 | 1822 | 1809 | 2222 | 3004 | 2793 | 2686 | 2756 | 2875 | 2615 | 2057 | 1924 | 1478 | 885 | 690 | 599 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | off | cross-off | cross | cross-on |
High Tide | 10:54PM1.12m | 11:13AM1.40m | 11:39PM1.01m | 11:59AM1.34m | ||||||||||||||
Low Tide | 5:01PM0.31m | 4:42AM0.37m | 5:51PM0.39m | 5:18AM0.46m | 6:50PM0.46m | |||||||||||||
 |  |  | |  |  | | | | |  | | | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 14 | 13 | 13 | 12 | 12 | 13 | 14 | 15 | 15 | 14 | 11 | 10 | 13 | 14 | 14 | 14 | 13 |
Feels °C | 15 | 6 | 6 | 5 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 5 | 4 | 7 | 9 | 11 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | NE 7 | ENE 7 | NE 7 | NE 12 | ENE 14 | ENE 13 | ENE 13 | E 13 | E 13 | E 13 | E 13 | S 10 | S 10 | S 10 | S 9 | SSE 9 |
| kJ | 19 | 10 | 7 | 4 | 2 | 6 | 20 | 16 | 17 | 3 | 3 | 3 | 3 | 1555 | 1194 | 885 | 690 | 599 |
Swell 2 Height (m) Direction Period (s) | S 9 | E 14 | E 14 | E 14 | E 14 | E 15 | — | — | — | — | — | — | S 18 | E 13 | S 19 | S 19 | S 19 | E 13 |
| kJ | 14 | 15 | 15 | 16 | 4 | 4 | — | — | — | — | — | — | 27 | 3 | 7 | 7 | 7 | 3 |
Swell 3 Height (m) Direction Period (s) | E 14 | — | S 16 | S 16 | — | — | — | — | — | — | — | — | — | — | E 13 | E 13 | E 13 | S 19 |
| kJ | 15 | — | 5 | 5 | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 3 | 7 |
Wind waves Height (m) Direction Period (s) | S 5 | S 6 | S 8 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 | S 10 | — | — | — |
| kJ | 28 | 344 | 995 | 1822 | 1809 | 2222 | 3004 | 2793 | 2686 | 2756 | 2875 | 2615 | 2057 | 1924 | 1478 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 139 | 151 | 168 | 168 | 169 | 781 | 787 | 787 | 444 | 270 | 168 | 1 | 21 | 0 | 95 | 1 | 37 | 2 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
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