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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 Tuesday 19 May 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
21.1° 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 9AM is: 2.4m 10s primary swell from a East-northeast direction (forecast issued at 03:00am May 19). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 8ft (2.4m) | 10s |
| Afternoon (19 May) | 8ft (2.5m) | 10s |
| Evening (19 May) | 7ft (2.1m) | 10s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Tue morning. Very mild (max 18°C on Tue afternoon, min 14°C on Tue night). Winds increasing (light winds from the W on Tue morning, fresh winds from the SSW by Thu afternoon). | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ENE 9 | ENE 9 | ENE 9 | ENE 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SSE 8 | |
631 | 758 | 863 | 1155 | 1352 | 1152 | 1059 | 884 | 707 | 985 | 1039 | 1358 | 1584 | 1048 | 984 | 880 | 840 | 999 | 985 | 901 | 1063 | 919 | 781 | 653 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | |
High Tide | 10:13AM1.13m | 10:11PM1.78m | 11:13AM1.08m | 11:06PM1.70m | 12:17PM1.06m | |||||||||||||||||||
Low Tide | 4:12AM-0.03m | 3:37PM0.30m | 5:09AM0.01m | 4:32PM0.37m | 6:09AM0.07m | 5:33PM0.45m | ||||||||||||||||||
 | |  | |  | | | | |  |  |  | |  |  | |  | | | | | |  | | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:59 | — | — |
3 | 2 | 1 | 1 | 3 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | 1 | 1 | |
Temp °C | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 16 | 16 | 15 | 14 | 16 | 17 | 16 | 17 | 16 | 14 | 15 | 15 | 16 | 17 | 17 | 17 | 18 |
18 | 16 | 16 | 17 | 17 | 16 | 13 | 13 | 13 | 13 | 11 | 13 | 12 | 11 | 12 | 11 | 9 | 10 | 10 | 10 | 11 | 11 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | S 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
 kJ | 631 | 758 | 863 | 1155 | 1352 | 1152 | 1059 | 884 | 707 | 685 | 734 | 923 | 1264 | 356 | 356 | 290 | 284 | 240 | 240 | 235 | 231 | 225 | 186 | 183 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 14 | — | — | — | — | — | — | — | ENE 10 | ENE 10 | E 10 | ENE 10 | — | — | — | — | — | — | — | — | — | S 16 | S 16 |
| kJ | 4 | 4 | — | — | — | — | — | — | — | 634 | 555 | 477 | 410 | — | — | — | — | — | — | — | — | — | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SW 3 | WSW 3 | SW 4 | SW 4 | SSW 4 | SSW 5 | S 7 | S 8 | S 9 | S 9 | S 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SSE 8 |
| kJ | — | 2 | 4 | 6 | 5 | 7 | 17 | 263 | 638 | 985 | 1039 | 1358 | 1584 | 1048 | 984 | 880 | 840 | 999 | 985 | 901 | 1063 | 919 | 781 | 653 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 141 | 141 | 141 | 141 | 168 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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