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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 9 am Monday 25 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
21.0° C
(Which is slightly warmer than usual)How big are the waves at Backdoor 4 today?
The current surf forecast for Backdoor 4 at 5PM is: 2.4m 12s primary swell from a East direction and 0.3m 16s secondary swell from a South direction (forecast issued at 09:00am May 25). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 8ft (2.5m) | 11s |
| Afternoon (25 May) | 8ft (2.5m) | 12s |
| Evening (25 May) | 8ft (2.4m) | 12s |
Table - waves today at Backdoor 4. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 33mm), heaviest during Tue afternoon. Warm (max 20°C on Mon night, min 16°C on Tue night). Winds decreasing (fresh winds from the NE on Tue afternoon, calm by Wed morning). | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 11 | E 11 | E 11 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | |
1673 | 1703 | 1595 | 1522 | 1520 | 1546 | 1444 | 1469 | 1469 | 1776 | 1934 | 2284 | 2322 | 2165 | 2393 | 1866 | 1712 | 1547 | 1572 | 1598 | 1547 | 1369 | 1347 | 1204 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross | |
High Tide | 4:23PM1.27m | 4:15AM1.18m | 5:08PM1.36m | 5:10AM1.12m | 5:47PM1.43m | |||||||||||||||||||
Low Tide | 9:49AM0.25m | 10:27PM0.49m | 10:32AM0.28m | 11:27PM0.43m | 11:10AM0.31m | 00:17AM0.37m | ||||||||||||||||||
 | | | |  |  |  | |  |  | | |  | |  | | | | |  | | | | | |
 | 6:43 | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 |
 | — | — | — | 4:57 | — | — | — | — | — | — | — | 4:55 | — | — | — | — | — | — | — | 4:55 | — | — | — | 4:54 |
1 | 1 | 1 | 1 | — | 1 | — | — | 1 | 1 | 3 | 4 | 4 | 1 | — | — | 1 | 2 | 1 | — | 2 | 4 | 2 | 1 | |
Temp °C | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 20 | 19 | 19 | 20 | 20 | 20 | 19 | 18 | 17 | 16 | 17 | 18 | 18 | 20 | 20 | 20 | 20 |
19 | 20 | 19 | 20 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 17 | 18 | 18 | 18 | 17 | 17 | 19 | 20 | 20 | 19 | 19 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | S 11 | S 11 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 |
 kJ | 1673 | 1703 | 1595 | 1522 | 1520 | 1546 | 1444 | 1469 | 1469 | 1469 | 1602 | 1738 | 22 | 21 | 2020 | 1866 | 1712 | 1547 | 1572 | 1598 | 1547 | 1369 | 1347 | 1204 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 18 | S 16 | S 16 | S 15 | S 15 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 18 | S 15 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 |
| kJ | 2 | 6 | 21 | 45 | 40 | 67 | 62 | 56 | 52 | 47 | 45 | 42 | 6 | 5 | 21 | 20 | 9 | 8 | 8 | 18 | 30 | 45 | 42 | 41 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 18 | S 10 | S 10 | S 10 | — | — | S 20 | S 20 | — | — | — | — | S 18 | S 17 | S 17 | S 17 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 |
| kJ | 6 | 6 | 8 | 2 | 2 | — | — | 8 | 7 | — | — | — | — | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 12 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 1776 | 1934 | 2284 | 2322 | 2165 | 2393 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 0 | 0 | 3 | 3 | 2 | 3 | 32 | 3 | 3 | 46 | 128 | 37 | 37 | 11 | 2 | 0 | 0 | 0 | 0 | 3 | 91 | 72 | 37 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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