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Triangles Surf Forecast
/ NSW – Newcastle (55 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Triangles surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 9 pm Sunday 17 May 2026 AESTForecast update in hr min s Forecast update imminent
Triangles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Triangles sea temperature is
21.0° C
(Which is normal for this time of year)How big are the waves at Triangles today?
The current surf forecast for Triangles at 3AM is: 2.2m 9s primary swell from a East direction (forecast issued at 09:00pm May 17). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 7ft (2.2m) | 9s |
| Afternoon (18 May) | 6.5ft (2.0m) | 9s |
| Evening (18 May) | 7ft (2.1m) | 9s |
Table - waves today at Triangles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 19mm), heaviest on Mon night. Very mild (max 19°C on Sun night, min 15°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the S by Wed afternoon). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | |||||||||||||||||||||
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 | 7 AM | 10 AM | 1 PM | 4 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
ENE 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | |
1047 | 783 | 715 | 794 | 808 | 660 | 572 | 586 | 576 | 641 | 749 | 868 | 692 | 958 | 1106 | 1005 | 961 | 914 | 769 | 694 | 610 | 530 | 468 | 468 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | glassy | cross-off | glassy | glassy | glassy | cross-off | glassy | glassy | glassy | glassy | off | off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 8:30PM1.83m | 9:16AM1.19m | 9:19PM1.82m | 10:13AM1.13m | 10:11PM1.78m | 11:13AM1.08m | ||||||||||||||||||
Low Tide | 3:17AM-0.04m | 2:47PM0.24m | 4:12AM-0.03m | 3:37PM0.30m | 5:09AM0.01m | |||||||||||||||||||
 |  |  | |  |  | |  | | | | | | | | | |  | |  |  |  | | | |
 | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — |
 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 |
1 | 1 | — | — | 1 | — | — | 1 | — | 2 | 4 | 2 | 2 | — | 1 | — | 1 | — | 2 | 1 | — | — | 1 | — | |
Temp °C | 20 | 19 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 16 | 17 | 17 |
21 | 20 | 19 | 18 | 18 | 18 | 19 | 18 | 19 | 19 | 17 | 17 | 15 | 17 | 16 | 16 | 12 | 12 | 12 | 11 | 11 | 12 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 |
 kJ | 836 | 783 | 715 | 794 | 808 | 660 | 572 | 586 | 576 | 518 | 510 | 567 | 692 | 958 | 1106 | 1005 | 961 | 914 | 769 | 694 | 610 | 530 | 468 | 468 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | S 16 | S 16 | — | — | — | — | — | S 14 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 5 | 5 | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 9 | — | — | — | — | — | — | — | — | ENE 9 | ENE 9 | ENE 9 | — | — | — | — | SSW 4 | SSW 6 | S 7 | S 8 | S 8 | S 9 | S 9 | S 9 |
| kJ | 1047 | — | — | — | — | — | — | — | — | 641 | 749 | 868 | — | — | — | — | 13 | 154 | 427 | 753 | 1014 | 1431 | 1402 | 1190 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 4 | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 149 | 178 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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