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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 Monday 18 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
21.1° C
(Which is normal for this time of year)How big are the waves at Triangles today?
The current surf forecast for Triangles at 1AM is: 2.1m 9s primary swell from a East-northeast direction (forecast issued at 09:00pm May 18). An open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 11.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 8ft (2.4m) | 10s |
| Afternoon (19 May) | 8ft (2.4m) | 10s |
| Evening (19 May) | 7ft (2.1m) | 10s |
Table - waves today at Triangles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 34mm), heaviest during Mon night. Very mild (max 18°C on Tue afternoon, min 14°C on Tue night). Winds increasing (calm on Mon night, fresh winds from the SSW by Wed night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | |||||||||||||||||||||
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 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | |
711 | 573 | 631 | 917 | 863 | 1086 | 1202 | 1038 | 951 | 803 | 707 | 622 | 544 | 482 | 410 | 349 | 349 | 294 | 284 | 235 | 235 | 240 | 240 | 240 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | off | off | cross-off | cross-off | off | off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:19PM1.82m | 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 | |||||||||||||||||||
 |  | | |  | | |  |  | | | |  | |  |  |  |  | | | | | | | |
 | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — |
 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:59 |
5 | 6 | 3 | 1 | 1 | 2 | 4 | 1 | 2 | 2 | 2 | 1 | — | — | — | — | — | — | 1 | 2 | 1 | 2 | 1 | 1 | |
Temp °C | 18 | 17 | 17 | 17 | 17 | 16 | 17 | 18 | 17 | 16 | 16 | 15 | 14 | 16 | 17 | 16 | 17 | 16 | 15 | 15 | 16 | 14 | 16 | 17 |
16 | 19 | 18 | 17 | 18 | 16 | 16 | 17 | 15 | 14 | 14 | 13 | 10 | 12 | 11 | 10 | 11 | 11 | 10 | 10 | 9 | 9 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | — | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 9 | S 9 | S 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
 kJ | — | 573 | 631 | 917 | 863 | 1086 | 1202 | 1038 | 951 | 803 | 707 | 660 | 642 | 792 | 410 | 349 | 349 | 294 | 284 | 235 | 235 | 240 | 240 | 240 |
Swell 2 Height (m) Direction Period (s) | — | S 15 | S 15 | S 14 | — | — | — | — | — | — | — | ENE 10 | ENE 10 | ENE 10 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 4 | 4 | 4 | — | — | — | — | — | — | — | 622 | 544 | 482 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 9 | — | — | — | — | — | SW 4 | SSW 3 | S 5 | S 7 | S 8 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | 711 | — | — | — | — | — | 5 | 6 | 61 | 262 | 541 | 876 | 842 | 1074 | 1264 | 1390 | 1229 | 899 | 1005 | 1177 | 1541 | 1372 | 1192 | 841 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 0 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 54 | 54 | 1 | 1 | 1 | 43 | 134 | 43 | 138 | 149 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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