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Surf Forecasts:
Triangles surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 4 am Monday 08 Dec 2025 AEDTForecast 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
22.5° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Triangles today?
The current surf forecast for Triangles at 10AM is: 1.1m 5s primary swell from a East-northeast direction and 0.1m 14s secondary swell from a East direction (forecast issued at 04:00am December 08). An open ocean swell of 1.0m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 3.5ft (1.1m) | 5s |
| Afternoon (08 Dec) | 4.5ft (1.4m) | 5s |
| Evening (08 Dec) | 6.5ft (2.0m) | 6s |
Table - waves today at Triangles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 39 | 55 | 74 | 66 | 99 | 168 | 325 | 253 | 181 | 196 | 93 | 70 | 55 | 53 | 52 | 48 | 52 | 41 | 41 | 31 | 25 | 19 | 36 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | on | on | on | on | on | cross- on | cross- off | cross- off | cross- on | cross- on | on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off |
High Tide / height (m) | 11:27PM 1.10 | 11:20AM 1.75 | 12:24AM 1.08 | 12:13PM 1.64 | 1:23AM 1.07 | 1:06PM 1.50 | ||||||||||||||||||
Low Tide / height (m) | 4:47AM 0.33 | 6:19PM 0.03 | 5:41AM 0.40 | 7:12PM 0.10 | 6:42AM 0.48 | 8:04PM 0.18 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:53 | - | - | - | - | - | - | - | 7:53 | - | - |
 |  |  |  |  | |  | | | | | | | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - |
| Temp. °C | 18 | 19 | 20 | 20 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 24 | 23 | 23 | 22 | 20 | 20 | 20 | 19 | 19 | 20 | 21 | 21 | 21 |
| Feels °C (?) | 15 | 16 | 18 | 17 | 18 | 17 | 15 | 18 | 20 | 20 | 20 | 25 | 22 | 22 | 24 | 18 | 17 | 18 | 17 | 16 | 18 | 21 | 23 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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