Triangles surfForecast / NSW – Newcastle / Australia

information circle48hr Weather and Surf, issued 3 pm Monday 15 Sep 2025 AEST
Forecast 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
18.3° C
(Which is normal for this time of year)


How big are the waves at Triangles today?

The current surf forecast for Triangles at 5PM is: 0.2m 10s primary swell from a East direction and 0.3m 6s secondary swell from a Northeast direction, 0.5m 3s secondary swell from a North direction (forecast issued at 03:00pm September 15). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (15 Sep)--
Afternoon (15 Sep)0.5ft (0.2m)10s
Evening (15 Sep)2ft (0.6m)5s

Table - waves today at Triangles. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.2
E
0.2
E
0.7
NNE
0.6
NE
0.6
NE
0.6
ENE
0.6
NE
0.6
NE
0.6
NE
0.6
ENE
0.6
NE
0.9
NE
1.1
NE
1
NE
0.9
NE
0.7
NE
0.6
NE
0.6
ENE
0.5
NE
0.4
NE
0.4
ENE
0.4
NE
0.4
NE
0.4
NE
Period(s) (?)10104556777788888887777777
Wave
Graph
(?)Metric surfscale
Energy kJ (?)881319222135373837458614011684574537261920131313
Wind
(km/h)
15
NNW
15
NNW
15
NNW
15
NNW
20
NNW
15
NNW
15
NNW
25
NNW
30
NNW
30
NNW
25
N
15
NNW
10
NW
10
WNW
15
WNW
10
WNW
10
E
15
ESE
15
SSE
15
WSW
15
SW
15
WSW
15
W
10
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
crossoffoffoffoffoff
High Tide
/ height (m)
2:33PM
1.43
3:49AM
0.94
3:49PM
1.44
5:00AM
1.00
4:55PM
1.47
5:54AM
1.09
Low Tide
/ height (m)
9:45PM
0.32
9:05AM
0.52
10:55PM
0.27
10:22AM
0.49
11:49PM
0.22
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Sunrise------5:52-------5:50-------5:50-
Sunset-5:44-------5:45-------5:45------
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C242523212019192124242322212019212220181715141316
Feels °C (?)20212118171615161919191919181719211716131110913
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for NSW - Newcastle

  1. weather stationWind Update Still cross-shore at Triangles (light winds from the NNW at Norah Head Automatic Weather Station 1 km from Triangles). 0.7m 4s local chop from the N with a 0.2m 5s windswell from the NE. 2 swells combining to make bigger set waves.

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1 h 3 min ago

11 km/h
NNW
Cross-Shore
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