Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 3 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Treachery Head sea temperature is
20.6°C
1.5° 

Treachery Head surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Treachery Head today (21 Sep):

  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4ft (1.2m), 12s period with S swell.
  • Evening surf: Evening surf (21 Sep, local time) - 6ft (1.8m), 7s period with S swell.

The current surf forecast for Treachery Head at 7PM is: 1.6m 6s primary swell from a South direction and 0.7m 12s secondary swell from a South direction, 0.1m 5s secondary swell from a Northeast direction (forecast issued at 03:00pm September 21). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (21 Sep)--
Afternoon (21 Sep)4ft (1.2m)12s
Evening (21 Sep)6ft (1.8m)7s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Mon night. Very mild (max 19°C on Mon afternoon, min 17°C on Mon night). Winds decreasing (strong winds from the SSE on Mon afternoon, light winds from the E by Tue morning).

Mon
21
Tuesday
22
Wednesday
23
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
Rating
(10 max)
1
0
0
0
0
1
2
2
2
1
0
0
1
1
1
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
S
11
1.2
S
12
1.6
S
6
1.8
S
7
2.2
S
8
2.5
S
10
2.4
S
10
2
S
10
1.5
S
9
1.8
SSE
11
1.5
S
11
1.3
S
10
0.7
S
19
0.7
S
19
0.9
S
17
0.9
S
16
1.1
S
16
1
S
15
0.8
S
12
0.9
S
12
Wave Graph
Metric surfscale
Energy kJ
152
396
187
311
675
1453
1193
761
363
771
505
338
339
343
448
422
592
435
186
236
Wind (km/h)
10
NNE
40
SSE
35
S
30
SSE
30
SSE
20
SSE
15
SE
10
E
15
ENE
25
ENE
30
ENE
30
ENE
35
NE
35
NE
35
NE
35
NNE
35
NE
35
NE
35
NE
35
NE
Wind State
cross-off
on
on
on
on
on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:17PM1.31m
5:15AM0.97m
5:07PM1.38m
5:54AM1.08m
5:49PM1.45m
Low Tide
11:16PM0.38m
10:37AM0.51m
11:53PM0.30m
11:28AM0.43m
clear
part cloud
cloud
light rain
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
light rain
light rain
light rain
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:45
5:45
 mm
1
1
1
1
1
1
1
1
1
Temp °C
31
19
18
17
17
17
17
17
17
18
18
18
18
18
18
18
18
18
18
19
Feels °C
27
14
13
12
12
14
15
16
15
14
13
13
12
12
13
13
12
12
12
13
  • 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
How to use the Wavefinder 

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