Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 9 pm 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Treachery Head sea temperature is
18.5°C
0.2° 

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 (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 3.5ft (1.0m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 4ft (1.2m), 9s period with S swell.
  • Evening surf: Evening surf (23 Aug, local time) - 3.5ft (1.0m), 12s period with S swell.

The current surf forecast for Treachery Head at 1AM is: 0.6m 8s primary swell from a South direction and 0.4m 6s secondary swell from a Northeast direction, 0.4m 3s secondary swell from a Southeast direction (forecast issued at 09:00pm August 22). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (23 Aug)3.5ft (1.0m)12s
Afternoon (23 Aug)4ft (1.2m)9s
Evening (23 Aug)3.5ft (1.0m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Warm (max 20°C on Tue morning, min 15°C on Sun night). Winds increasing (light winds from the SSE on Sat night, fresh winds from the NNE by Tue afternoon).

Sat
22
Sunday
23
Monday
24
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)
0
0
0
0
0
0
0
0
0
1
1
2
2
1
0
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
NE
6
0.5
NE
6
0.6
S
8
0.4
NE
6
0.6
S
12
1.2
S
11
1.5
S
10
1.2
S
9
0.8
S
14
1
S
12
1
S
11
1.2
S
11
1.1
S
10
1
S
10
0.9
S
10
0.9
S
10
0.9
S
10
0.8
S
10
Wave Graph
Metric surfscale
Energy kJ
18
18
49
13
105
369
476
246
250
301
255
332
257
204
162
162
168
138
Wind (km/h)
15
SE
15
SE
15
SSE
20
SE
25
SE
20
ESE
15
E
20
E
25
ENE
25
NE
20
NNE
15
N
15
N
15
NNE
25
NE
25
NE
25
NNE
25
NNE
Wind State
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:48AM0.87m
4:58PM1.36m
5:43AM0.93m
5:46PM1.44m
Low Tide
11:08PM0.47m
10:03AM0.53m
11:58PM0.40m
11:03AM0.48m
clear
clear
clear
rain showers
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:27
 mm
1
Temp °C
18
17
17
17
17
17
17
17
18
18
17
16
15
16
17
18
18
17
Feels °C
15
14
15
14
12
13
14
13
13
14
14
14
13
13
13
15
15
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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