Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 3 pm 17 Sep 2026 (local time)

Forecast update in  hr  min

Today's Treachery Head sea temperature is
20.3°C
1.2° 

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 (17 Sep):

  • Afternoon surf: Afternoon surf (17 Sep, local time) - 8ft (2.5m), 10s period with S swell.
  • Evening surf: Evening surf (17 Sep, local time) - 8ft (2.5m), 10s period with S swell.

The current surf forecast for Treachery Head at 9PM is: 2.5m 10s primary swell from a South direction and 2.4m 9s secondary swell from a South-southeast direction, 0.1m 13s secondary swell from a East direction (forecast issued at 03:00pm September 17). The wind direction is predicted to be cross-onshore.

Time (AEST) & DateWave HeightWave Period
Morning (17 Sep)--
Afternoon (17 Sep)8ft (2.5m)10s
Evening (17 Sep)8ft (2.5m)10s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sat morning, min 13°C on Thu night). Winds decreasing (fresh winds from the SSW on Thu afternoon, calm by Sun morning).

Thu
17
Friday
18
Saturday
19
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)
0
0
1
2
3
2
2
2
0
1
1
3
2
1
1
0
0
1
2
1
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)
3
S
10
2.5
S
10
2.5
S
10
2.3
SSE
9
2.1
SSE
9
1.5
S
9
1.4
S
9
1.3
S
9
1.2
S
9
1.2
S
9
1.2
S
9
1.3
S
9
0.7
S
16
0.8
S
16
0.7
S
16
0.7
S
16
1
SSW
10
0.9
S
10
0.8
S
10
0.8
S
9
Wave Graph
Metric surfscale
Energy kJ
1680
1277
1325
845
675
357
304
251
225
235
251
293
267
326
251
251
209
154
115
110
Wind (km/h)
35
SW
30
SSW
20
SSW
10
WSW
15
W
10
WSW
10
WNW
5
NE
20
ENE
20
NE
30
NNE
20
NNW
25
W
25
W
30
W
25
WSW
20
SSW
10
S
10
NE
15
NNW
Wind State
cross-on
cross-on
cross-on
cross
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-on
on
cross-off
off
High Tide
00:22AM0.92m
12:49PM1.30m
1:35AM0.85m
1:58PM1.26m
Low Tide
6:44PM0.46m
5:52AM0.51m
7:57PM0.51m
6:51AM0.58m
9:20PM0.50m
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:43
5:43
 mm
1
Temp °C
15
16
16
16
14
13
13
15
16
17
18
20
19
17
17
21
25
24
25
22
Feels °C
8
10
12
15
11
11
11
14
12
13
13
15
13
11
10
15
19
20
22
18
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Treachery Head surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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