Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 3 am 18 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 (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 4.5ft (1.3m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 4ft (1.2m), 9s period with S swell.
  • Evening surf: Evening surf (18 Sep, local time) - 4ft (1.2m), 10s period with S swell.

The current surf forecast for Treachery Head at 9AM is: 1.3m 9s primary swell from a South direction and 1.0m 8s secondary swell from a Southeast direction (forecast issued at 03:00am September 18). The wind direction is predicted to be glassy and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (18 Sep)4.5ft (1.3m)9s
Afternoon (18 Sep)4ft (1.2m)9s
Evening (18 Sep)4ft (1.2m)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 14°C on Fri morning). Wind will be generally light.

Friday
18
Saturday
19
Sunday
20
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
3
2
2
2
0
2
1
3
2
1
0
0
0
0
2
1
0
0
0
2
0
2
1
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
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
1.2
S
10
0.7
S
17
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
0.7
S
9
0.7
SSW
10
0.6
S
10
0.8
S
11
1
S
11
0.7
S
18
0.9
S
18
0.9
SSE
17
Wave Graph
Metric surfscale
Energy kJ
675
357
304
251
225
235
251
257
270
330
251
251
209
154
117
110
87
100
76
152
224
325
504
505
Wind (km/h)
15
W
10
WSW
5
W
5
NE
20
ENE
20
NE
30
NNE
20
NNW
20
W
25
W
25
W
20
WSW
20
SSW
15
SSE
5
NNE
15
NNW
15
WSW
20
WSW
15
WSW
5
SSE
20
ENE
25
NE
25
NNE
15
NNW
Wind State
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-on
on
glassy
off
cross
cross
cross
glassy
cross
cross-off
cross-off
off
High Tide
00:22AM0.92m
12:49PM1.30m
1:35AM0.85m
1:58PM1.26m
3:07AM0.84m
3:13PM1.26m
Low Tide
5:52AM0.51m
7:57PM0.51m
6:51AM0.58m
9:20PM0.50m
8:12AM0.60m
clear
clear
clear
clear
clear
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
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:43
5:44
 mm
Temp °C
14
13
13
14
16
17
18
19
19
18
18
21
25
24
25
22
19
20
19
20
20
21
21
24
Feels °C
12
11
11
12
12
13
13
15
14
12
11
15
19
19
22
18
15
15
15
18
16
17
16
20
  • 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

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