Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 3 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Treachery Head sea temperature is
19.9°C
0.8° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 2.5ft (0.7m), 16s period with S swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 3ft (0.9m), 10s period with S swell.
  • Evening surf: Evening surf (19 Sep, local time) - 2.5ft (0.7m), 9s period with S swell.

The current surf forecast for Treachery Head at 12PM is: 1.0m 10s primary swell from a South-southwest direction and 0.6m 16s secondary swell from a South direction, 0.5m 8s secondary swell from a Southeast direction (forecast issued at 03:00am September 19). The wind direction is predicted to be cross-onshore.

Time (AEST) & DateWave HeightWave Period
Morning (19 Sep)2.5ft (0.7m)16s
Afternoon (19 Sep)3ft (0.9m)10s
Evening (19 Sep)2.5ft (0.7m)9s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon night. Warm (max 29°C on Mon morning, min 16°C on Mon night). Mainly fresh winds.

Saturday
19
Sunday
20
Monday
21
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)
2
1
0
1
0
0
2
1
1
1
1
0
0
1
1
2
2
2
2
2
1
0
0
0
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)
0.7
S
17
0.8
S
16
0.7
S
16
0.7
S
16
0.6
S
16
0.9
S
10
0.8
S
10
0.7
S
9
0.6
S
9
0.6
S
9
0.6
S
10
0.7
S
11
0.9
S
11
0.9
S
10
0.7
S
18
0.8
S
18
0.8
S
17
0.7
S
17
0.6
S
17
0.5
S
16
0.8
S
11
0.8
S
12
0.7
S
12
1.5
SSE
6
Wave Graph
Metric surfscale
Energy kJ
270
330
251
251
177
154
117
87
62
64
70
114
178
171
314
390
386
290
205
129
152
181
143
150
Wind (km/h)
20
WNW
25
W
25
W
20
WSW
20
SSW
15
SSE
15
N
15
N
10
WNW
10
W
10
W
5
ENE
25
NE
25
NE
20
NNE
15
NNW
10
WNW
15
NW
15
NW
5
NNW
10
NE
30
SSE
25
S
25
SSE
Wind State
cross-off
cross-off
cross-off
cross
cross-on
on
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
glassy
cross-off
on
on
on
High Tide
1:35AM0.85m
1:58PM1.26m
3:07AM0.84m
3:13PM1.26m
4:23AM0.89m
4:17PM1.31m
Low Tide
6:51AM0.58m
9:20PM0.50m
8:12AM0.60m
10:27PM0.45m
9:33AM0.58m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:43
5:44
5:44
 mm
Temp °C
18
17
18
22
25
24
21
22
21
19
19
21
21
21
22
24
24
24
24
28
29
19
18
17
Feels °C
13
10
12
16
19
19
17
18
17
15
15
18
15
17
19
20
20
19
19
25
25
15
14
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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