Treachery Head Surf Break

Lat Long: 32.45° S 152.53° E

Treachery Head 48 hour detailed Surf Forecast

Issued: 3 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Treachery Head sea temperature is
18.6° 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 (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 5ft (1.5m), 8s period with SSW swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 5ft (1.5m), 8s period with S swell.
  • Evening surf: Evening surf (13 Aug, local time) - 6ft (1.8m), 9s period with S swell.

The current surf forecast for Treachery Head at 7AM is: 1.4m 8s primary swell from a South-southwest direction and 0.5m 10s secondary swell from a East-northeast direction, 0.1m 21s secondary swell from a South direction (forecast issued at 03:00am August 13). The wind direction is predicted to be cross-shore.

Time (AEST) & DateWave HeightWave Period
Morning (13 Aug)5ft (1.5m)8s
Afternoon (13 Aug)5ft (1.5m)8s
Evening (13 Aug)6ft (1.8m)9s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat night. Very mild (max 17°C on Sat morning, min 12°C on Thu night). Winds increasing (light winds from the SSE on Fri night, fresh winds from the SE by Sat night).

Thursday
13
Friday
14
Saturday
15
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)
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.1
S
9
1.5
SSW
8
1.4
SSW
8
1.5
SSW
8
1.3
SSW
7
1.5
S
8
1.9
S
9
1.8
S
9
1.7
S
9
1.6
S
9
1.5
S
9
1.4
S
8
1.3
S
8
1.5
S
8
1.2
S
8
1.2
S
8
1.2
S
8
1.4
S
8
1.2
S
9
1.1
S
9
1.1
S
9
1.4
SSE
9
1.6
S
8
1.6
S
8
Wave Graph
Metric surfscale
Energy kJ
181
274
232
244
186
319
627
561
501
416
326
265
234
320
191
182
169
235
251
196
194
311
367
326
Wind (km/h)
35
W
35
WSW
35
WSW
30
SW
25
SW
25
S
20
S
15
SSW
15
SW
15
WSW
20
WSW
15
SW
20
S
20
SSE
20
SSE
15
SE
10
SSE
15
SSE
20
SSE
15
S
20
SSE
20
S
20
S
20
S
Wind State
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
on
on
cross-on
on
on
on
on
on
on
on
cross-on
High Tide
8:28AM1.27m
8:35PM1.82m
9:12AM1.33m
9:17PM1.73m
9:54AM1.37m
9:59PM1.60m
Low Tide
2:32AM-0.03m
2:08PM0.15m
3:12AM-0.03m
2:57PM0.16m
3:49AM0.01m
3:44PM0.20m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
rain showers
clear
part cloud
part cloud
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:20
5:20
5:21
 mm
1
1
1
1
Temp °C
15
14
12
13
15
16
16
16
15
14
12
13
14
15
16
16
16
16
16
17
16
16
16
16
Feels °C
8
6
5
6
9
11
12
13
11
11
8
10
10
11
13
14
14
13
12
14
12
12
11
12
  • 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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