Trial Harbour Surf Break

Lat Long: 41.93° S 145.17° E

Trial Harbour 48 hour detailed Surf Forecast

Issued: 9 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Trial Harbour sea temperature is
13.2° C
1.2° 

Trial Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Trial Harbour today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 10ft (3.0m), 15s period with W swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 7ft (2.1m), 14s period with WSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 15ft (4.5m), 16s period with WSW swell.

The current surf forecast for Trial Harbour at 2PM is: 3.0m 14s primary swell from a West direction and 1.4m 18s secondary swell from a West-southwest direction, 1.5m 18s secondary swell from a West-southwest direction (forecast issued at 09:00am August 21). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (21 Aug)10ft (3.0m)15s
Afternoon (21 Aug)7ft (2.1m)14s
Evening (21 Aug)15ft (4.5m)16s

Table - waves today at Trial Harbour. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 13mm), heaviest on Fri night. Very mild (max 12°C on Fri morning, min 9°C on Sat morning). Winds decreasing (strong winds from the W on Fri night, light winds from the W by Sat night).

Friday
21
Saturday
22
Sunday
23
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
0
0
0
0
0
0
!
0
!
!
!
0
6
7
7
6
6
0
0
6
4
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)
2.5
W
15
3
W
15
3
W
14
2.1
WSW
14
3.5
WSW
17
4.5
WSW
16
5
WSW
15
6.5
WSW
14
6.5
WSW
13
6.5
WSW
14
6.5
WSW
14
6
WSW
14
5.5
WSW
14
5.5
WSW
14
5
WSW
14
4.5
WSW
14
4
WSW
14
4.5
WSW
16
4.5
WSW
16
4
WSW
16
4
SW
15
4
WSW
14
Wave Graph
Metric surfscale
Energy kJ
3331
3390
3180
1800
7981
9356
12435
16531
14530
16006
15728
14615
13139
11205
9516
7379
6647
8941
9281
8370
7315
5790
Wind (km/h)
20
NW
25
WNW
25
WNW
25
WNW
20
WNW
35
NW
35
WNW
40
W
35
WSW
25
WSW
25
WSW
25
WSW
25
WSW
20
WSW
15
W
15
WNW
15
NW
20
NW
25
NW
20
NW
20
NNW
20
NNW
Wind State
cross-on
on
cross-on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
5:17AM0.56m
2:19PM0.59m
6:46AM0.53m
1:53PM0.60m
1:14PM0.62m
Low Tide
9:33AM0.48m
10:09PM0.10m
8:46AM0.53m
10:34PM0.13m
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
light rain
light rain
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:03
7:01
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:43
5:44
 mm
1
1
1
1
1
1
1
4
2
1
Temp °C
11
12
11
11
10
11
10
10
10
9
10
10
10
10
10
10
10
11
12
12
11
11
Feels °C
7
7
5
6
5
4
2
1
2
2
4
4
4
5
6
6
6
7
7
7
7
6
  • 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 Trial Harbour 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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