Bruny Island - Mabel Bay Surf Break

Lat Long: 43.49° S 147.16° E

Bruny Island - Mabel Bay 48 hour detailed Surf Forecast

Issued: 3 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bruny Island - Mabel Bay sea temperature is
13.2°C
1.7° 

Bruny Island - Mabel Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Bruny Island - Mabel Bay today (23 Aug):

  • Afternoon surf: Afternoon surf (23 Aug, local time) - 10ft (3.0m), 14s period with SSW swell.
  • Evening surf: Evening surf (23 Aug, local time) - 10ft (3.0m), 14s period with SW swell.

The current surf forecast for Bruny Island - Mabel Bay at 10PM is: 3.0m 14s primary swell from a Southwest direction (forecast issued at 03:00pm August 23). The wind direction is predicted to be offshore and the swell rating is 5.

Time (AEST) & DateWave HeightWave Period
Morning (23 Aug)--
Afternoon (23 Aug)10ft (3.0m)14s
Evening (23 Aug)10ft (3.0m)14s

Table - waves today at Bruny Island - Mabel Bay. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon afternoon. Very mild (max 16°C on Mon morning, min 8°C on Wed morning). Winds increasing (calm on Mon night, strong winds from the SW by Tue night).

Sun
23
Monday
24
Tuesday
25
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)
!
5
5
5
4
4
4
4
!
!
3
3
3
4
2
3
4
4
4
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)
3.5
SSW
15
3
SW
13
3
SSW
14
3
SW
14
3
SW
14
3
SW
13
2.5
SW
13
2.5
SW
13
4.5
WSW
13
4.5
WSW
12
3
SW
13
3
SW
13
2.5
SSW
13
2.5
SW
13
2.4
SW
12
2.3
SW
12
2.1
SW
12
1.9
SW
12
1.8
SW
12
1.6
SW
12
Wave Graph
Metric surfscale
Energy kJ
5152
2929
3195
3017
2805
2601
2204
2140
6844
6398
2522
2641
2537
2078
1797
1547
1243
1064
902
683
Wind (km/h)
15
WNW
15
NNW
25
NNW
15
NNW
15
NW
15
NW
15
NW
20
NW
20
WNW
20
WSW
20
WSW
15
SW
10
SW
5
ENE
15
ENE
15
NE
10
NNE
10
NNE
10
N
15
WSW
Wind State
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross
cross
glassy
cross
cross
cross-off
cross-off
cross-off
cross-off
High Tide
2:01PM0.69m
2:35PM0.72m
3:10PM0.73m
Low Tide
10:40PM0.15m
11:08PM0.15m
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:35
5:36
 mm
2
1
1
2
1
1
2
Temp °C
13
13
13
13
13
13
13
14
16
13
11
11
10
10
10
11
10
10
11
10
Feels °C
9
8
7
9
9
9
9
9
12
8
6
8
8
9
7
8
8
7
9
7
  • 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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