Bruny Island - Mabel Bay Surf Break

Lat Long: 43.49° S 147.16° E

Bruny Island - Mabel Bay 48 hour detailed Surf Forecast

Issued: 9 pm 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bruny Island - Mabel Bay sea temperature is
12.9° C
1.4° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 11ft (3.5m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 10ft (3.0m), 14s period with SSW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 8ft (2.5m), 14s period with SSW swell.

The current surf forecast for Bruny Island - Mabel Bay at 12AM is: 3.5m 15s primary swell from a South-southwest direction and 0.3m 9s secondary swell from a East direction (forecast issued at 09:00pm August 14). The wind direction is predicted to be cross-offshore and the swell rating is 11.

Time (AEST) & DateWave HeightWave Period
Morning (15 Aug)11ft (3.5m)15s
Afternoon (15 Aug)10ft (3.0m)14s
Evening (15 Aug)8ft (2.5m)14s

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


Short Range Forecast

Mostly dry. Very mild (max 12°C on Sun morning, min 8°C on Fri night). Wind will be generally light.

Fri
14
Saturday
15
Sunday
16
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
4
4
4
4
4
4
3
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
4
SSW
15
3.5
SSW
15
3.5
SSW
15
3.5
SSW
15
3.5
SSW
15
3.5
SSW
15
3.5
SSW
15
3
SSW
14
3
SSW
14
2.5
SSW
14
2.5
SSW
14
2.4
SSW
14
2.1
SSW
14
2.1
SSW
14
2.1
SSW
13
2
SSW
13
1.9
SW
13
1.9
SW
13
Wave Graph
Metric surfscale
Energy kJ
6482
5789
5639
5572
5720
5240
4468
3929
3334
2717
2292
2099
1697
1538
1520
1359
1192
1174
Wind (km/h)
20
SW
15
WSW
15
W
10
WNW
10
NW
10
NNW
5
ENE
5
SSE
10
N
10
NNW
10
NW
10
NW
10
NW
5
NNW
5
E
5
SSW
10
W
10
WNW
Wind State
cross
cross-off
cross-off
cross-off
off
off
glassy
glassy
cross-off
cross-off
off
off
off
glassy
glassy
cross
cross-off
off
High Tide
7:01PM0.63m
12:19PM0.49m
8:17PM0.53m
12:08PM0.51m
Low Tide
3:41AM0.21m
2:58PM0.48m
4:29AM0.30m
6:32PM0.41m
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:24
5:25
 mm
Temp °C
10
10
9
8
8
8
9
10
10
10
10
10
10
11
12
11
12
11
Feels °C
4
5
5
4
5
5
6
8
7
7
7
7
7
8
9
9
10
8
  • 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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