Bruny Island - Mabel Bay Surf Break

Lat Long: 43.49° S 147.16° E

Bruny Island - Mabel Bay Surf Forecast and Surf Report

Issued: 9 am 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Bruny Island - Mabel Bay sea temperature is
12.8°C
1.3° 

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


Bruny Island - Mabel Bay surf forecast from 6 Sep 2026:

  • Best quality surf: Tuesday 8 Sep, 10AM (local time) - 11ft (3.5m), 11s period, WSW swell with offshore winds.
  • Most powerful swell: Wednesday 9 Sep, 7PM (local time) - 21ft (6.5m), 18s period, SSW swell with 25,954 kJ wave energy.
  • Next surfable swell (1★+): Sunday 6 Sep, 7PM (local time) - 5ft (1.5m), 13s period with SW swell.

Best Forecast Surf Conditions for Bruny Island - Mabel Bay this week:

The surf forecast for Bruny Island - Mabel Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 06) at 7PM. The primary swell is predicted to be 1.5m and 13s period with a secondary swell of 0.5m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Bruny Island - Mabel Bay in the next 16 days are 6.5m 18s and forecast to arrive on Wednesday (Sep 09) at 7PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Sunday (Sep 06) at 7PM.

Wave TypeTime (AEST) & Date Wave Height & Period
Next good surf (1 star+) 7PM (Sun 6th Sep)5ft (1.5m) 13s
Best Surf10AM (Tue 8th Sep)11ft (3.5m) 11s
Most Powerful 7PM (Wed 9th Sep)21ft (6.5m) 18s

Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 16 days.


Short Range Forecast

Moderate rain (total 13mm), heaviest on Tue night. Very mild (max 13°C on Tue morning, min 7°C on Mon night). Winds increasing (light winds from the NNW on Sun morning, near gales from the WSW by Tue night).

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Wed morning. Very mild (max 13°C on Thu afternoon, min 7°C on Fri night). Winds decreasing (near gales from the WSW on Wed afternoon, light winds from the NNW by Fri night).

Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
2
2
0
1
6
!
!
0
!
!
!
!
!
!
!
!
!
5
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SW
13
1.6
SW
13
1.3
SW
13
3
SW
8
2.5
SW
9
3
WSW
12
3.5
WSW
11
4.5
WSW
12
4
SW
16
5.5
SW
19
6.5
SSW
18
6.5
SSW
18
5
SSW
16
4.5
SSW
16
4
SW
14
3.5
SW
13
3.5
SSW
14
3.5
SSW
15
2.5
SSW
16
2.3
SSW
15
1.8
SW
14
Wave Graph
Metric surfscale
Energy kJ
1042
841
535
1124
1129
2755
2667
5534
7520
23345
24452
24430
13637
9888
6612
4514
5534
4990
3415
2274
1344
Wind (km/h)
5
NNW
10
SE
25
WNW
35
SW
35
WSW
15
NNW
15
NW
30
W
45
WSW
55
WSW
55
WSW
45
WSW
35
WSW
30
W
40
WSW
35
WSW
35
WSW
10
WNW
10
NNW
10
ESE
15
NNW
Wind State
off
on
cross-off
cross
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
on
off
High Tide
1:45PM0.77m
5:56AM0.50m
2:36PM0.79m
6:32AM0.48m
3:25PM0.78m
7:04AM0.46m
4:13PM0.74m
7:32AM0.45m
5:03PM0.67m
7:54AM0.45m
6:00PM0.58m
8:11AM0.47m
7:23PM0.49m
Low Tide
9:59PM0.00m
7:45AM0.49m
10:46PM0.02m
8:27AM0.47m
11:32PM0.06m
9:15AM0.45m
00:16AM0.13m
10:14AM0.43m
00:56AM0.21m
11:30AM0.42m
1:32AM0.30m
1:17PM0.40m
1:56AM0.38m
clear
part cloud
rain showers
clear
clear
part cloud
clear
rain showers
rain showers
rain showers
rain showers
cloud
part cloud
clear
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:28
6:26
6:26
6:24
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:50
5:51
5:52
5:52
5:53
5:55
 mm
3
3
7
1
2
Temp °C
12
12
12
11
10
9
13
13
9
9
10
11
12
13
11
12
10
9
14
13
12
Feels °C
10
10
9
2
1
4
7
6
-2
-3
-2
3
5
6
3
4
3
5
10
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 
submit an eyeball surf report

Quick surf report for Bruny Island - Mabel Bay:

join our community of surf reporters

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 Bruny Island - Mabel Bay 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.


Information about the Bruny Island - Mabel Bay Surf forecast

The above surf forecast table for Bruny Island - Mabel Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Bruny Island - Mabel Bay can be found by selecting the local surf guide option on the grey menu. Our Bruny Island - Mabel Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Bruny Island - Mabel Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Bruny Island - Mabel Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in East Coast of Tasmania? If you are looking for accommodation near Bruny Island - Mabel Bay, camping, hotels and holiday cottages in East Coast of Tasmania, consider staying in Hobart which is 66 km (41 miles) away. Alternatively, find information about places to stay and car hire in Port Arthur which is 67 km (42 miles) away

Nearest locationNearest