Bruny Island - Mabel Bay surfForecast / TAS – East Coast / Australia

information circle12 Day Weather and Surf, issued 4 pm Monday 19 Jan 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Bruny Island - Mabel Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bruny Island - Mabel Bay sea temperature is
15.4° C
(Which is slightly warmer than usual)


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

The surf forecast for Bruny Island - Mabel Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jan 20) at 11PM. The primary swell is predicted to be 0.8m and 21s period with a secondary swell of 0.8m and 7s. 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 12 days are 2.3m 16s and forecast to arrive on Sunday (Jan 25) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 7s period and expected on Saturday (Jan 24) at 8PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Tue 20th Jan)2.5ft (0.8m) 21s
Best Surf 5AM (Wed 21st Jan)4ft (1.2m) 19s
Most Powerful 5PM (Sun 25th Jan)7.5ft (2.3m) 16s

Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 17°C on Mon afternoon, min 12°C on Wed night). Mainly strong winds.

Days 3-6 Weather Summary Mostly dry. Warm (max 22°C on Sat afternoon, min 10°C on Thu night). Winds increasing (light winds from the NNW on Fri morning, fresh winds from the SW by Sat night).

Mon
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
3
4
0
1
1
0
3
2
0
0
1
1
0
0
1
3
2
Swell
Height Map
Wave Height (m) & direction (?)
0.7
SW
0.6
SW
1
E
0.5
SW
1.1
SW
1.4
SW
1.9
SW
1.4
SW
1.3
SW
1.2
SW
1.1
SW
1.1
SW
1.1
SW
0.9
SW
0.9
SW
0.6
SSW
1.1
SW
1.1
SW
2.3
SW
1.4
SW
1.4
SW
Period(s) (?)12127232017161514141312121111161414161614
Wave
Graph
(?)Metric surfscale
Energy kJ (?)14890108257872123517599277365264313743032052021665214592612871821
Wind
(km/h)
35
NE
30
NNE
10
ENE
25
SSW
10
W
5
SSW
40
SSW
30
SSW
25
SSW
30
SW
10
W
10
ENE
20
E
30
NNE
20
NE
10
E
40
SW
25
SSW
20
S
10
NE
20
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
crosscross-
on
cross-
off
glasscrosscrosscrosscrosscross-
off
cross-
on
cross-
on
cross-
off
cross-
off
cross-
on
crosscross-
on
cross-
on
crosscross
High Tide
/ height (m)
6:28AM
0.77
7:05AM
0.74
7:48AM
0.68
8:45AM
0.60
1:58AM
0.51
10:35AM
0.51
1:42AM
0.56
1:11PM
0.46
1:57AM
0.62
Low Tide
/ height (m)
3:53PM
0.12
4:31PM
0.14
5:07PM
0.17
5:42PM
0.22
6:18AM
0.48
6:18PM
0.27
8:14AM
0.38
6:54PM
0.33
9:17AM
0.26
Mon
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Sunrise--5:54--5:54--5:56--5:58--5:58--6:01--6:01
Sunset8:49--8:49--8:47--8:46--8:45--8:45--8:45--
clear
clear
clear
clear
part cloud
clear
light rain
rain showers
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
Rain (mm)
------32-------------
Temp. °C171617171616141313131312141517221913141314
Feels °C (?)1091515131610576791010121816791010
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 12 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

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