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Surf Forecasts:

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

information circle16 Day Weather and Surf, issued 4 pm Monday 16 Mar 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
15.9° C
 (Which is 1.1°C warmer than normal for this time of year)

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 Tuesday (Mar 17) at 2AM. The primary swell is predicted to be 1.7m and 13s period with a secondary swell of 0.2m and 12s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Bruny Island - Mabel Bay in the next 16 days are 2.4m 14s and forecast to arrive on Saturday (Mar 21) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Tuesday (Mar 17) at 8AM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Tue 17th Mar)5.5ft (1.7m) 13s
Best Surf 8PM (Wed 18th Mar)8ft (2.5m) 12s
Most Powerful 5PM (Sat 21st Mar)8ft (2.4m) 14s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast Mostly dry. Very mild (max 17°C on Tue afternoon, min 11°C on Wed morning). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Thu morning).

Days 3-6 Weather Summary Some drizzle, heaviest during Sat afternoon. Very mild (max 16°C on Fri afternoon, min 10°C on Sun morning). Winds decreasing (fresh winds from the SSW on Sat afternoon, calm by Sun morning).

Mon
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
3
4
3
0
3
3
2
3
4
2
4
4
2
3
4
2
3
4
2
3
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2
SSW
1.7
SSW
2.2
SW
2.4
SW
1.9
SW
1.7
SW
1.6
SW
1.8
SW
2
SW
2.1
SW
2.2
SSW
1.9
SW
1.5
SW
1.5
SW
1.7
SW
2.4
SW
2
SW
1.7
SW
1.4
SW
1.2
SW
1.3
SW
Period(s) (?)131312121212121213131413131413141413131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)130910141427158495782281195612851391183111827578741006225814511021680473494
Wind
(km/h)
10
SSE
10
NW
25
W
35
SW
10
NW
5
NNE
10
ENE
5
NW
0
ENE
15
SSW
10
N
5
ENE
10
SE
10
NNW
5
N
30
SSW
15
SW
5
ENE
10
E
5
WNW
10
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onoffcross-
off		crossoffcross-
off		cross-
on		offglasscross-
on		cross-
off		glassoncross-
off		cross-
off		crosscrossglasscross-
on		offcross
High Tide
/ height (m)
6:46PM
0.44
4:47AM
0.72
7:04PM
0.45
5:39AM
0.68
7:28PM
0.48
6:41AM
0.61
7:55PM
0.51
8:09AM
0.53
8:26PM
0.54
10:43AM
0.48
9:05PM
0.58
9:55PM
0.61
Low Tide
/ height (m)
9:55PM
0.41
12:30PM
0.16
11:00PM
0.39
1:05PM
0.21
12:15AM
0.37
1:41PM
0.28
1:47AM
0.33
2:15PM
0.36
3:36AM
0.28
2:46PM
0.44
5:23AM
0.21
6:48AM
0.13
Mon
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Sunrise--7:07--7:09--7:11--7:11--7:13--7:15--7:16
Sunset7:30--7:30--7:28--7:25--7:23--7:22--7:21--
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
rain showers
part cloud
clear
clear
clear
clear
Rain (mm)
---------------1-----
Temp. °C141416171414161515151415161615161312131313
Feels °C (?)1211111281314131514131414151416911111211
  • Map Icons:
  • Break
  • 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 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

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