Surf Forecasts:
Bruny Island - Mabel Bay surf forecast from 20 Oct 2026:
- Best quality surf: Monday 26 Oct, 5PM (local time) - 13ft (4.0m), 10s period, SW swell with cross-offshore winds.
- Most powerful swell: Wednesday 28 Oct, 5AM (local time) - 13ft (4.0m), 12s period, SW swell with 5,173 kJ wave energy.
- Next surfable swell (1★+): Wednesday 21 Oct, 5AM (local time) - 2.5ft (0.8m), 11s 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 Wednesday (Oct 21) at 5AM. The primary swell is predicted to be 0.6m and 14s period with a secondary swell of 0.8m and 11s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Bruny Island - Mabel Bay in the next 16 days are 4.0m 12s and forecast to arrive on Wednesday (Oct 28) at 5AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Wednesday (Oct 21) at 5PM.
| Wave Type | Time (AEDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Wed 21st Oct) | 2.5ft (0.8m) 11s |
| Best Surf | 5PM (Mon 26th Oct) | 13ft (4.0m) 10s |
| Most Powerful | 5AM (Wed 28th Oct) | 13ft (4.0m) 12s |
Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 23°C on Thu afternoon, min 11°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 36mm), heaviest during Sat night. Very mild (max 17°C on Sat afternoon, min 8°C on Mon morning). Winds increasing (calm on Fri night, fresh winds from the W by Mon afternoon). | ||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | SW 13 | SW 15 | SW 16 | SW 16 | SW 15 | SSW 19 | SW 18 | SW 16 | SW 16 | SW 15 | SW 14 | SW 13 | SW 12 | SW 12 | SW 13 | SW 13 | SW 10 | SW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 161 | 340 | 606 | 2314 | 2580 | 1808 | 998 | 2714 | 1878 | 3400 | 2387 | 2185 | 1360 | 1269 | 687 | 852 | 778 | 3050 | 2283 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross | cross-off | cross | on | cross-off | cross-on | cross-on | glassy | cross | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:08AM0.51m | 2:13PM0.62m | 4:58AM0.52m | 3:09PM0.60m | 5:04AM0.55m | 4:11PM0.57m | 5:20AM0.59m | 5:26PM0.52m | 5:42AM0.63m | 7:06PM0.47m | 6:08AM0.67m | ||||||||
Low Tide | 9:31PM0.16m | 8:32AM0.48m | 9:53PM0.17m | 9:31AM0.43m | 10:18PM0.20m | 10:32AM0.37m | 10:45PM0.25m | 11:37AM0.31m | 11:10PM0.31m | 12:47PM0.24m | 11:29PM0.39m | 2:03PM0.17m | |||||||
 |  |  |  | | |  | |  | | | |  |  |  | | | | | |
 | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — |
 | — | — | 7:40 | — | — | 7:42 | — | — | 7:44 | — | — | 7:45 | — | — | 7:45 | — | — | 7:47 | — |
mm | 1 | — | — | — | — | — | — | — | — | 1 | — | — | 12 | 16 | 6 | 1 | — | — | — |
Temp °C | 16 | 14 | 16 | 14 | 20 | 23 | 22 | 16 | 16 | 15 | 16 | 17 | 14 | 10 | 11 | 10 | 10 | 11 | 8 |
Feels °C | 17 | 15 | 13 | 11 | 17 | 21 | 21 | 16 | 13 | 14 | 13 | 13 | 13 | 6 | 7 | 8 | 2 | 1 | 0 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 15 | SW 16 | SW 16 | SW 15 | SW 14 | SW 18 | SW 16 | SW 16 | SW 15 | SW 14 | SW 13 | SW 12 | SW 12 | SW 13 | SW 13 | ENE 9 | ENE 9 |
| kJ | 161 | 340 | 606 | 2314 | 2580 | 1808 | 998 | 2714 | 1878 | 3400 | 2387 | 2185 | 1360 | 1269 | 687 | 852 | 778 | 26 | 16 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 20 | SSW 18 | SSW 20 | — | ENE 7 | SSW 19 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | NE 8 | NE 8 | ENE 8 | SW 15 | ENE 7 | ENE 6 | — | E 8 |
| kJ | 131 | 149 | 356 | 339 | — | 25 | 993 | 42 | 50 | 58 | 29 | 18 | 18 | 14 | 424 | 10 | 8 | — | 6 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 8 | NE 8 | — | — | — | NE 8 | NE 8 | — | — | — | E 12 | ENE 8 | ENE 8 | E 11 | ENE 9 | — | — |
| kJ | 21 | 16 | 12 | 14 | — | — | — | 142 | 132 | — | — | — | 3 | 47 | 13 | 2 | 8 | — | — |
Wind waves Height (m) Direction Period (s) | — | SW 5 | SW 5 | — | NE 3 | — | NE 8 | — | — | — | SW 5 | WSW 7 | — | — | — | — | WSW 4 | SW 10 | SW 11 |
| kJ | — | 7 | 56 | — | 6 | — | 88 | — | — | — | 26 | 222 | — | — | — | — | 21 | 3050 | 2283 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 6 | 57 | 57 | 6 | 8 | 55 | 8 | 53 | 57 | 6 | 57 | 53 | 57 | 119 | 69 | 6 | 78 | 119 | 74 |
Best forecast wave conditions in East Coast of Tasmania | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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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