Surf Forecasts:
Bruny Island - Mabel Bay surf forecast from 21 Oct 2026:
- Best quality surf: Friday 23 Oct, 11PM (local time) - 13ft (4.0m), 16s period, WSW swell with glassy winds.
- Most powerful swell: Friday 23 Oct, 11PM (local time) - 13ft (4.0m), 16s period, WSW swell with 7,582 kJ wave energy.
- Next surfable swell (1★+): Thursday 22 Oct, 11PM (local time) - 5ft (1.6m), 15s 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 Thursday (Oct 22) at 11PM. The primary swell is predicted to be 1.6m and 15s period with a secondary swell of 1.0m and 20s. 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 4.0m 16s and forecast to arrive on Friday (Oct 23) at 11PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 8s period and expected on Friday (Oct 23) at 2AM.
| Wave Type | Time (AEDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Thu 22nd Oct) | 5ft (1.6m) 15s |
| Best Surf | 11PM (Fri 23rd Oct) | 13ft (4.0m) 16s |
| Most Powerful | 11PM (Fri 23rd Oct) | 13ft (4.0m) 16s |
Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 16 days.
Short Range ForecastMostly dry. Warm (max 23°C on Thu afternoon, min 11°C on Wed night). Winds increasing (calm on Fri night, fresh winds from the WSW by Sat afternoon). | Days 5-7 Weather SummaryHeavy rain (total 37mm), heaviest during Sun morning. Very mild (max 13°C on Sat night, min 7°C on Mon night). Winds increasing (light winds from the ESE on Sat night, fresh winds from the WSW by Mon afternoon). | ||||||||||||||||||
Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | ||||||||||||||
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 16 | SW 16 | SW 15 | SSW 19 | SW 18 | SW 16 | SW 16 | SW 15 | SW 14 | SW 13 | SW 12 | SW 14 | SW 14 | SW 10 | SW 13 | SW 13 | SW 13 | SW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 2314 | 2434 | 1808 | 998 | 2714 | 2214 | 2383 | 1900 | 1754 | 1395 | 711 | 1307 | 471 | 437 | 1460 | 755 | 529 | 481 | 1267 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | cross-off | on | cross-off | cross | glassy | cross-off | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 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 | 6:40AM0.70m | |||||||||
Low Tide | 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 | 3:23PM0.10m | ||||||||
 |  |  |  |  | | | | |  |  |  |  | | | | | | | |
 | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — | 6:01 | — | — |
 | — | — | 7:42 | — | — | 7:44 | — | — | 7:45 | — | — | 7:45 | — | — | 7:47 | — | — | 7:49 | — |
mm | — | — | — | — | — | — | — | — | — | 15 | 14 | 2 | 6 | — | — | — | — | — | — |
Temp °C | 14 | 20 | 23 | 20 | 16 | 20 | 19 | 15 | 16 | 13 | 11 | 10 | 9 | 10 | 11 | 9 | 10 | 11 | 12 |
Feels °C | 12 | 17 | 21 | 18 | 15 | 16 | 18 | 13 | 11 | 11 | 7 | 4 | 1 | 1 | 2 | 1 | 2 | 3 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 15 | SW 14 | SW 18 | SW 16 | SW 16 | SW 15 | NE 8 | SW 13 | SW 12 | SW 14 | SW 14 | SW 13 | ENE 10 | SW 13 | SW 13 | SW 12 | SW 12 |
| kJ | 2314 | 2434 | 1808 | 998 | 2714 | 2214 | 2383 | 1900 | 17 | 1395 | 711 | 1307 | 410 | 398 | 38 | 755 | 529 | 481 | 494 |
Swell 2 Height (m) Direction Period (s) | SSW 20 | — | ENE 6 | SSW 19 | NE 8 | ENE 8 | ENE 9 | ENE 8 | NE 8 | ENE 8 | SW 15 | ENE 8 | ENE 6 | NE 10 | ESE 7 | S 8 | S 7 | S 7 | SE 8 |
| kJ | 339 | — | 23 | 993 | 62 | 35 | 43 | 28 | 100 | 13 | 479 | 12 | 11 | 24 | 10 | 61 | 40 | 14 | 18 |
Swell 3 Height (m) Direction Period (s) | NE 8 | — | — | NE 8 | NE 8 | — | — | — | — | NE 12 | ENE 8 | NE 11 | E 6 | E 6 | — | ESE 8 | ESE 8 | ESE 8 | ENE 9 |
| kJ | 46 | — | — | 93 | 245 | — | — | — | — | 6 | 13 | 5 | 10 | 7 | — | 11 | 12 | 12 | 8 |
Wind waves Height (m) Direction Period (s) | ENE 8 | NE 3 | — | NE 8 | — | — | SW 4 | — | SW 14 | — | — | — | SW 11 | SW 10 | SW 13 | — | — | — | WSW 12 |
| kJ | 23 | 7 | — | 203 | — | — | 49 | — | 1754 | — | — | — | 471 | 437 | 1460 | — | — | — | 1267 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 6 | 53 | 53 | 8 | 53 | 57 | 69 | 6 | 57 | 53 | 69 | 501 | 119 | 119 | 579 | 53 | 119 | 119 | 81 |
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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