Surf Forecasts:
Bruny Island - Mabel Bay surf forecast from 30 Aug 2026:
- Best quality surf: Sunday 30 Aug, 4PM (local time) - 11ft (3.5m), 13s period, SW swell with cross-offshore winds.
- Most powerful swell: Friday 4 Sep, 10AM (local time) - 20ft (6.0m), 15s period, WSW swell with 15,930 kJ wave energy.
- Next surfable swell (1★+): Sunday 30 Aug, 4PM (local time) - 11ft (3.5m), 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 (Aug 30) at 4PM. The primary swell is predicted to be 3.5m and 13s period. 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 6.0m 15s and forecast to arrive on Friday (Sep 04) at 10AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Saturday (Sep 05) at 7AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Sun 30th Aug) | 11ft (3.5m) 13s |
| Best Surf | 4PM (Sun 30th Aug) | 11ft (3.5m) 13s |
| Most Powerful | 10AM (Fri 4th Sep) | 20ft (6.0m) 15s |
Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Very mild (max 16°C on Tue morning, min 9°C on Mon night). Winds increasing (light winds from the NNW on Mon afternoon, strong winds from the WNW by Tue night). | Days 4-6 Weather SummaryLight rain (total 9mm), mostly falling on Fri night. Very mild (max 13°C on Wed morning, min 8°C on Thu morning). Winds decreasing (near gales from the W on Thu morning, light winds from the NW by Fri morning). | ||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||||
AM | PM | 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) | WSW 13 | SW 13 | SW 13 | SW 14 | WSW 14 | SSW 16 | SW 15 | SW 14 | SW 14 | SW 16 | WSW 15 | SW 14 | SW 14 | SW 15 | SW 15 | WSW 15 | SW 15 | SW 15 | SSW 17 | SW 10 | SW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8647 | 4144 | 4408 | 4067 | 7190 | 3245 | 1628 | 1119 | 1443 | 3678 | 13279 | 3388 | 8253 | 11139 | 11122 | 15930 | 5154 | 3326 | 2828 | 3016 | 4353 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross-off |
High Tide | 6:54PM0.54m | 8:51AM0.49m | 8:59PM0.47m | 9:28AM0.53m | 00:30AM0.45m | 10:14AM0.58m | 2:58AM0.49m | 11:06AM0.64m | 3:57AM0.51m | 12:00PM0.69m | 4:39AM0.52m | ||||||||||
Low Tide | 12:24PM0.41m | 2:11AM0.33m | 2:59PM0.38m | 2:42AM0.39m | 5:11PM0.31m | 3:18AM0.44m | 6:29PM0.22m | 4:13AM0.48m | 7:28PM0.13m | 5:22AM0.51m | 8:20PM0.06m | 6:22AM0.52m | 9:10PM0.02m | ||||||||
 |  |  | | | |  |  |  |  | | | | | | | |  | | | | |
 | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — | 6:33 | — | — |
 | — | 5:40 | — | — | 5:42 | — | — | 5:43 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — |
mm | — | — | — | — | — | — | — | 1 | 2 | 1 | — | 2 | 2 | — | — | — | — | 4 | — | 1 | — |
Temp °C | 12 | 12 | 11 | 12 | 13 | 10 | 16 | 15 | 11 | 13 | 13 | 13 | 9 | 9 | 10 | 12 | 13 | 13 | 12 | 10 | 10 |
Feels °C | 7 | 6 | 7 | 8 | 9 | 6 | 10 | 9 | 4 | 7 | 7 | 8 | -3 | -3 | 2 | 8 | 8 | 9 | 3 | -1 | 4 |
Swell 1 Height (m) Direction Period (s) | SW 13 | — | SW 13 | SW 13 | SW 14 | SSW 16 | SW 15 | SW 14 | SW 14 | SW 16 | SW 15 | SW 14 | SSE 12 | — | — | SW 15 | SW 15 | SW 15 | SSW 17 | S 11 | — |
| kJ | 4031 | — | 3732 | 3299 | 3010 | 3245 | 1628 | 1119 | 1443 | 3678 | 4862 | 3388 | 14 | — | — | 6953 | 5154 | 3326 | 2828 | 163 | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | SSW 20 | SSW 18 | S 10 | S 10 | S 10 | SSE 12 | SSE 12 | SSE 11 | SSE 12 | — | — | — | — | — | — | ENE 6 | ENE 8 | — |
| kJ | — | — | — | 596 | 986 | 125 | 92 | 46 | 28 | 26 | 25 | 13 | — | — | — | — | — | — | 65 | 7 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | SSW 19 | NE 9 | NE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 37 | 3 | 10 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 13 | SW 13 | SW 13 | SW 14 | WSW 14 | — | NNE 4 | NNW 3 | WSW 7 | WNW 4 | WSW 15 | NNW 4 | SW 14 | SW 15 | SW 15 | WSW 15 | — | NNE 3 | N 4 | SW 10 | SW 11 |
| kJ | 8647 | 4144 | 4408 | 4067 | 7190 | — | 7 | 10 | 334 | 31 | 13279 | 15 | 8253 | 11139 | 11122 | 15930 | — | 5 | 19 | 3016 | 4353 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 66 | 69 | 63 | 63 | 6 | 6 | 8 | 78 | 154 | 599 | 53 | 96 | 609 | 601 | 74 | 6 | 6 | 78 | 74 | 861 | 56 |
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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