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Bruny Island - Mabel Bay Surf Forecast
/ TAS – East Coast (46 breaks) / Tasmania (59 breaks) /
Surf Forecasts:
Bruny Island - Mabel Bay surfForecast / TAS – East Coast / Australia
12 Day Weather and Surf, issued 10 pm Saturday 15 Nov 2025 AEDT
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 Sunday (Nov 16) at 5AM. The primary swell is predicted to be 1.0m and 9s period with a secondary swell of 0.7m and 9s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Bruny Island - Mabel Bay in the next 12 days are 4.0m 15s and forecast to arrive on Thursday (Nov 20) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Thursday (Nov 20) at 5AM.
| Wave Type | Time (AEDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Sun 16th Nov) | 3.5ft (1.0m) 9s |
| Best Surf | 8PM (Tue 18th Nov) | 15ft (4.5m) 12s |
| Most Powerful | 11PM (Thu 20th Nov) | 13ft (4.0m) 15s |
Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 12 days.
Short Range Forecast Moderate rain (total 11mm), heaviest on Tue morning. Very mild (max 12°C on Sun morning, min 8°C on Sun night). Winds increasing (calm on Sat night, strong winds from the W by Mon night). | Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Tue night. Very mild (max 11°C on Wed afternoon, min 7°C on Thu night). Winds increasing (light winds from the NW on Wed night, fresh winds from the SW by Fri afternoon). | |||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Sat 22 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 10 | 11 | 11 | 10 | 9 | 11 | 11 | 11 | 12 | 12 | 11 | 12 | 12 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 136 | 304 | 249 | 181 | 805 | 1385 | 898 | 2546 | 2798 | 4626 | 1399 | 1645 | 1731 | 3224 | 3681 | 2704 | 1270 | 1575 | 732 | 561 | 568 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | glass | cross | |
High Tide / height (m) | 4:58AM 0.59 | 4:27PM 0.40 | 4:46AM 0.62 | 6:11PM 0.37 | 4:44AM 0.65 | 4:50AM 0.68 | 5:03AM 0.70 | 5:20AM 0.72 | 5:42AM 0.72 | |||||||||||||
Low Tide / height (m) | 9:37PM 0.30 | 12:14PM 0.36 | 9:11PM 0.34 | 12:47PM 0.31 | 8:11PM 0.36 | 1:24PM 0.26 | 2:07PM 0.21 | 2:56PM 0.18 | 3:49PM 0.15 | 4:41PM 0.14 | ||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Sat 22 | ||||||||||||||||
| Sunrise | - | 5:35 | - | - | 5:35 | - | - | 5:33 | - | - | 5:33 | - | - | 5:33 | - | - | 5:31 | - | - | 5:31 | - | |
| Sunset | - | - | 8:15 | - | - | 8:16 | - | - | 8:17 | - | - | 8:19 | - | - | 8:21 | - | - | 8:22 | - | - | 8:22 | |
 |  |  |  |  | |  | | | | | | | | |  | | | | |  | ||
Rain (mm) | - | - | 2 | 1 | 2 | - | 1 | 3 | 2 | 4 | - | 2 | 1 | - | 2 | - | - | - | - | - | - | |
| Temp. °C | 11 | 12 | 11 | 12 | 9 | 10 | 12 | 10 | 12 | 9 | 10 | 11 | 9 | 11 | 11 | 9 | 9 | 11 | 10 | 10 | 11 | |
| Feels °C (?) | 8 | 9 | 10 | 9 | -1 | 1 | 3 | 1 | 7 | 2 | 4 | 3 | 5 | 6 | 4 | 3 | 3 | 3 | 2 | 7 | 3 | |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Bruny Island - Mabel Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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