Surf Forecasts:
Bruny Island - Mabel Bay surf forecast from 20 Jul 2026:
- Best quality surf: Thursday 23 Jul, 1AM (local time) - 16ft (5.0m), 14s period, WSW swell with cross-offshore winds.
- Most powerful swell: Friday 24 Jul, 1AM (local time) - 25ft (7.5m), 16s period, SSW swell with 25,233 kJ wave energy.
- Next surfable swell (1★+): Tuesday 21 Jul, 1AM (local time) - 5ft (1.6m), 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 Tuesday (Jul 21) at 1AM. The primary swell is predicted to be 1.6m and 13s period with a secondary swell of 0.3m and 14s. 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 7.5m 16s and forecast to arrive on Friday (Jul 24) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Thursday (Jul 23) at 4AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Tue 21st Jul) | 5ft (1.6m) 13s |
| Best Surf | 1AM (Thu 23rd Jul) | 16ft (5.0m) 14s |
| Most Powerful | 1AM (Fri 24th Jul) | 25ft (7.5m) 16s |
Table - best surf conditions forecast for Bruny Island - Mabel Bay over the next 16 days.
Short Range ForecastHeavy rain (total 20mm), heaviest during Wed morning. Very mild (max 13°C on Mon night, min 5°C on Wed night). Winds increasing (light winds from the NW on Mon night, gales from the WSW by Thu afternoon). | Days 5-7 Weather SummaryModerate rain (total 10mm), heaviest on Thu night. Very mild (max 13°C on Sun afternoon, min 4°C on Thu night). Winds decreasing (gales from the SW on Thu night, light winds from the W by Sat afternoon). | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 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 13 | SW 13 | SW 13 | SW 12 | SW 13 | SW 12 | WSW 14 | SW 14 | SW 13 | SSW 16 | SSW 15 | SW 14 | SW 13 | SW 12 | SSW 12 | WSW 11 | SW 11 | SW 11 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 919 | 1247 | 814 | 520 | 760 | 2027 | 11197 | 4718 | 6693 | 25233 | 10012 | 8488 | 7453 | 6915 | 2357 | 2183 | 483 | 445 | 1392 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off |
High Tide | 2:31AM0.41m | 1:58PM0.60m | 1:56PM0.62m | 1:58PM0.65m | 2:09PM0.68m | 2:32PM0.71m | 3:01PM0.73m | ||||||||||||
Low Tide | 6:30AM0.37m | 10:00PM0.28m | 10:27PM0.23m | 10:48PM0.20m | 11:09PM0.18m | 11:33PM0.16m | 00:03AM0.14m | ||||||||||||
 |  | |  |  |  |  | | | | | | | | | |  | | | |
 | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — |
 | — | — | 4:59 | — | — | 5:00 | — | — | 5:00 | — | — | 5:01 | — | — | 5:02 | — | — | 5:04 | — |
mm | — | — | — | 4 | 4 | 1 | 4 | 2 | 5 | 4 | 1 | 2 | — | 2 | — | — | — | 1 | 1 |
Temp °C | 13 | 12 | 13 | 12 | 11 | 8 | 7 | 8 | 7 | 7 | 8 | 12 | 12 | 11 | 11 | 10 | 11 | 13 | 14 |
Feels °C | 11 | 9 | 11 | 9 | 6 | -1 | -1 | -2 | -5 | -3 | 0 | 1 | 3 | 4 | 5 | 5 | 5 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 13 | ENE 10 | SW 14 | ENE 10 | ENE 10 | — | SSW 15 | — | — | SW 12 | SSW 12 | SW 12 | SW 11 | SW 11 | SW 12 |
| kJ | 919 | 1247 | 814 | 520 | 760 | 10 | 4899 | 9 | 9 | — | 10012 | — | — | 6915 | 2357 | 892 | 483 | 445 | 1392 |
Swell 2 Height (m) Direction Period (s) | SE 14 | NE 11 | NE 11 | NE 11 | NE 10 | SE 12 | ENE 10 | — | — | — | — | — | — | — | SSE 10 | S 10 | S 10 | S 10 | SSE 14 |
| kJ | 29 | 30 | 30 | 29 | 27 | 6 | 10 | — | — | — | — | — | — | — | 33 | 318 | 125 | 45 | 21 |
Swell 3 Height (m) Direction Period (s) | ENE 11 | SE 13 | ESE 13 | SE 12 | SE 12 | — | — | — | — | — | — | — | — | — | — | SE 14 | SE 13 | SSW 16 | SE 18 |
| kJ | 24 | 27 | 17 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | 8 | 7 | 26 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | N 3 | NW 3 | SW 12 | WSW 14 | SW 14 | SW 13 | SSW 16 | — | SW 14 | SW 13 | SSW 13 | — | WSW 11 | NW 3 | NNW 3 | — |
| kJ | — | — | — | 8 | 5 | 2027 | 11197 | 4718 | 6693 | 25233 | — | 8488 | 7453 | 4079 | — | 2183 | 2 | 3 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 6 | 53 | 6 | 8 | 57 | 119 | 74 | 74 | 861 | 790 | 66 | 610 | 74 | 74 | 66 | 53 | 59 | 57 | 576 |
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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