Surf Forecasts:
Bruny Island - Lighthouse Bay surf forecast from 12 Aug 2026:
- Best quality surf: Wednesday 12 Aug, 7PM (local time) - 11ft (3.5m), 14s period, SW swell with cross-shore winds.
- Most powerful swell: Thursday 13 Aug, 4PM (local time) - 21ft (6.5m), 15s period, SW swell with 18,927 kJ wave energy.
- Next surfable swell (1★+): Wednesday 12 Aug, 7PM (local time) - 11ft (3.5m), 14s period with SW swell.
Best Forecast Surf Conditions for Bruny Island - Lighthouse Bay this week:
The surf forecast for Bruny Island - Lighthouse Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 12) at 7PM. The primary swell is predicted to be 3.5m and 14s period with a secondary swell of 0.9m and 19s. Another secondary swell of 0.7m and 10s is also forecast. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Bruny Island - Lighthouse Bay in the next 16 days are 6.5m 15s and forecast to arrive on Thursday (Aug 13) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Wednesday (Aug 19) at 4PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Wed 12th Aug) | 11ft (3.5m) 14s |
| Best Surf | 7PM (Wed 12th Aug) | 11ft (3.5m) 14s |
| Most Powerful | 4PM (Thu 13th Aug) | 21ft (6.5m) 15s |
Table - best surf conditions forecast for Bruny Island - Lighthouse Bay over the next 16 days.
Short Range ForecastLight rain (total 8mm), mostly falling on Fri morning. Very mild (max 12°C on Wed night, min 8°C on Fri night). Winds decreasing (strong winds from the W on Wed night, light winds from the WNW by Fri night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 12°C on Sun morning, min 10°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||||
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 16 | SW 15 | SW 16 | SW 15 | SW 15 | WSW 15 | WSW 15 | SW 15 | SSW 14 | S 16 | SSW 14 | SSW 14 | SW 14 | SW 13 | SW 13 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8860 | 4763 | 5898 | 9844 | 18927 | 15348 | 15063 | 6021 | 4197 | 2062 | 2760 | 1913 | 1594 | 1325 | 1083 | 1759 | 2383 | 1776 | 1130 | 799 | 428 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-off | cross | cross | cross-off | cross | cross-on | cross-off | off | on | cross-off | glassy | on | cross-off | glassy | cross | off | off | glassy | off |
High Tide | 5:16PM0.80m | 6:06PM0.73m | 7:01PM0.63m | 12:19PM0.49m | 8:17PM0.53m | 12:08PM0.51m | 11:16PM0.45m | 12:14PM0.53m | 2:54AM0.44m | 12:21PM0.55m | |||||||||||
Low Tide | 1:54AM0.05m | 2:49AM0.13m | 3:41AM0.21m | 2:58PM0.48m | 4:29AM0.30m | 6:32PM0.41m | 5:10AM0.38m | 7:48PM0.33m | 5:34AM0.44m | 8:32PM0.26m | |||||||||||
 |  |  |  | |  | | |  | | | |  | | | | | | | | | |
 | 7:11 | — | — | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — |
 | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — | — | 5:25 | — | — | 5:27 | — | — | 5:28 | — |
mm | 2 | 1 | — | — | — | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 10 | 12 | 12 | 12 | 12 | 11 | 10 | 9 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 12 |
Feels °C | 4 | 1 | 4 | 3 | 7 | 5 | 4 | 2 | 5 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 8 | 9 | 11 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 16 | E 10 | SW 16 | E 10 | SW 16 | SW 15 | SW 15 | SW 15 | SSW 14 | SW 14 | SSW 14 | SSW 14 | SW 14 | SW 13 | SW 13 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 |
| kJ | 3579 | 98 | 5898 | 69 | 9883 | 6125 | 6678 | 6021 | 4197 | 1665 | 2760 | 1913 | 1594 | 1325 | 1083 | 1759 | 2383 | 1776 | 1130 | 799 | 428 |
Swell 2 Height (m) Direction Period (s) | E 11 | — | E 10 | E 12 | E 10 | E 10 | E 10 | E 9 | E 9 | S 16 | E 8 | E 9 | E 9 | E 9 | E 9 | E 13 | E 13 | E 13 | E 10 | SE 16 | E 11 |
| kJ | 188 | — | 71 | 47 | 54 | 30 | 28 | 28 | 15 | 2062 | 5 | 6 | 6 | 1 | 1 | 14 | 14 | 3 | 2 | 10 | 2 |
Swell 3 Height (m) Direction Period (s) | SE 13 | — | — | — | — | ESE 12 | SE 16 | SE 15 | SE 15 | E 9 | E 10 | SE 13 | — | SE 14 | SE 14 | SE 13 | SE 13 | — | SE 12 | E 12 | SE 15 |
| kJ | 7 | — | — | — | — | 29 | 10 | 9 | 8 | 6 | 2 | 7 | — | 8 | 8 | 7 | 7 | — | 6 | 3 | 9 |
Wind waves Height (m) Direction Period (s) | WSW 16 | SW 15 | NW 4 | SW 15 | SW 15 | WSW 15 | WSW 15 | — | — | — | — | — | — | — | — | — | — | NNE 3 | NNE 3 | ENE 4 | NE 5 |
| kJ | 8860 | 4763 | 5 | 9844 | 18927 | 15348 | 15063 | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 31 | 38 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 76 | 76 | 82 | 68 | 68 | 76 | 76 | 71 | 7 | 7 | 59 | 7 | 7 | 59 | 7 | 7 | 59 | 9 | 7 | 7 | 9 |
Best forecast wave conditions in East Coast of Tasmania | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
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Information about the Bruny Island - Lighthouse Bay Surf forecast
The above surf forecast table for Bruny Island - Lighthouse 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 - Lighthouse Bay can be found by selecting the local surf guide option on the grey menu. Our Bruny Island - Lighthouse 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 - Lighthouse 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 - Lighthouse 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 - Lighthouse Bay, camping, hotels and holiday cottages in East Coast of Tasmania, consider staying in Hobart which is 67 km (42 miles) away. Alternatively, find information about places to stay and car hire in Port Arthur which is 68 km (42 miles) away
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