Surf Forecasts:
Bruny Island - Lagoons surf forecast from 17 Aug 2026:
- Best quality surf: Saturday 22 Aug, 1PM (local time) - 15ft (4.5m), 16s period, SW swell with cross-offshore winds.
- Most powerful swell: Saturday 22 Aug, 7PM (local time) - 18ft (5.5m), 15s period, WSW swell with 13,799 kJ wave energy.
- Next surfable swell (1★+): Thursday 20 Aug, 7AM (local time) - 2ft (0.6m), 14s period with SW swell.
Best Forecast Surf Conditions for Bruny Island - Lagoons this week:
The surf forecast for Bruny Island - Lagoons over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 20) at 7AM. The primary swell is predicted to be 0.6m and 14s period with a secondary swell of 0.4m and 18s. Another secondary swell of 0.6m and 5s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Bruny Island - Lagoons in the next 16 days are 5.5m 15s and forecast to arrive on Saturday (Aug 22) at 7PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 5s period and expected on Thursday (Aug 20) at 4PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Thu 20th Aug) | 2ft (0.6m) 14s |
| Best Surf | 1PM (Sat 22nd Aug) | 15ft (4.5m) 16s |
| Most Powerful | 7PM (Sat 22nd Aug) | 18ft (5.5m) 15s |
Table - best surf conditions forecast for Bruny Island - Lagoons over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Wed night. Very mild (max 16°C on Wed afternoon, min 9°C on Mon night). Winds increasing (calm on Mon morning, fresh winds from the NNE by Wed afternoon). | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 13°C on Fri night, min 9°C on Fri night). Winds increasing (light winds from the WNW on Thu afternoon, near gales from the W by Fri night). | ||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||
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) | SW 17 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 15 | SW 14 | SSW 16 | SW 16 | SW 12 | SW 12 | WSW 12 | SW 13 | SW 15 | SW 16 | WSW 14 | SW 14 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1927 | 2627 | 1776 | 1130 | 776 | 428 | 387 | 301 | 164 | 179 | 136 | 2010 | 855 | 5343 | 4718 | 8882 | 9491 | 10987 | 4105 | 10532 | 9883 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross-off | cross-on | cross-off | cross | cross | cross-off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | cross |
High Tide | 12:14PM0.53m | 2:54AM0.44m | 12:21PM0.55m | 12:29PM0.58m | 12:40PM0.61m | 1:00PM0.63m | 1:28PM0.66m | 2:01PM0.69m | |||||||||||||
Low Tide | 7:48PM0.33m | 5:34AM0.44m | 8:32PM0.26m | 9:04PM0.22m | 9:30PM0.19m | 9:52PM0.18m | 10:15PM0.16m | 10:40PM0.15m | |||||||||||||
 | |  | | |  |  | |  | |  | |  |  | | | | | | |  | |
 | 7:03 | — | — | 7:01 | — | — | 7:01 | — | — | 6:58 | — | — | 6:56 | — | — | 6:56 | — | — | 6:54 | — | — |
 | — | 5:27 | — | — | 5:28 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — | — | 5:32 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | 1 | — | — | 1 | 2 | — | — | — | — | 2 | 13 |
Temp °C | 10 | 10 | 10 | 14 | 15 | 12 | 15 | 16 | 13 | 12 | 12 | 11 | 12 | 12 | 13 | 11 | 11 | 12 | 13 | 13 | 9 |
Feels °C | 9 | 7 | 6 | 9 | 10 | 8 | 10 | 11 | 7 | 6 | 7 | 4 | 6 | 6 | 5 | 1 | 2 | 4 | 5 | 5 | 3 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 15 | SW 14 | SSW 16 | SW 13 | NE 8 | SW 12 | SW 13 | SW 13 | — | SW 15 | SW 15 | SW 14 | SW 13 | SW 13 |
| kJ | 1927 | 2627 | 1776 | 1130 | 776 | 428 | 387 | 301 | 164 | 179 | 136 | 9 | 855 | 1708 | 4718 | — | 7668 | 4949 | 4105 | 4332 | 4298 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | E 13 | E 13 | E 12 | S 16 | E 13 | E 12 | SE 14 | SW 18 | SW 13 | SW 16 | — | SW 15 | SW 18 | — | — | — | — | — | — | — |
| kJ | 150 | 3 | 3 | 3 | 5 | 3 | 3 | 8 | 83 | 85 | 127 | — | 429 | 334 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | E 13 | — | — | — | E 12 | SE 15 | SE 14 | SE 14 | S 11 | WSW 7 | NE 8 | — | SW 19 | NE 8 | — | — | — | — | — | — | — |
| kJ | 3 | — | — | — | 3 | 9 | 8 | 8 | 2 | 28 | 17 | — | 303 | 3 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NNE 3 | NNE 4 | NE 4 | NE 6 | NE 4 | ENE 4 | NE 7 | WNW 3 | WSW 5 | SW 12 | W 4 | WSW 12 | — | SW 15 | SW 16 | WSW 14 | W 5 | WSW 13 | WSW 13 |
| kJ | — | — | 3 | 13 | 36 | 62 | 18 | 29 | 79 | 3 | 149 | 2010 | 27 | 5343 | — | 8882 | 9491 | 10987 | 63 | 10532 | 9883 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 53 | 3 | 3 | 354 | 3 | 48 | 3 | 3 | 1 | 1 | 48 | 52 | 1 | 598 | 114 | 62 | 92 | 67 | 92 | 62 |
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 - Lagoons Surf forecast
The above surf forecast table for Bruny Island - Lagoons 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 - Lagoons can be found by selecting the local surf guide option on the grey menu. Our Bruny Island - Lagoons 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 - Lagoons) 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 - Lagoons 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 - Lagoons, camping, hotels and holiday cottages in East Coast of Tasmania, consider staying in Hobart which is 62 km (39 miles) away. Alternatively, find information about places to stay and car hire in Port Arthur which is 62 km (39 miles) away
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