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Bruny Island - Lighthouse Bay Surf Forecast
/ TAS – East Coast (46 breaks) / Tasmania (59 breaks) /
Surf Forecasts:
Bruny Island - Lighthouse Bay surfForecast / TAS – East Coast / Australia
12 Day Weather and Surf, issued 9 pm Tuesday 16 Sep 2025 AEST
Best Forecast Surf Conditions for Bruny Island - Lighthouse Bay this week:
The surf forecast for Bruny Island - Lighthouse Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 18) at 4AM. The primary swell is predicted to be 2.3m and 13s period with a secondary swell of 1.1m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Bruny Island - Lighthouse Bay in the next 12 days are 5.0m 13s and forecast to arrive on Sunday (Sep 21) at 4PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (Sep 21) at 10PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Thu 18th Sep) | 7.5ft (2.3m) 13s |
| Best Surf | 1PM (Sun 21st Sep) | 15ft (4.5m) 12s |
| Most Powerful | 4PM (Sun 21st Sep) | 16ft (5.0m) 13s |
Table - best surf conditions forecast for Bruny Island - Lighthouse Bay over the next 12 days.
Short Range Forecast Moderate rain (total 13mm), heaviest on Tue night. Very mild (max 15°C on Thu afternoon, min 7°C on Tue night). Winds decreasing (strong winds from the W on Wed morning, light winds from the NW by Thu night). | Days 3-6 Weather Summary Heavy rain (total 20mm), heaviest during Sat night. Very mild (max 13°C on Sun afternoon, min 8°C on Fri night). Winds decreasing (gales from the WSW on Fri night, light winds from the WNW by Sun afternoon). | |||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | ||||||||||||||||
| 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) (?) | 14 | 15 | 14 | 13 | 11 | 10 | 11 | 13 | 15 | 14 | 13 | 14 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 12 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 2202 | 4681 | 5013 | 2975 | 685 | 327 | 1786 | 680 | 1344 | 2498 | 2412 | 1167 | 3543 | 4418 | 7549 | 3184 | 3532 | 3489 | 3010 | 5220 | 1978 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | cross | off | off | cross- off | off | off | cross- off | cross- on | cross | cross- off | cross | cross- off | cross | cross- on | cross- on | cross | cross- on | cross | |
High Tide / height (m) | 6:33AM 0.52 | 2:25PM 0.72 | 7:10AM 0.48 | 3:04PM 0.70 | 7:13AM 0.46 | 3:39PM 0.66 | 7:03AM 0.44 | 4:13PM 0.61 | 6:48AM 0.44 | 4:49PM 0.55 | 6:33AM 0.46 | 5:33PM 0.49 | 6:19AM 0.48 | |||||||||
Low Tide / height (m) | 10:03PM 0.04 | 7:44AM 0.51 | 10:42PM 0.09 | 7:58AM 0.48 | 11:15PM 0.14 | 8:31AM 0.46 | 11:42PM 0.20 | 9:21AM 0.43 | 12:02AM 0.26 | 10:20AM 0.42 | 12:10AM 0.32 | 11:34AM 0.40 | 11:56PM 0.38 | 1:17PM 0.38 | ||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | ||||||||||||||||
| Sunrise | - | 6:11 | - | - | 6:09 | - | - | 6:07 | - | - | 6:05 | - | - | 6:03 | - | - | 6:01 | - | - | 6:00 | - | |
| Sunset | - | - | 6:00 | - | - | 6:01 | - | - | 6:02 | - | - | 6:04 | - | - | 6:06 | - | - | 6:07 | - | - | 6:07 | |
 |  |  |  |  | | | |  | | | | | | | |  | | | | | ||
Rain (mm) | 11 | 1 | - | - | - | - | 1 | - | - | 4 | - | - | 4 | - | - | 8 | 2 | 2 | 3 | 2 | - | |
| Temp. °C | 11 | 10 | 10 | 9 | 14 | 15 | 10 | 13 | 14 | 9 | 9 | 8 | 9 | 12 | 13 | 10 | 8 | 8 | 8 | 10 | 10 | |
| Feels °C (?) | 1 | -1 | -1 | 2 | 9 | 9 | 7 | 9 | 9 | 2 | -2 | -2 | -3 | 6 | 9 | 4 | -4 | -3 | 1 | -1 | -1 | |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for TAS - East Coast
The wind is still cross-off at Bruny Island - Lighthouse Bay (strong winds from the NW at Cape Bruny 1 km from Bruny Island - Lighthouse Bay). 3.2m 13s groundswell from the WSW which is too big for here.
Actual: 49 min ago
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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 12 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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