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Bruny Island - Lagoons Surf Forecast
/ TAS – East Coast (46 breaks) / Tasmania (59 breaks) /
Surf Forecasts:
Bruny Island - Lagoons surfForecast / TAS – East Coast / Australia
12 Day Weather and Surf, issued 10 am Saturday 20 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Bruny Island - Lagoons surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bruny Island - Lagoons sea temperature is
13.9° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Bruny Island - Lagoons this week:
The surf forecast for Bruny Island - Lagoons over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Dec 20) at 2PM. The primary swell is predicted to be 0.9m and 9s period with a secondary swell of 0.8m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Bruny Island - Lagoons in the next 12 days are 3.0m 18s and forecast to arrive on Tuesday (Dec 23) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Monday (Dec 22) at 2PM.
| Wave Type | Time (AEDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Sat 20th Dec) | 3ft (0.9m) 9s |
| Best Surf | 2AM (Thu 25th Dec) | 15ft (4.5m) 13s |
| Most Powerful | 5PM (Tue 23rd Dec) | 10ft (3.0m) 18s |
Table - best surf conditions forecast for Bruny Island - Lagoons over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 24mm), heaviest during Sun night. Very mild (max 17°C on Sat afternoon, min 10°C on Mon night). Winds increasing (calm on Sat afternoon, fresh winds from the SW by Mon morning). | Days 3-6 Weather Summary Moderate rain (total 12mm), heaviest on Tue night. Very mild (max 12°C on Tue afternoon, min 9°C on Wed morning). Winds increasing (fresh winds from the W on Tue night, near gales from the WSW by Wed afternoon). | ||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 9 | 7 | 7 | 11 | 12 | 12 | 6 | 6 | 8 | 7 | 18 | 16 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 79 | 51 | 206 | 97 | 167 | 130 | 36 | 277 | 155 | 466 | 6678 | 5777 | 5176 | 5983 | 6192 | 4808 | 3701 | 2011 | 2251 | 1208 | 513 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | off | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:51AM 0.76 | 6:25AM 0.76 | 7:01AM 0.75 | 7:42AM 0.72 | 8:34AM 0.68 | 9:48AM 0.61 | 3:07AM 0.56 | ||||||||||||||
Low Tide / height (m) | 3:16PM 0.12 | 4:02PM 0.11 | 4:44PM 0.11 | 5:20PM 0.11 | 5:52PM 0.11 | 6:22PM 0.13 | 6:53PM 0.15 | ||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||
| Sunrise | 5:24 | - | - | 5:26 | - | - | 5:26 | - | - | 5:26 | - | - | 5:26 | - | - | 5:28 | - | - | 5:28 | - | - |
| Sunset | - | 8:50 | - | - | 8:51 | - | - | 8:51 | - | - | 8:52 | - | - | 8:52 | - | - | 8:52 | - | - | 8:52 | - |
 | |  |  | |  |  |  |  | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | 15 | 4 | 1 | 4 | 1 | - | 4 | 1 | 2 | 3 | 1 | - | - | - | - | - |
| Temp. °C | 15 | 17 | 16 | 14 | 15 | 14 | 13 | 15 | 14 | 11 | 12 | 11 | 10 | 11 | 11 | 10 | 11 | 11 | 12 | 12 | 12 |
| Feels °C (?) | 13 | 16 | 12 | 12 | 11 | 10 | 7 | 8 | 10 | 1 | 1 | 3 | -2 | -2 | -1 | -2 | -2 | -1 | 3 | 2 | 4 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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 12 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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