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Surf Forecasts:
Bruny Island - Mabel Bay surfForecast / TAS – East Coast / Australia
48hr Weather and Surf, issued 4 pm Wednesday 10 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Bruny Island - Mabel Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bruny Island - Mabel Bay sea temperature is
13.5° C
(Which is normal for this time of year)How big are the waves at Bruny Island - Mabel Bay today?
The current surf forecast for Bruny Island - Mabel Bay at 11PM is: 2.5m 13s primary swell from a Southwest direction and 0.1m 14s secondary swell from a East direction (forecast issued at 04:00pm December 10). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | - | - |
| Afternoon (10 Dec) | 11ft (3.5m) | 13s |
| Evening (10 Dec) | 7.5ft (2.3m) | 13s |
Table - waves today at Bruny Island - Mabel Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4458 | 4862 | 1607 | 1982 | 1715 | 1500 | 1276 | 1094 | 723 | 603 | 614 | 511 | 555 | 466 | 459 | 451 | 411 | 418 | 411 | 330 | 277 | 361 | 416 | 1155 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | glass | on | cross- on | glass | cross | cross | cross | off | cross | cross |
High Tide / height (m) | 4:36AM 0.62 | 11:51AM 0.53 | 4:34AM 0.61 | 1:16PM 0.46 | 4:28AM 0.61 | |||||||||||||||||||
Low Tide / height (m) | 10:20AM 0.53 | 8:32PM 0.18 | 11:19AM 0.45 | 8:41PM 0.25 | ||||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - |
| Sunset | - | - | 8:43 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - |
 | |  |  |  |  | | | | | | | | | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 15 | 12 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 12 | 13 | 16 | 16 | 15 | 14 | 14 | 12 | 14 |
| Feels °C (?) | 11 | 7 | 5 | 5 | 5 | 6 | 8 | 8 | 6 | 7 | 8 | 7 | 6 | 7 | 10 | 11 | 10 | 15 | 14 | 14 | 12 | 13 | 6 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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