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Bruny Island - Mabel Bay Surf Forecast
/ TAS – East Coast (46 breaks) / Tasmania (59 breaks) /
Surf Forecasts:
Bruny Island - Mabel Bay surfForecast / TAS – East Coast / Australia
48hr Weather and Surf, issued 9 am Monday 18 May 2026 AESTForecast 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
14.5° C
(Which is 1.4°C warmer than 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 5PM is: 1.3m 12s primary swell from a Southwest direction (forecast issued at 09:00am May 18). An open ocean swell of 0.8m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 4.5ft (1.4m) | 13s |
| Afternoon (18 May) | 4.5ft (1.3m) | 12s |
| Evening (18 May) | 3.5ft (1.1m) | 12s |
Table - waves today at Bruny Island - Mabel Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Mon morning, min 10°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the WSW by Wed morning). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 15 | |
669 | 639 | 494 | 494 | 444 | 247 | 416 | 355 | 263 | 209 | 202 | 303 | 423 | 289 | 356 | 348 | 381 | 432 | 412 | 517 | 565 | 530 | 1042 | 1466 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross | cross | glassy | cross-off | off | off | off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | |
High Tide | 6:40PM0.79m | 7:37PM0.77m | 8:46PM0.74m | |||||||||||||||||||||
Low Tide | 4:10AM-0.07m | 5:16AM-0.07m | ||||||||||||||||||||||
 |  |  |  |  |  | | | | | | | | | | | | | | | | | | | |
 | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | 7:22 |
 | — | — | — | 4:53 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | 4:51 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 10 | 11 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 11 | 10 |
9 | 10 | 10 | 10 | 10 | 12 | 11 | 9 | 7 | 7 | 10 | 7 | 7 | 8 | 8 | 7 | 8 | 5 | 6 | 6 | 5 | 5 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | ENE 9 | ENE 9 | SW 11 | SW 10 | SW 10 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 10 | SW 15 |
 kJ | 669 | 639 | 494 | 494 | 444 | 247 | 416 | 355 | 263 | 209 | 202 | 92 | 90 | 140 | 129 | 102 | 381 | 432 | 412 | 402 | 441 | 525 | 460 | 1466 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SSW 18 | SSW 18 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | SSW 16 | ENE 11 |
| kJ | 135 | 138 | 138 | 138 | 108 | 108 | 110 | 113 | 115 | 115 | 88 | 178 | 280 | 90 | 104 | 104 | 100 | 98 | 117 | 121 | 123 | 121 | 519 | 91 |
Swell 3 Height (m) Direction Period (s) | S 24 | S 23 | SSW 21 | SSW 21 | SSW 21 | SSW 13 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 21 | — | SSW 18 | SSW 18 | SSW 18 | SW 10 | — | — | WSW 12 | — | — | ENE 11 | ENE 11 |
| kJ | 11 | 10 | 45 | 90 | 45 | 222 | 127 | 149 | 125 | 140 | 124 | 45 | — | 289 | 356 | 348 | 100 | — | — | 14 | — | — | 90 | 242 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 11 | SW 11 | SW 5 | SW 5 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 10 | SW 10 | SW 10 | WSW 10 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 303 | 423 | 41 | 24 | 49 | 50 | 164 | 195 | 517 | 565 | 530 | 1042 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 69 | 69 | 81 | 78 | 53 | 6 | 6 | 6 | 6 | 6 | 6 | 96 | 119 | 6 | 6 | 53 | 53 | 96 | 119 | 119 | 96 | 57 | 53 | 6 |
Best forecast wave conditions in East Coast of Tasmania | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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