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Surf Forecasts:
Marion Bay surfForecast / TAS – East Coast / Australia
48hr Weather and Surf, issued 10 pm Wednesday 10 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Marion Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Marion Bay sea temperature is
14.5° C
(Which is normal for this time of year)How big are the waves at Marion Bay today?
The current surf forecast for Marion Bay at 5AM is: 0.3m 13s primary swell from a South direction and 0.4m 10s secondary swell from a South direction (forecast issued at 10:00pm December 10). An open ocean swell of 1.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1ft (0.3m) | 13s |
| Afternoon (11 Dec) | 1.5ft (0.4m) | 7s |
| Evening (11 Dec) | 1.5ft (0.4m) | 7s |
Table - waves today at Marion Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 7 | 13 | 10 | 13 | 13 | 7 | 7 | 7 | 7 | 14 | 14 | 14 | 4 | 5 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 10 | 8 | 31 | 31 | 34 | 31 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 22 | 122 | 240 | 374 | 344 | 430 | 405 | 191 | 211 | 145 | 129 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | glass | on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on |
High Tide / height (m) | 2:57AM 0.84 | 1:59PM 0.94 | 3:40AM 0.88 | 2:57PM 0.85 | 4:19AM 0.91 | 3:58PM 0.76 | ||||||||||||||||||
Low Tide / height (m) | 8:13PM 0.12 | 8:11AM 0.53 | 8:54PM 0.20 | 9:22AM 0.50 | 9:31PM 0.28 | 10:31AM 0.47 | ||||||||||||||||||
Wed 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - |
| Sunset | 8:37 | - | - | - | - | - | - | - | 8:38 | - | - | - | - | - | - | - | 8:39 | - | - | - | - | - | - | - |
 |  | | | | |  |  | | | | | | | | | |  |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 12 | 10 | 9 | 11 | 13 | 14 | 13 | 12 | 11 | 10 | 10 | 13 | 17 | 19 | 19 | 18 | 17 | 16 | 14 | 16 | 16 | 16 | 15 |
| Feels °C (?) | 12 | 8 | 7 | 7 | 9 | 11 | 10 | 10 | 9 | 7 | 7 | 7 | 10 | 12 | 13 | 13 | 13 | 14 | 14 | 13 | 15 | 13 | 12 | 12 |
- 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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