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Marion Bay surfForecast / TAS – East Coast / Australia
48hr Weather and Surf, issued 4 pm Tuesday 09 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 slightly warmer than usual)How big are the waves at Marion Bay today?
The current surf forecast for Marion Bay at 11PM is: 0.5m 14s primary swell from a South direction and 0.4m 8s secondary swell from a Northeast direction (forecast issued at 04:00pm December 09). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Dec) | - | - |
| Afternoon (09 Dec) | 1.5ft (0.5m) | 15s |
| Evening (09 Dec) | 2ft (0.6m) | 15s |
Table - waves today at Marion Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| 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) (?) | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 7 | 13 | 13 | 6 | 13 | 7 | 7 | 8 | 14 | 14 | 14 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 109 | 159 | 157 | 106 | 106 | 71 | 72 | 38 | 38 | 37 | 16 | 7 | 31 | 31 | 61 | 14 | 17 | 18 | 21 | 16 | 16 | 16 | 21 | 16 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | off | off | glass | cross- on | cross- on | glass | cross- off | cross- off | off | glass | on | on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 2:10AM 0.82 | 1:02PM 1.05 | 2:57AM 0.84 | 1:59PM 0.94 | 3:40AM 0.88 | |||||||||||||||||||
Low Tide / height (m) | 7:26PM 0.05 | 7:01AM 0.54 | 8:13PM 0.12 | 8:11AM 0.53 | 8:54PM 0.20 | 9:22AM 0.50 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - |
| Sunset | - | - | 8:37 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - | - | - | 8:38 | - | - | - | - | - |
 | | |  | | | | |  | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 15 | 10 | 9 | 8 | 10 | 15 | 15 | 14 | 14 | 12 | 10 | 9 | 11 | 14 | 14 | 13 | 12 | 10 | 10 | 10 | 13 | 17 |
| Feels °C (?) | 10 | 10 | 10 | 5 | 5 | 5 | 7 | 13 | 12 | 11 | 13 | 8 | 7 | 7 | 9 | 12 | 10 | 10 | 9 | 7 | 6 | 7 | 10 | 13 |
- 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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