Surf Forecasts:
How big are the waves at Marion Bay today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 1.5ft (0.4m), 15s period with SSE swell.
- Evening surf: Evening surf (20 Sep, local time) - 1.5ft (0.5m), 11s period with S swell.
The current surf forecast for Marion Bay at 8PM is: 0.5m 12s primary swell from a South direction and 0.7m 7s secondary swell from a Northeast direction (forecast issued at 03:00pm September 20). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 1.5ft (0.4m) | 15s |
| Evening (20 Sep) | 1.5ft (0.5m) | 11s |
Table - waves today at Marion Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Sun afternoon, min 7°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, calm by Wed morning). | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 14 | SSE 15 | S 12 | SSE 14 | S 14 | S 15 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 15 | SSE 15 | S 15 | SSE 16 | SSE 16 | SSE 16 | S 16 | SSE 16 | SSE 16 | SSE 15 |
Wave Graph  | ||||||||||||||||||||
 kJ | 200 | 72 | 70 | 68 | 106 | 212 | 329 | 329 | 316 | 375 | 365 | 365 | 670 | 978 | 1016 | 1029 | 858 | 749 | 400 | 300 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-on | cross-on | cross-on | cross |
High Tide | 2:34PM0.95m | 4:23AM0.69m | 3:24PM0.96m | 5:06AM0.71m | 4:13PM0.97m | |||||||||||||||
Low Tide | 9:57PM0.29m | 8:57AM0.54m | 10:42PM0.27m | 9:51AM0.53m | ||||||||||||||||
 | |  |  |  | | |  |  | | | | | | | | | | | | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 23 | 17 | 15 | 9 | 7 | 7 | 10 | 11 | 12 | 9 | 8 | 8 | 8 | 9 | 12 | 14 | 12 | 11 | 10 |
Feels °C | 17 | 16 | 10 | 7 | 1 | -1 | -1 | 2 | 3 | 5 | 2 | 1 | 2 | 3 | 4 | 7 | 11 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 12 | NNE 7 | NNE 7 | S 14 | S 15 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 15 | SSE 15 | S 15 | SSE 16 | SSE 16 | SSE 16 | S 16 | SSE 16 | SSE 16 | SSE 15 |
| kJ | 200 | 72 | 66 | 33 | 106 | 212 | 329 | 329 | 316 | 375 | 365 | 365 | 670 | 978 | 1016 | 1029 | 858 | 749 | 400 | 300 |
Swell 2 Height (m) Direction Period (s) | SE 13 | SSE 15 | S 12 | SSE 11 | NNE 7 | NE 7 | NNE 7 | S 9 | S 8 | S 8 | S 8 | S 8 | — | — | — | — | — | — | S 10 | S 10 |
| kJ | 6 | 71 | 70 | 40 | 20 | 13 | 5 | 53 | 50 | 49 | 45 | 31 | — | — | — | — | — | — | 67 | 67 |
Swell 3 Height (m) Direction Period (s) | E 12 | NE 6 | S 15 | SSE 14 | SSE 11 | S 10 | SE 12 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | — | — | — | — | — | — | — | — |
| kJ | 3 | 6 | 39 | 68 | 22 | 8 | 6 | 2 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | N 4 | WNW 3 | W 4 | SW 4 | SW 5 | SW 5 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 4 | W 3 | WSW 3 | — | — | NE 3 | NE 4 |
| kJ | 16 | 32 | 9 | 12 | 40 | 70 | 53 | 22 | 13 | 13 | 11 | 13 | 10 | 9 | 6 | 3 | — | — | 4 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 23 | 574 | 577 | 580 | 700 | 770 | 732 | 437 | 437 | 31 | 77 | 31 | 0 | 0 | 0 | 23 | 25 | 21 | 21 | 21 |
Best forecast wave conditions in East Coast of Tasmania | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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