Surf Forecasts:
How big are the waves at Portsea Back Beach today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 2.5ft (0.7m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 2ft (0.6m), 12s period with SW swell.
- Evening surf: Evening surf (17 Oct, local time) - 1.5ft (0.5m), 12s period with SW swell.
The current surf forecast for Portsea Back Beach at 1AM is: 0.8m 12s primary swell from a Southwest direction and 0.6m 5s secondary swell from a Southeast direction (forecast issued at 04:00pm October 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 2.5ft (0.7m) | 12s |
| Afternoon (17 Oct) | 2ft (0.6m) | 12s |
| Evening (17 Oct) | 1.5ft (0.5m) | 12s |
Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Sun afternoon, min 14°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | ||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 320 | 315 | 269 | 210 | 203 | 200 | 139 | 137 | 112 | 84 | 65 | 65 | 86 | 76 | 104 | 100 | 91 | 92 | 169 | 208 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | glassy | glassy | off | cross-off | cross-off | off | cross-off | cross-off | cross-off |
High Tide | 3:57PM1.37m | 4:59AM1.52m | 4:27PM1.32m | 5:32AM1.46m | 4:57PM1.26m | |||||||||||||||
Low Tide | 10:21PM0.15m | 10:57AM0.57m | 10:52PM0.19m | 11:30AM0.59m | ||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | 7:38 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:40 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 18 | 15 | 14 | 16 | 17 | 20 | 21 | 20 | 19 | 17 | 16 | 16 | 19 | 23 | 24 | 22 | 22 |
Feels °C | 16 | 14 | 12 | 13 | 12 | 11 | 13 | 14 | 17 | 17 | 15 | 18 | 16 | 13 | 13 | 15 | 20 | 21 | 17 | 19 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SE 4 | SE 4 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 320 | 315 | 269 | 210 | 203 | 200 | 139 | 137 | 112 | 84 | 65 | 47 | 7 | 5 | 104 | 100 | 91 | 92 | 169 | 208 |
Swell 2 Height (m) Direction Period (s) | W 20 | SW 20 | SW 20 | SW 19 | SE 5 | SE 5 | SE 4 | SE 4 | SW 17 | SW 16 | SW 16 | SW 16 | SW 12 | SW 15 | SE 4 | SE 4 | ESE 7 | SE 7 | E 6 | WSW 11 |
| kJ | 8 | 15 | 15 | 15 | 18 | 10 | 7 | 3 | 44 | 42 | 41 | 65 | 35 | 76 | 2 | 2 | 9 | 2 | 1 | 71 |
Swell 3 Height (m) Direction Period (s) | SE 5 | E 10 | E 10 | E 10 | SW 18 | SW 18 | SW 18 | SW 17 | SE 4 | S 17 | S 16 | S 16 | SW 16 | SW 12 | E 7 | E 7 | SE 7 | — | SW 14 | SW 20 |
| kJ | 7 | 2 | 2 | 2 | 13 | 50 | 50 | 47 | 3 | 5 | 5 | 5 | 86 | 35 | 1 | 1 | 2 | — | 8 | 15 |
Wind waves Height (m) Direction Period (s) | — | ESE 6 | ESE 4 | ESE 4 | ESE 5 | — | — | — | — | SE 2 | SE 3 | ESE 4 | ESE 4 | — | — | — | — | ESE 7 | ESE 3 | ESE 4 |
| kJ | — | 20 | 19 | 26 | 24 | — | — | — | — | 2 | 5 | 9 | 12 | — | — | — | — | 9 | 5 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 43 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 44 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 |
Best forecast wave conditions in Mornington Peninsula | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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