Surf Forecasts:
How big are the waves at Portsea Back Beach today (01 Oct):
- Afternoon surf: Afternoon surf (01 Oct, local time) - 4.5ft (1.4m), 14s period with SW swell.
- Evening surf: Evening surf (01 Oct, local time) - 4.5ft (1.4m), 14s period with SW swell.
The current surf forecast for Portsea Back Beach at 8PM is: 1.4m 14s primary swell from a Southwest direction and 0.6m 4s secondary swell from a South-southwest direction (forecast issued at 03:00pm October 01). The wind direction is predicted to be cross-offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Oct) | - | - |
| Afternoon (01 Oct) | 4.5ft (1.4m) | 14s |
| Evening (01 Oct) | 4.5ft (1.4m) | 14s |
Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Thu afternoon. Very mild (max 14°C on Sat morning, min 11°C on Thu afternoon). Winds increasing (light winds from the NNE on Thu night, strong winds from the ESE by Fri night). | ||||||||||||||||||||
Thu 1 | Friday 2 | Saturday 3 | ||||||||||||||||||
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) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 911 | 821 | 821 | 821 | 899 | 849 | 722 | 859 | 637 | 898 | 1123 | 1308 | 1308 | 1374 | 1273 | 1139 | 1139 | 1171 | 1171 | 1139 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 2:17PM1.40m | 3:22AM1.57m | 2:53PM1.42m | 4:05AM1.55m | 3:31PM1.41m | |||||||||||||||
Low Tide | 8:43PM0.07m | 9:19AM0.52m | 9:24PM0.05m | 9:58AM0.56m | ||||||||||||||||
 |  |  |  | |  |  | |  | |  | |  | | | | | | | | |
 | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | 6:23 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | 2 | 15 | 6 | 2 | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 11 | 11 | 12 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
Feels °C | 12 | 7 | 8 | 11 | 8 | 8 | 7 | 7 | 8 | 8 | 9 | 6 | 7 | 4 | 3 | 5 | 7 | 8 | 6 | 6 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 911 | 821 | 821 | 821 | 899 | 849 | 722 | 859 | 637 | 898 | 1123 | 1308 | 1308 | 1374 | 1273 | 1139 | 1139 | 1171 | 1171 | 1139 |
Swell 2 Height (m) Direction Period (s) | S 15 | SW 4 | SSW 4 | SW 4 | SSW 15 | SSW 14 | S 16 | — | SW 16 | SW 16 | SSW 16 | S 15 | SSW 15 | SSW 15 | S 15 | — | — | S 15 | S 15 | S 15 |
| kJ | 18 | 21 | 11 | 4 | 42 | 41 | 21 | — | 219 | 216 | 81 | 38 | 72 | 44 | 39 | — | — | 18 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 15 | SSW 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 42 | 42 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 3 | SE 4 | SE 4 | SE 4 | SE 4 | SE 4 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 6 |
| kJ | — | — | — | — | — | — | 5 | 8 | 8 | 8 | 10 | 49 | 307 | 648 | 748 | 612 | 558 | 479 | 321 | 182 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 31 | 45 | 4 | 0 | 0 | 43 | 119 | 155 | 43 | 155 | 43 | 282 | 282 | 282 | 282 | 282 | 282 | 290 | 159 | 155 |
Best forecast wave conditions in Mornington Peninsula | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
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