- Forecast
- Maps
- Live
- Weather State
- Spot Information
Portsea Back Beach Surf Forecast
/ VIC – Mornington Peninsula (24 breaks) / Victoria (127 breaks) /
Surf Forecasts:
Portsea Back Beach surfForecast / VIC – Mornington Peninsula / Australia
48hr Weather and Surf, issued 10 pm Sunday 29 Mar 2026 AEDTForecast update in hr min s Forecast update imminent
Portsea Back Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portsea Back Beach sea temperature is
18.0° C
(Which is slightly warmer than usual)How big are the waves at Portsea Back Beach today?
The current surf forecast for Portsea Back Beach at 5AM is: 1.6m 13s primary swell from a Southwest direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 10:00pm March 29). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 5ft (1.5m) | 13s |
| Afternoon (30 Mar) | 4.5ft (1.4m) | 13s |
| Evening (30 Mar) | 4.5ft (1.3m) | 12s |
Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| 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) (?) | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1150 | 1058 | 933 | 834 | 757 | 669 | 649 | 576 | 549 | 479 | 540 | 442 | 449 | 364 | 358 | 353 | 297 | 216 | 212 | 260 | 169 | 220 | 216 | 172 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | off | off | off | cross- off | off | off | off | cross- off | cross- off | off | cross- off | cross- off | off | cross- off | off | off | cross- off | cross- off | cross- off | cross | cross- off | cross- on |
High Tide / height (m) | 9:15PM 1.24 | 9:05AM 1.17 | 10:27PM 1.21 | 10:38AM 1.17 | 11:38PM 1.22 | 12:07PM 1.23 | ||||||||||||||||||
Low Tide / height (m) | 3:11AM 0.69 | 3:41PM 0.43 | 4:36AM 0.64 | 5:07PM 0.49 | 5:56AM 0.54 | |||||||||||||||||||
Sun 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 7:31 | - | - | - | - | - | - | - | 7:33 | - | - | - | - | - | - | - | 7:33 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 7:17 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:15 |
 | | | |  |  | | |  | | | | | | | |  | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 14 | 14 | 15 | 16 | 21 | 24 | 25 | 22 | 21 | 20 | 19 | 20 | 25 | 27 | 27 | 24 | 22 | 21 | 20 | 21 | 20 | 19 |
| Feels °C (?) | 13 | 14 | 12 | 13 | 13 | 13 | 19 | 21 | 21 | 19 | 17 | 16 | 15 | 15 | 20 | 21 | 22 | 19 | 16 | 14 | 14 | 18 | 18 | 15 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Portsea Back Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest