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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 4 am Saturday 28 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
19.2° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Portsea Back Beach today?
The current surf forecast for Portsea Back Beach at 9AM is: 1.4m 12s primary swell from a Southwest direction and 0.3m 12s secondary swell from a Southeast direction, 1.7m 6s secondary swell from a South-southwest direction (forecast issued at 04:00am March 28). The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 4.5ft (1.4m) | 12s |
| Afternoon (28 Mar) | 5ft (1.6m) | 12s |
| Evening (28 Mar) | 6ft (1.9m) | 12s |
Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| 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 | 8 PM | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1667 | 590 | 471 | 689 | 689 | 773 | 1118 | 913 | 929 | 929 | 1058 | 1344 | 1480 | 1218 | 1255 | 1058 | 933 | 919 | 757 | 669 | 649 | 567 | 549 | 531 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | off | off | off | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 6:39AM 1.32 | 8:10PM 1.31 | 7:44AM 1.24 | 9:15PM 1.24 | 9:05AM 1.17 | 10:27PM 1.21 | ||||||||||||||||||
Low Tide / height (m) | 12:59AM 0.65 | 1:22PM 0.23 | 1:58AM 0.69 | 2:25PM 0.34 | 3:11AM 0.69 | 3:41PM 0.43 | ||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| Sunrise | - | - | 7:30 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:21 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:17 | - | - |
 |  |  |  | |  | | |  | | |  | | | | | | | | | | | | | |
Rain (mm) | - | 1 | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 16 | 15 | 15 | 14 | 15 | 19 | 22 | 22 | 21 |
| Feels °C (?) | 9 | 9 | 10 | 11 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 13 | 18 | 21 | 19 | 18 |
- 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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