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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 10 am Friday 27 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
19.0° C
(Which is 1.7°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 4PM is: 3.0m 8s primary swell from a South-southwest direction and 1.1m 13s secondary swell from a Southwest direction, 0.3m 12s secondary swell from a Southeast direction (forecast issued at 10:00am March 27). The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | 13ft (4.0m) | 9s |
| Afternoon (27 Mar) | 10ft (3.0m) | 8s |
| Evening (27 Mar) | 10ft (3.0m) | 8s |
Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | Mon 30 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 8 | 8 | 8 | 7 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2814 | 2058 | 1611 | 1042 | 982 | 773 | 619 | 1407 | 471 | 1197 | 689 | 773 | 854 | 1100 | 929 | 929 | 1058 | 1325 | 1500 | 1470 | 1255 | 1036 | 1042 | 933 |
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- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off |
High Tide / height (m) | 5:47AM 1.39 | 7:13PM 1.40 | 6:39AM 1.32 | 8:10PM 1.31 | 7:44AM 1.24 | 9:15PM 1.24 | ||||||||||||||||||
Low Tide / height (m) | 12:28PM 0.13 | 12:59AM 0.65 | 1:22PM 0.23 | 1:58AM 0.69 | 2:25PM 0.34 | 3:11AM 0.69 | ||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Mon 30 | |||||||||||||||||||||
| Sunrise | 7:28 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:22 | - | - | - | - | - | - | - | 7:21 | - | - | - | - | - | - | - | 7:20 | - | - | - | - |
 |  |  |  |  |  |  | | | | | |  | | | | | | | | | | | | |
Rain (mm) | 1 | - | - | - | - | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 |
| Feels °C (?) | 3 | 4 | 4 | 5 | 6 | 7 | 9 | 10 | 10 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 15 | 13 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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