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Surf Forecasts:

Portsea Back Beach surf break

Portsea Back Beach surfForecast / VIC – Mornington Peninsula / Australia

information circle48hr Weather and Surf, issued 10 am Friday 09 Jan 2026 AEDT
Forecast 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 1.0°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 3PM is: 1.4m 13s primary swell from a Southwest direction (forecast issued at 10:00am January 09). An open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (09 Jan)5ft (1.5m)14s
Afternoon (09 Jan)4.5ft (1.4m)13s
Evening (09 Jan)4.5ft (1.4m)13s

Table - waves today at Portsea Back Beach. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
09
Saturday
10
Sunday
11
Mon
12
8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM
Rating
(10 max)
3
2
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.5
SW
1.5
SW
1.4
SW
2
SW
1.4
SW
1.3
SW
1.3
SW
1.5
WSW
1.7
SW
2.1
SW
2.3
SW
3
SW
3
SW
2.5
SW
3
WSW
2.3
SW
2.2
SW
2.1
SW
1.9
SW
1.5
SW
1.3
WSW
1.2
SW
1.5
SSW
1.5
SSW
Period(s) (?)141413131313131212101111121414141312121111111110
Wave
Graph
(?)Metric surfscale
Energy kJ (?)8778137011326613535527702836883116824692219266733411948161913351013544396341513453
Wind
(km/h)
20
ENE
25
NNE
45
NNW
40
SSW
35
SSW
10
W
20
NW
35
WNW
40
WNW
35
W
35
SW
55
SW
40
SW
35
SW
30
SW
35
SSW
30
SSW
25
S
25
S
25
S
25
SSE
25
SSE
25
SE
20
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off		cross-
off		cross-
on		oncross-
on		crosscross-
on		cross-
on		cross-
on		ononononononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
off
High Tide
/ height (m)
5:08PM
1.33
5:28AM
1.49
5:56PM
1.31
6:00AM
1.45
6:42PM
1.28
Low Tide
/ height (m)
11:09AM
0.29
11:09PM
0.28
11:48AM
0.26
11:49PM
0.39
12:26PM
0.25
12:26AM
0.51
Friday
09
Saturday
10
Sunday
11
Mon
12
Sunrise6:07-------6:07-------6:09-------
Sunset----8:47-------8:46-------8:46---
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C192537232119191816192016161615151414141414141413
Feels °C (?)1722281716181612812135898877789998
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Portsea Back Beach at:
surf-forecast.com

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