Portsea Back Beach surf break

Portsea Back Beach surfForecast / VIC – Mornington Peninsula / Australia

information circle48hr Weather and Surf, issued 10 am Tuesday 03 Mar 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
19.1° C
(Which is 1.2°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: 1.6m 15s primary swell from a Southwest direction and 0.5m 7s secondary swell from a Southwest direction, 0.9m 6s secondary swell from a South-southwest direction (forecast issued at 10:00am March 03). The wind direction is predicted to be cross-onshore.

Time (AEDT) & DateWave HeightWave Period
Morning (03 Mar)5.5ft (1.7m)16s
Afternoon (03 Mar)5ft (1.6m)15s
Evening (03 Mar)5ft (1.5m)14s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
03
Wednesday
04
Thursday
05
Fri
06
8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM
Rating
(10 max)
1
1
0
0
1
0
0
0
1
0
0
0
1
2
3
2
2
3
3
1
1
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.7
SW
1.7
SW
1.6
SW
1.5
SW
1.5
SW
1.4
SW
1.4
SW
1.5
SW
1.5
SW
1.5
SW
1.6
SW
1.7
SW
1.6
SW
1.7
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.8
SW
2.3
SW
2.5
SW
2.5
SW
Period(s) (?)161615151414141413131313131313131313131314141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)146714121171953928846822828792780919100694710069199339479478468461233189223902763
Wind
(km/h)
20
S
20
S
20
SSW
25
SSW
20
S
20
S
15
S
20
SSW
15
S
20
SSW
20
SSW
20
S
15
S
10
S
0
SSW
5
W
10
WNW
15
NNW
10
N
15
S
15
S
10
W
15
W
10
W
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
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
glasscross-
on
crosscross-
off
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
12:06PM
1.17
1:20AM
1.29
1:24PM
1.25
2:07AM
1.35
2:24PM
1.34
2:46AM
1.40
Low Tide
/ height (m)
6:27AM
0.63
6:43PM
0.31
7:31AM
0.49
7:45PM
0.30
8:19AM
0.36
8:36PM
0.29
Tuesday
03
Wednesday
04
Thursday
05
Fri
06
Sunrise7:05-------7:07-------7:07-------
Sunset---7:59-------7:58-------7:55----
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C151516161616161616171717171716161518212219191716
Feels °C (?)111112111313141314151413151616151416191917181415
  • 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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