Marion Bay Surf Break

Lat Long: 42.80° S 147.87° E

Marion Bay 48 hour detailed Surf Forecast

Issued: 9 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Marion Bay sea temperature is
12.9° C
0.4° 

Marion Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Marion Bay today (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.8m), 11s period with ENE swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 2.5ft (0.8m), 11s period with ENE swell.
  • Evening surf: Evening surf (21 Jul, local time) - 2.5ft (0.8m), 11s period with ENE swell.

The current surf forecast for Marion Bay at 5PM is: 0.9m 11s primary swell from a Northeast direction and 0.3m 14s secondary swell from a South direction (forecast issued at 09:00am July 21). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (AEST) & DateWave HeightWave Period
Morning (21 Jul)2.5ft (0.8m)11s
Afternoon (21 Jul)2.5ft (0.8m)11s
Evening (21 Jul)2.5ft (0.8m)11s

Table - waves today at Marion Bay. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 13°C on Tue afternoon, min 4°C on Thu afternoon). Winds increasing (light winds from the NNW on Tue morning, fresh winds from the WSW by Thu afternoon).

Tuesday
21
Wednesday
22
Thursday
23
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
2
2
2
0
0
0
1
1
1
0
0
1
1
2
1
1
0
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
ENE
11
0.8
ENE
11
0.8
ENE
11
0.8
ENE
11
0.9
NE
11
0.8
ENE
11
0.7
NE
11
0.8
NE
11
0.7
NE
10
0.7
NE
10
0.8
NE
10
0.7
NE
10
0.6
ENE
10
0.6
ENE
10
0.5
S
15
0.7
S
16
0.6
S
15
0.6
S
14
0.6
S
14
0.6
S
14
1.2
S
15
1.8
S
15
Wave Graph
Metric surfscale
Energy kJ
151
151
151
151
169
149
117
159
110
106
122
102
67
65
109
239
157
153
150
146
688
1468
Wind (km/h)
5
NNW
10
NNW
10
NW
10
N
10
NNW
15
NNW
15
NNW
15
NW
10
NW
20
NW
20
W
20
W
20
W
20
W
20
WNW
25
WNW
20
W
25
W
30
W
30
W
40
WSW
30
WSW
Wind State
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
2:01PM0.97m
2:22AM0.71m
2:40PM0.99m
3:29AM0.66m
3:19PM1.00m
Low Tide
7:19AM0.34m
8:43PM0.38m
7:52AM0.41m
9:44PM0.35m
8:27AM0.46m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
light rain
part cloud
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:30
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:58
4:59
5:00
 mm
1
1
4
Temp °C
11
12
12
13
13
12
12
13
11
12
11
10
8
6
6
6
6
7
8
6
4
4
Feels °C
10
10
10
11
10
8
8
9
8
7
6
5
3
0
0
-1
0
0
0
-2
-6
-4
  • 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
How to use the Wavefinder 

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 Marion Bay 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.


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