Surf Break

Lat Long: 42.80° S 147.87° E

Marion Bay 48 hour detailed Surf Forecast

Issued: 4 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Marion Bay sea temperature is
13.6°C
1.5° 

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 (17 Oct):

  • Afternoon surf: Afternoon surf (17 Oct, local time) - 3.5ft (1.1m), 5s period with NE swell.
  • Evening surf: Evening surf (17 Oct, local time) - 4.5ft (1.4m), 6s period with NE swell.

The current surf forecast for Marion Bay at 9PM is: 1.4m 6s primary swell from a Northeast direction and 0.2m 8s secondary swell from a East-southeast direction, 0.1m 16s secondary swell from a South direction (forecast issued at 04:00pm October 17). The wind direction is predicted to be cross-offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (17 Oct)--
Afternoon (17 Oct)3.5ft (1.1m)5s
Evening (17 Oct)4.5ft (1.4m)6s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Mon afternoon, min 12°C on Sat night). Winds increasing (calm on Sun night, fresh winds from the NE by Mon afternoon).

Sat
17
Sunday
18
Monday
19
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)
0
0
1
2
1
1
0
0
0
0
1
2
1
1
1
0
0
0
1
3
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)
0.9
NE
4
1.5
NE
6
1.4
NE
6
1.7
NNE
7
0.9
NE
6
1.2
NNE
6
0.6
NE
6
0.9
NNE
6
0.8
NE
6
1.1
NE
6
1.1
NE
6
1.3
NNE
6
1.3
NNE
6
1
NNE
6
1
NNE
6
0.3
S
17
1.2
NE
5
1.5
NE
6
1.3
NE
6
1.9
NNE
7
Wave Graph
Metric surfscale
Energy kJ
31
138
152
268
68
121
30
56
39
83
80
136
115
75
75
53
77
156
141
345
Wind (km/h)
25
NNE
25
NNE
15
N
10
NW
10
NW
10
NW
10
NW
10
NNE
15
NE
15
NE
5
NE
5
NNE
10
NNW
10
NNW
15
N
20
NNE
30
NE
35
NE
15
N
10
NNW
Wind State
cross
cross
cross-off
off
cross-off
cross-off
cross-off
cross
cross-on
cross
glassy
glassy
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
3:14AM0.72m
1:55PM0.93m
3:59AM0.73m
2:44PM0.92m
Low Tide
8:31PM0.26m
7:43AM0.58m
9:17PM0.27m
8:37AM0.57m
10:01PM0.27m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:13
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6:11
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—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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7:31
—
—
—
—
—
—
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7:34
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—
—
—
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7:35
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 mm
—
—
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—
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Temp °C
19
18
16
14
13
12
14
20
20
18
15
14
14
13
14
19
21
19
21
20
Feels °C
13
13
13
12
11
10
12
17
16
15
14
14
12
10
11
15
16
13
18
17
  • 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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