Marion Bay surfForecast / TAS – East Coast / Australia

information circle48hr Weather and Surf, issued 4 pm Saturday 21 Mar 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Marion Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Marion Bay sea temperature is
17.8° C
(Which is 2.4°C warmer than normal for this time of year)

How big are the waves at Marion Bay today?

The current surf forecast for Marion Bay at 10PM is: 0.5m 15s primary swell from a South direction and 0.3m 15s secondary swell from a East-northeast direction (forecast issued at 04:00pm March 21). The wind direction is predicted to be cross-shore.

Time (AEDT) & DateWave HeightWave Period
Morning (21 Mar)--
Afternoon (21 Mar)1.5ft (0.5m)15s
Evening (21 Mar)1.5ft (0.5m)15s

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


Updates in  hr  min  s Forecast update imminent
Saturday
21
Sunday
22
Monday
23
Tuesday
24
2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM
Rating
(10 max)
0
0
0
0
1
1
1
1
0
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
S
0.5
S
0.5
S
0.5
S
0.5
S
0.4
S
0.4
S
0.3
S
0.3
S
1
NE
1.4
NNE
0.8
NE
0.8
NE
0.3
S
0.6
NE
0.6
NE
0.6
NE
0.5
NE
0.5
NE
0.5
NE
0.3
S
0.5
S
0.6
S
0.5
S
Period(s) (?)15151515151515141456661566666615151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)113109109115121706737375012647434027293018181839112146100
Wind
(km/h)
10
E
10
NE
10
NE
10
NNE
10
N
10
NNW
10
NNW
15
N
20
NNE
10
N
10
W
10
W
5
NW
5
NW
5
WNW
5
SSW
15
SSE
10
S
10
SSE
15
SSE
15
SSW
20
S
20
SSE
15
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
crosscross-
off
offcross-
off
glassoffoffcrosscross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
cross-
on
High Tide
/ height (m)
11:02PM
1.03
11:59AM
0.89
11:47PM
1.07
1:06PM
0.84
12:38AM
1.09
Low Tide
/ height (m)
5:39AM
0.18
5:35PM
0.39
6:41AM
0.14
6:22PM
0.45
7:45AM
0.11
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Sunrise------7:11-------7:13-------7:13-
Sunset-7:20-------7:17-------7:15------
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
light rain
mod rain
light rain
light rain
light rain
mod rain
mod rain
Rain (mm)
-----------------1622477
Temp. °C201918171616152022241715151516201714141313131213
Feels °C (?)18181817151513171922161415141519151313111110911
  • 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

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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