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Stark Bay surfForecast / WA – Rottnest Island / Australia

information circle48hr Weather and Surf, issued 1 pm Monday 20 Apr 2026 AWST
Forecast update in hr  min  s Forecast update imminent
Stark Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Stark Bay sea temperature is
21.8° C
(Which is normal for this time of year)

How big are the waves at Stark Bay today?

The current surf forecast for Stark Bay at 10PM is: 3.5m 8s primary swell from a West-southwest direction and 1.5m 14s secondary swell from a West-southwest direction, 0.7m 18s secondary swell from a West-southwest direction (forecast issued at 01:00pm April 20). The wind direction is predicted to be cross-onshore.

Time (AWST) & DateWave HeightWave Period
Morning (20 Apr)6ft (1.8m)13s
Afternoon (20 Apr)6ft (1.8m)14s
Evening (20 Apr)5ft (1.5m)14s

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


Updates in  hr  min  s Forecast update imminent
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
2
4
5
4
4
4
3
3
3
0
0
0
0
0
3
Swell
Height Map
Wave Height (m) & direction (?)
1.8
WSW
1.8
WSW
1.7
WSW
1.5
WSW
3.5
WSW
4
WSW
4
WSW
3.5
WSW
3.5
WSW
3.5
WSW
3.5
WSW
3
WSW
3
WSW
2.5
WSW
2.4
WSW
2.2
WSW
2
WSW
1.9
WSW
1.7
WSW
1.6
WSW
1.5
WSW
1.5
WSW
1.7
WSW
1.9
WSW
Period(s) (?)13141514810111213131313131313131313131312131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)109311781225886192735583721348940104031380933132809241219951699135912179958387117228801170
Wind
(km/h)
30
NW
35
NW
45
NW
50
NW
60
WSW
55
WSW
45
WSW
35
SW
30
SW
25
SSW
20
S
10
S
10
ESE
10
ENE
15
NE
20
NE
15
NNE
10
WNW
20
WSW
20
WSW
20
WSW
20
WSW
15
WSW
10
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
ononcross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
crosscross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
crossoncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
on
High Tide
/ height (m)
10:47AM
1.12
11:23AM
1.14
12:02PM
1.11
Low Tide
/ height (m)
9:23PM
0.43
11:19PM
0.42
12:32AM
0.40
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Sunrise-------6:41-------6:43-------6:43
Sunset--5:52-------5:51-------5:50-----
cloud
cloud
cloud
rain showers
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
Rain (mm)
---14-------------------
Temp. °C191919201716161616161616161615151516171818181919
Feels °C (?)1412111165679101113131311101113131414151618
  • 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 Stark 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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