For Rottnest Island :
No gale warning.
The reliability of the situation is poor.
For the night from Saturday to Sunday N wind force 2 continuing all night. Gusts reaching 7 knots at the end of the night.
Moderate sea. Moderate, fairly long swell from WSW. Poor visibility becoming reduced by mist in the middle of the night. Daytime of Sunday 1 june : The sky will remain changeable.
Skies changeable to very cloudy. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, lots of good clear periods.
Possibility of showers NNE force 3 in the morning temporarily NW in the middle of the day. Gusts reaching 15 knots from the middle of the day. Moderate sea. Moderate, fairly long swell from SW. Visibility reduced by mist becoming excellent in the middle of the day then poor.