For Mona Vale :
No gale warning.
The reliability of the situation is good.
Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. NNW wind force 2 continuing all day. Gusts reaching 12 knots in the middle of the day. Slight sea. Low, fairly long swell from E. Visibility reduced by fog becoming excellent in the middle of the day then good.