Saturday: Southerly 15/20 knots. Seas: 1.5 metres, increasing to 1.5/2 metres offshore south of Port Kembla. Swell: Southerly 1.5/2 metres. Sunday: Southerly 15/20 knots decreasing to about 10 knots in the evening. Seas: 1/1.5 metres, decreasing to 1 metre during the morning. Swell: Southerly 2 metres. Caution: Deceptively powerful surf conditions are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing, easing in the afternoon. Outlook Monday: South to southwesterly about 10 knots tending east to northeasterly 10/15 knots in the middle of the day then becoming north to northeasterly about 10 knots in the late evening. Seas: Around 1 metre, increasing to 1/1.5 metres south of Point Perpendicular during the afternoon. Swell: Southerly 1.5/2 metres, decreasing to 1/1.5 metres during the morning. Outlook Tuesday: North to northwesterly about 10 knots tending north to northeasterly 15/20 knots during the day. Seas: Below 1 metre, increasing to 1/2 metres during the afternoon. Swell: Southerly around 1 metre.Issued Sat 16:05 EST
16:39 EST The mercury soared in the nation's southwest today with Perth recording its hottest September day on record, however heavy rain and cooler temperatures will arrive on Sunday.