Southerly 20/25 knots. Seas: 1.5/2.5 metres. Swell: Southwesterly 2/2.5 metres. Outlook Thursday: Southerly 15/20 knots. Seas: 1/2 metres, decreasing to 1/1.5 metres during the morning, then increasing to 1.5/2 metres during the afternoon. Swell: Southwesterly 1.5/2.5 metres. Outlook Friday: South to southeasterly 15/20 knots. Seas: 1/2 metres. Swell: Southwesterly 2/3 metres.Issued Wed 04:00 WST
13:05 EST Warmth is building over Western Australia before a dramatic change is due late this weekend.