Thursday: East to southeasterly 10/15 knots tending southeast to southwesterly in the early afternoon. Winds reaching up to 25 knots south of King Island in the evening. Seas: Around 1 metre, increasing to 1/2 metres south of King Island during the afternoon. Swell: Southwesterly 1/2 metres, decreasing to 1/1.5 metres during the afternoon. Friday: South to southeasterly 15/20 knots tending east to southeasterly early in the morning then tending south to southeasterly in the morning. Winds reaching up to 30 knots south of King Island during the afternoon and evening. Seas: 1/2 metres, increasing to 2/3 metres around midday. Swell: Southwesterly 1/1.5 metres, decreasing to around 1 metre during the afternoon. Outlook Saturday: Southerly 20/30 knots. Seas: 1.5/2.5 metres. Swell: Southwesterly 1/1.5 metres. Outlook Sunday: Southerly 15/25 knots. Seas: 1.5/2.5 metres. Swell: Southwesterly 1/1.5 metres.Issued Thu 16:05 EDT
15:56 EDT A series of spectacular electrical storms over Perth has blacked out more than 27,000 homes and businesses and caused flight delays.