Perth Weather: 40C Weekend Heatwave

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Perth Weather this weekend is extremely dangerous, authorities warn.

The Perth weather is so extreme this weekend, the government has shut down picnic spots in some areas, with Water Corp closing public areas around Perth dams.

ALERT: ALL Perth dam picnic areas will be closed this Saturday, 19 January and Sunday, 20 January 2019 due to dangerous…

Posted by Water Corporation on Thursday, January 17, 2019

There is also a ‘very high’ chance of fires in the metro area.

“Severe and extreme heatwaves pose significant risks to human health and safety, particularly the elderly, who are more vulnerable to the effects of heat stress,” the BOM says of the Perth weather heatwave danger.

“When temperatures are unusually hot over a period of time, with continuously high night-time and day-time temperatures, heat stress becomes a critical factor in human survival and infrastructure resilience,” they warn.

Saturday is looking to reach over 40C in some parts of the city, while Sunday we could see even hotter conditions.

WA heat map for Sunday

The UV forecast is extreme – so stay the hell out of the sun between 9am and 4pm. You’ll 100% slip, slop, slap during the day if you have to be out.

At 14+ UV you’re going to be cooked pretty quickly without any protection.

Perth UV forecast – Extreme!

Perth beaches are expected to be packed today.

Perth Weather Forecast:


Very hot and sunny. Winds easterly 15 to 25 km/h tending north to northeasterly 15 to 20 km/h in the middle of the day then tending south to southwesterly 20 to 30 km/h in the early to mid afternoon.

39C in Perth


Very hot and sunny. Light winds becoming northerly 20 to 30 km/h in the morning then shifting west to southwesterly 15 to 25 km/h in the middle of the day.

40 in Perth

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