The weather map every Australian needs to see as the rain bomb falls on Sydney

The reality of just how bad Australia’s weather is about to get has been laid bare in a terrifying new forecast map.

After a third consecutive La Niña was confirmed last month, predictions have only gotten worse. Now, a big picture is emerging that could mean floods, heat waves and tropical cyclones from October to April 2023.

The areas most likely to experience flooding from so much rain are far north and south-east Queensland, western Sydney and coastal New South Wales.

A rainfall forecast map for October through April showed the very high probability of above-average rainfall in the coming months, especially in north and south-east Queensland and New South Wales.  Source: Sky News Time

A rainfall forecast map for October through April showed the very high probability of above-average rainfall in the coming months, especially in north and south-east Queensland and New South Wales. Source: Sky News Time

Much of Australia's east coast will face strong winds reaching gale force in places from Thursday for several days.

Much of Australia's east coast will face strong winds reaching gale force in places from Thursday for several days.

Much of Australia’s east coast will face strong winds reaching gale force in places from Thursday for several days.

Sydney faces a rainy weekend with the heaviest falls on Friday and Saturday

Sydney faces a rainy weekend with the heaviest falls on Friday and Saturday

Sydney faces a rainy weekend with the heaviest falls on Friday and Saturday

The map, produced by the Sky News weather team, showed a more than 70 per cent chance of “above-average” rainfall for south-east Queensland, large parts of New South Wales and eastern Victoria from October. to April 2023.

The Bureau of Meteorology’s predictions for the three months to Christmas are similar or even worse, especially for coastal New South Wales and far north Queensland.

It predicts a 75-80 percent chance of above-average rain in those areas.

The BoM Climate Outlook for October to January predicts a “wetter than average October to December likely for the eastern half of Australia”.

High wind warnings are in effect for much of the East Coast, with hurricane-force wind warnings current for the Gold Coast area (pictured surfers prepare to paddle out at Snapper Rocks on the Gold Coast)

High wind warnings are in effect for much of the East Coast, with hurricane-force wind warnings current for the Gold Coast area (pictured surfers prepare to paddle out at Snapper Rocks on the Gold Coast)

High wind warnings are in effect for much of the East Coast, with hurricane-force wind warnings current for the Gold Coast area (pictured surfers prepare to paddle out at Snapper Rocks on the Gold Coast)

Sky News meteorologist Alison Osborne has predicted a 'colossal' amount of rain for the eastern states next week (Ms Osborne pictured)

Sky News meteorologist Alison Osborne has predicted a 'colossal' amount of rain for the eastern states next week (Ms Osborne pictured)

Sky News meteorologist Alison Osborne has predicted a ‘colossal’ amount of rain for the eastern states next week (Ms Osborne pictured)

Much of eastern Queensland, much of New South Wales and Victoria, and eastern Tasmania have more than double the average chance of unusually high rainfall from October to December (in the wettest 20 percent of all those periods during 1981-2018) said a BoM statement.

South East Queensland and especially Sydney are set to get a preview of the rain to come this weekend and into the week ahead, with dangerous winds along the east coast.

Sky News meteorologist Alison Osborne has predicted a ‘colossal’ amount of rain for the eastern states next week, reaching up to 150mm in some places.

South East Queensland and especially Sydney are set to get a sneak peek at the rain to come this weekend and into the week ahead.

South East Queensland and especially Sydney are set to get a sneak peek at the rain to come this weekend and into the week ahead.

South East Queensland and especially Sydney are set to get a sneak peek at the rain to come this weekend and into the week ahead.

The Bureau of Meteorology has confirmed a third consecutive La Niña weather system for this summer

The Bureau of Meteorology has confirmed a third consecutive La Niña weather system for this summer

The Bureau of Meteorology has confirmed a third consecutive La Niña weather system for this summer

Sydney has a 95 per cent chance of rain on Friday and Saturday, although the showers will taper off on Sunday and Monday and then return on Wednesday.

NSW has several weather warnings, including gale force winds and dangerous surf watches for the Byron Coast and North Central Coast on Thursday and Friday.

“People should consider staying out of the water and avoiding walking near areas exposed to waves,” the Bureau of Meteorology warned.

Rock anglers are also warned not to fish from exposed rock platforms and are instead advised to “find a safe spot that is sheltered from the swell.”

There is a high wind warning from the Newcastle region to the Bateman Bay coast for Thursday and Friday.

Brisbane and the Gold Coast will see plenty of sunshine on Friday, but it will rain throughout the weekend with the heaviest falls coming on Sunday.

The Gold Coast is also subject to a gale force wind warning for Friday, while the Sunshine Coast will see strong winds.

The Bureau of Meteorology predicts that a large swath of rain will soak much of the coast from New South Wales to south-east Queensland this weekend.

The Bureau of Meteorology predicts that a large swath of rain will soak much of the coast from New South Wales to south-east Queensland this weekend.

The Bureau of Meteorology predicts that a large swath of rain will soak much of the coast from New South Wales to south-east Queensland this weekend.

Much of south east Queensland can expect rain to continue for most of next week, although heavy falls are not forecast.

Victoria could also see rain in the middle of next week.

Western Australia looks set to enjoy some sunny weather, with strong winds forecast south from Exmouth to Geraldton and beyond.

The BoM also forecast below-average rainfall for Western Australia for November and December.

FIVE-DAY FORECAST FOR MAJOR CITIES

MELBOURNE

Thursday: Cloudy. maximum 17.

Friday: Partly cloudy. Min 9 Max 19.

Saturday: Partly cloudy. Min 9 Max 19.

Sunday: Partly cloudy. Min 7 Max 19.

Monday: Partly cloudy. Min 9 Max 21.

PERTH

Thursday: Sunny. maximum 29.

Friday: Sunny. Min 15 Max 29.

Sunny Saturday. Min 14 Max 28.

Sunday: Partly cloudy. Min 12 Max 25.

Monday: Partly cloudy. Min 11 Max 24.

ADELAIDE

Thursday: Partly cloudy. maximum 18.

Friday: Partly cloudy. Min 10 Max 19.

Saturday: Mostly sunny. Min 10 Max twenty-one.

Sunday: Mostly sunny. Min 11 Max 22.

Monday: Partly cloudy. Min 14 Max 23.

HOBART

Thursday: Rains decreasing. maximum 12.

Friday: Partly cloudy. Min 7 Max 14.

Saturday: Mostly sunny. Min 4 Max 16.

Sunday: Partly cloudy. Min 6 Max 17.

Monday: Partly cloudy. Min 6 Max 17.

SYDNEY

Thursday: Showers. maximum 19.

Friday: Rains increasing. Min 14 Max 19.

Saturday: Showers. Min 13 Max 18.

Sunday: Stopping rains. Min 12 Max 19.

Monday: Post shower. Min 11 Max twenty.

BRISBANE

Thursday: Sunny. maximum 26.

Friday: Sunny. Min 14 Max 26.

Saturday: Shower. Min 15 Max 25.

Sunday: Showers. Min 14 Max 25.

Monday: Shower. Min 13 Max 23.

CANBERRA

Thursday: Partly cloudy. maximum 18.

Friday: Possible shower. Min 5 Max 16.

Saturday: Showers. Min 6 Max 14.

Sunday: Post shower. Min 3 Max 17.

Monday: Partly cloudy. Min 3 Max 18.

Darwin

Thursday: Showers, storm. maximum 33.

Friday: Post shower. Min 25 Max 35.

Saturday: Showers. Min 26 Max 34.

Sunday: Showers, possible storm. Min 25 Max 32.

Monday: Shower. Min 25 Max 32.

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