Parts of NSW and Queensland could see power outages as a heatwave sweeps in this week.

A days-long heatwave is forecast to sweep across Sydney, with temperatures nearing 40 degrees, while parts of Queensland’s Peninsula District can expect temperatures in the mid to high 30s.

Officials are warning of “tight electricity supply forecasts” in both states tomorrow and Wednesday, with millions expected to turn to air conditioners for relief.

Sasha Ivanoff, three, cools off  at  Darling Harbour in Sydney.
Sasha Ivanoff, three, cools off at Darling Harbour in Sydney. (Dion Georgopoulos)

The Australian Energy Market Operator (AEMO_ said it “has alerted the energy industry and is working with power station operators and transmission businesses to boost electricity availability”.

Sydney’s west is expected to reach up to 35 degrees today.

It was 34 degrees st Penrith by 2pm.

It’s set to rise to 38 degrees tomorrow and then a sweltering 39 on Wednesday.

Temperatures will drop later in the week but are expected to remain in the high 20s through to the weekend.

heatwave
Sydney’s west is expected to reach up to 35 degrees today. At Penrith by 2pm it was 34 degrees. (Windy)

The Bureau of Meteorology has also forecast a high chance of light rain in the city later in the week.

The Bureau has issued a heatwave warning that predicts low-intensity to severe heat for metropolitan Sydney, the Hunter, Illawarra, South Coast, and Southern Tablelands regions.

“Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell,” the Bureau said in its warning.

HOT WEATHER: Hot Spell, Heat Wave, Scorching Temperatures, Searing Heat, Sweltering Conditions, Roasting Weather, Baking Heat, Intense Heat, Heat Surge, Heatwave Alert, Record High Temperatures, Heatwave Warning, Blistering Heat, Extreme Heat Event, Heat Emergency. People are out and about at sunrise as Sydney temperatures are set to soar to mid-40s during the day, at Bondi Beach, Saturday 9th of December 2023. Photo: Dion Georgopoulos / The Sydney Morning Herald
Temperatures in Sydney are forecast to reach the high 30s. (Dion Georgopoulos)

“Seek a place to keep cool, such as your home, a library, community centre or shopping centre.

“Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.

“If available, use fans or air-conditioners to keep cool.”

Golf ball-sized hail lashes Aussie town

Locations listed as like to be heavily affected included Batemans Bay, Camden, Campbelltown, Hornsby, Liverpool, Nowra, Penrith, Parramatta, Richmond and Scone.

In Queensland, Aurukun, Mapoon, Thursday Island and Weipa will be the hottest.

Brisbane and surrounds will remain a slightly cooler 30 degrees maximum.

Melbourne reached a high of 37 degrees on the weekend before a cool chance brought relief.

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