Weather Warning

This warning affects:Arnhem and Simpson.

Heatwave warning

  • Issued by the Bureau of Meteorology

IDD21013

Australian Government Bureau of Meteorology
Northern Territory

Heatwave warning

Issued at 2:02 AM CST on Saturday 13 Dec 2025.

Heatwave Situation for day 1

Heatwave Situation for day 2

Heatwave Situation for day 3

Heatwave Situation for day 4

Maximum temperatures in the low to mid forties and overnight minimum temperatures in the mid twenties in the south. Over the eastern Top End, maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid twenties. Severe heatwave conditions across southern parts of the NT will ease over the weekend as a milder change moves through. Severe heatwave conditions are developing over northeastern NT and are expected to peak early next week. Severe heatwave conditions have eased over the Lasseter district, however low intensity heatwave conditions may linger for a day or two. Locations likely to be impacted include Alice Springs, Santa Teresa, Titjikala and Bulman.

Safety Advice:

  • 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.
  • 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.

The next heatwave warning will be issued by 3:00pm CST on Sunday 14 December 2025