Australian Government Bureau of Meteorology
Northern Territory
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 01:38 PM CST on Tuesday 09 December 2025
Valid for Tuesday 09 December 2025 to Friday 12 December 2025
Warning for the following areas:
Simpson and Lasseter
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.
Maximum Temperatures in the low to mid forties and overnight minimum temperatures in the mid twenties are expected for the remainder of the week.
Severe heatwave conditions across southern parts of NT will ease by the weekend. Severe heatwave conditions are forecast to develop over northeastern NT later this week. Locations likely to be impacted include Kulgera, Kaltukatjara and Yulara.
The next heatwave warning will be issued by 3:00pm CST on Wednesday 10 December 2025
Forecast
Atitjere (22.9831°S, 134.9317°E, 564m AMSL) set as my default location ›
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7 day forecast
Today: A slight chance of showers and thunderstorms, increasing to a medium to high chance in the Tiwi, Daly and N Arnhem Districts. Severe thunderstorms with damaging wind gusts are possible in the Lasseter District. Thunderstorms in the S Simpson and S Lasseter Districts are likely to be gusty with little, if any, rainfall. Very hot S of Tennant Creek. Light to moderate NE/NW winds. Winds fresh and gusty in the Lasseter District during the morning.
Forecast for Atitjere (22.9831°S, 134.9317°E, 564m AMSL) Wed Thu Fri Sat Sun Mon Tue Summary 
Minimum 22° 23° 25° 25° 21° 21° 20° Maximum 41° 42° 42° 38° 34° 35° 36° Chance of rain 5% 20% 50% 30% 5% 5% 5% Likely amount < 1mm < 1mm 1-5mm 1-5mm < 1mm < 1mm < 1mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating Moderate Moderate Moderate Moderate - - - Frost risk Nil Nil Nil Nil Nil Nil Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 14
(km/h)10
(km/h)9
(km/h)10
(km/h)14
(km/h)9
(km/h)15
(km/h)16
(km/h)21
(km/h)21
(km/h)26
(km/h)24
(km/h)26
(km/h)23
(km/h)Wind direction NNE SE NNW SE NNW N SSW S SSE SSE SE SE SE SE Relative humidity 18% 10% 21% 10% 23% 12% 27% 18% 37% 23% 24% 14% 24% 12% Dew point 8°C 4°C 10°C 5°C 12°C 7°C 11°C 10°C 12°C 10°C 6°C 4°C 6°C 3°C -
Sunrise and sunset times
Sunrise / Sunset for Atitjere (22.9831°S, 134.9317°E, 564m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase Last quarter New moon First quarter 5:15am CST 5:40am CST 7:14pm CST 7:39pm CST 10:50am CST 
Waning gibbous
Last quarter Dec 12 New moon Dec 20 First quarter Dec 28 -
Warnings
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Temperature for next 7 days
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Rain for next 7 days
