Australian Government Bureau of Meteorology
Western Australia
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 01:47 PM WST on Thursday 11 December 2025
Valid for Thursday 11 December 2025 to Sunday 14 December 2025
Warning for the following areas:
Gascoyne, South Interior and Lower West
Cancellation for the following areas:
Pilbara and North Interior
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 ranging from the high thirties to the mid forties and overnight minimum temperatures in the mid to high twenties.
Severe heatwave conditions are expected to contract southwards and persist over southern WA into next week. Locations likely to be impacted include Gingin, Meekatharra and Warburton.
The next heatwave warning will be issued by 2:00pm WST on Friday 12 December 2025
Forecast
Barrow Island (20.7919°S, 115.4001°E, 40m AMSL) set as my default location ›
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7 day forecast
Today: Partly cloudy. Medium chance of showers in the far E, near zero chance elsewhere. The chance of a thunderstorm. Winds NW 15 to 20 km/h tending NW/SW before dawn then tending N/NW 20 to 30 km/h in the morning. Overnight temperatures falling to the mid to high 20s with daytime temperatures reaching 39 to 44.
Forecast for Barrow Island (20.7919°S, 115.4001°E, 40m AMSL) Fri Sat Sun Mon Tue Wed Thu Summary 
Minimum 25° 25° 24° 25° 25° 25° 25° Maximum 33° 32° 32° 33° 33° 33° 33° Chance of rain 5% 5% 30% 20% 30% 30% 5% Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating High High High High - - - 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 25
(km/h)26
(km/h)20
(km/h)25
(km/h)12
(km/h)20
(km/h)14
(km/h)26
(km/h)18
(km/h)25
(km/h)16
(km/h)19
(km/h)16
(km/h)20
(km/h)Wind direction SSW W SW WNW SW WNW WSW W WSW WNW SW NW SW NW Relative humidity 64% 57% 65% 57% 69% 59% 67% 59% 70% 61% 68% 60% 71% 59% Dew point 21°C 22°C 22°C 22°C 22°C 22°C 23°C 23°C 24°C 24°C 23°C 23°C 24°C 24°C -
Sunrise and sunset times
Sunrise / Sunset for Barrow Island (20.7919°S, 115.4001°E, 40m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase Last quarter New moon First quarter 5:06am WST 5:30am WST 6:53pm WST 7:18pm WST 12:17am WST 12:28pm WST 
3rd quarter
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
