Perth Thunderstorms Break Dry Spell as Heatwave Warning Issued for WA
Perth Thunderstorms and WA Heatwave Warning

Perth Thunderstorms Break Dry Spell as Heatwave Warning Issued for WA

Perth has woken to thunder, lightning, and significant rainfall for the first time in 2026, marking a dramatic shift in weather patterns. Despite the winter-like conditions observed on Thursday morning, the Bureau of Meteorology anticipates that the thunderstorms will gradually ease throughout the day.

Weather Forecast for Perth

The Bureau of Meteorology forecasts a top temperature of 29 degrees Celsius on Thursday, with partly cloudy skies and a slight chance of showers, most likely occurring in the morning. Early hourly forecasts indicate that temperatures across Perth will climb steadily through the day, with conditions expected to remain cloudy.

South-easterly winds will shift to south-westerly by midday, blowing at speeds of 15 to 25 kilometres per hour before easing in the evening and bringing a cool breeze to local residents. In contrast to the morning's storms, Perth's weather is set to improve, with sunny conditions predicted for the coming days.

Heatwave Warning for Western Australia

Simultaneously, a severe heatwave warning has been issued by the Bureau of Meteorology for parts of Western Australia. Severe heatwave conditions will peak over the coming days for south coastal areas, including locations such as Jerramungup and Ravensthrope.

Maximum temperatures are expected to reach the mid to high 30s over inland areas, tending to the high 20s to low 30s over coastal locations. Overnight minimum temperatures will range from the mid to high teens, peaking on Thursday morning in the low twenties.

The heat will continue in Perth on Friday, with seabreezes expected to hit coastal suburbs late in the day on Saturday. Across the state, residents in the Kimberley, Pilbara, Gascoyne, and North Interior regions will endure heatwave conditions, with temperatures soaring into the 40s.

Extended Forecast and Safety Advice

Harsh heat will impact those areas over the weekend and is projected to creep up to the mid-40s by the start of next week. The Bureau of Meteorology warns that UV levels will be extreme, advising Perth locals to take sun safety seriously. Residents are also encouraged to close their windows to keep heat out of their homes.

Here is the detailed weather forecast for Perth:

  • Thursday: Sunny, with temperatures ranging from 21 to 30 degrees Celsius.
  • Friday: Sunny, with temperatures between 18 and 26 degrees Celsius.
  • Saturday: Sunny, with temperatures from 12 to 25 degrees Celsius.
  • Sunday: Sunny, with temperatures between 12 and 25 degrees Celsius.
  • Monday: Sunny, with temperatures ranging from 14 to 30 degrees Celsius.
  • Tuesday: Sunny, with temperatures from 17 to 32 degrees Celsius.
  • Wednesday: Sunny, with temperatures between 17 and 33 degrees Celsius.

This contrasting weather scenario highlights the diverse climatic conditions across Western Australia, from thunderstorms in Perth to extreme heat in other regions.