Mandurah is tipped for a scorching 39 degrees on Saturday, potentially the highest November temperature on record.
The current record temperature for the month in Mandurah is 39.3 degrees on November 10, 1982.
The Bureau of Meteorology has already issued severe to extreme fire danger ratings across the State, with high temperatures, strong winds and dry conditions forecast.
The last severe fire danger rating in Perth was in January this year.
The UV Index is also at extreme, tipped to reach 11 in Mandurah between 8.10am and 3.50pm.
The warm weather will be short lived, however, with a Sunday forecast for a maximum of 23.
                            
            Mandurah land owners reminded to prepare properties for upcoming fire season
        
            Winning $2.5 million Lotto ticket sold in Bertram
        
            Shark advice issued for White Hills Beach 
        
            Mayor reassures community after 13 trees removed from old King Carnival site
        
            State Government invests $5 million to help restore Peel-Harvey Estuary 
        
            Part of Kwinana Freeway at Stake Hill closed for hours after truck crashes into overpass
        
            Woman charged with alleged murder of baby in Baldivis
        
            Bridgetown artist takes out top prize in 2025 Rockingham Castaways Sculpture Awards
        
            'I am deeply sorry': WA Governor formally apologises over 1834 Pinjarra Massacre