Scorching WA heatwave spreads east across country

Heatwave conditions that have scorched WA's Pilbara region are expected to head east. (Rebecca Le May/AAP PHOTOS)

Parts of the country are sweltering through high temperatures as a heatwave moves east after scorching Western Australia. 

Warm conditions are tipped on Monday for northern South Australia, southern parts of the Northern Territory, and Queensland while temperatures in the mid-30s are expected later in the week in Victoria and NSW.