Weather tracker: extreme cold and heavy rainfall batters US

Parts of the Midwest have seen temperatures 15-30C below the climate average, while Australia temperatures hit almost 50C

Disruptive weather has continued to affect the US this week, with a mixture of winter hazards, heavy rainfall and extreme temperatures across the country. Extreme cold warnings have affected more than 90 million people, with parts of the midwest seeing temperatures about 15-30C below the climate average.

Temperatures fell to about -35C earlier this week across states including Montana and North Dakota, with maximum daytime temperatures reaching -15C.