The North African country has been battered by heavy rain and strong winds that began in the earlier hours of Thursday and continued on Friday.
Violent storms in recent days have dumped a month's worth of rain on some areas in a matter of hours, devastating the southern coast of Sao Paulo state and poor neighbourhoods on the outskirts of Rio de Janeiro.
The Pearl River rose to its third-highest point in recorded history after heavy rains last week filled the Ross Barnett Reservoir to capacity, forcing managers on Saturday to begin releasing water into the river just upstream from Jackson.
A 55-year-old woman was found dead after being swept away near the flood-prone town of Tenbury Wells in western England.
The new supercomputer, which will be managed by the country's Met Office, will be used to help more accurately predict storms, select the most suitable locations for flood defences and predict changes to the global climate.
Footage showed severe flooding in the town of Tenbury Wells in Worcestershire, with its streets submerged below the high water.
At least seven people remain missing following Thursday's avalanches in central Daykundi province, a local official said. The fatalities bring the death toll from avalanches and flash floods in the country in the past two months to 72.
Australia has been battling hundreds of blazes since September in an unusually prolonged summer wildfire season that was fuelled by three years of drought, which experts have attributed to climate change.
Sydney's dams have seen water levels spike dramatically though many inland areas, that are facing severe water shortages, missed out on the flows.
A strong winter storm that has battered Europe with hurricane-force winds and heavy rains has reportedly killed several people and caused severe travel disruptions.
There are still 33 fires burning in Australia's New South Wales state, but they are all at the lowest warning level of "advice" and mostly in southeastern areas where the rains are headed.
The Category 3 storm, packing sustained winds of 150 kilometres per hour and gusts of 205 kph, is expected to make landfall on the west coast near Port Hedland, on Saturday afternoon.
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