Pre-dawn emergency workers searched feverishly for survivors in an Oklahoma City suburb ravaged by a massive tornado feared to have killed up to 91 people and injured well over 200 residents.
Several children have been pulled out of the rubble alive at a school in an Oklahoma City suburb hit by a tornado.
Heavy rain has disrupted public transport in Northern Ireland and forced the cancellation of a major motorcycle race event.
At least six people were killed and up to 100 injured as a number of tornadoes devastated parts of Texas.
Extreme weather conditions at Irish airports last night caused major disruption to Aer Lingus operations this morning.
The Dublin Airport Authority said that 11 flights have been cancelled and eight diverted due to strong winds at Dublin Airport.
The government of Argentina has declared three days of national mourning after more than 50 people died in floods.
The month of March was the coldest for most parts of the country since records began 71 years ago.
Extended Dublin City Council water restrictions come into effect again at 7pm this evening and will run until 7am tomorrow.
Latvia's emergency services have rescued more than 220 people who were stranded on ice floes in the Gulf of Riga.
Two helicopters from the Air Corps have delivered aid to farmers and winched two people to safety in Northern Ireland where heavy snow has left thousands of sheep stranded in isolated areas.
Dublin City Council has said the decision to restrict water supply will be reviewed on Tuesday morning.
Fresh weather warnings have been issued as snow and ice persist in Leinster and Ulster.
Minister for Social Protection Joan Burton has announced a one-week extension to the winter fuel allowance.
A British army helicopter has been called in as part of an emergency operation to reach farms and families still cut off by snow drifts in Northern Ireland.
200 homes and businesses across Northern Ireland are still without electricity as a result of storms over the weekend.
Snow drifts of up to five metres have caused major problems for emergency crews working to restore power to homes in Northern Ireland.
A thunderstorm and tornado left nine people dead and 272 injured in south China's Guangdong Province.
A weather warning remains in place, with high winds, heavy rain and snow forecast for parts of the country.
Around 18,000 homes in Northern Ireland are still without electricity following heavy snowfalls and strong winds last night.