The Spanish government will send convoys carrying COVID-19 vaccine and food supplies to areas cut off by Storm Filomena.
In the Madrid area, rescuers reached 1,500 people trapped in cars, while police broke up a large snowball fight after authorities appealed for citizens to stay at home for risk of accidents or spreading coronavirus.
Forecasters warned of dangerous conditions in the coming days, with temperatures expected to fall to up to minus 10 degree Celsius next week and the prospect of snow turning to ice and damaged trees falling.
Madrid's main international airport was closed and the operator said would not re-open until Sunday afternoon at the earliest, when flights would resume gradually.
About 20,000 km of roads across central Spain were affected by the storm, with officials confirming the death of four people due to the extreme weather conditions.
The State Metereological Agency (Aemet) said up to 20-30 cm of snow fell in Madrid on Saturday, the most since 1971.
Israeli occupation forces committed multiple massacres against families in the Gaza Strip over the past 24 hours, resulting in the killing of at least 60 Palestinians and the injury of 162 others, according to medical reports.
U.S. President Donald Trump fired General Timothy Haugh as director of the National Security Agency on Thursday, according to two officials familiar with the decision, and congressional Democrats denounced the removal of the nonpartisan official from a top security post.
Israel stepped up airstrikes on Syria, declaring the attacks a warning to the new rulers in Damascus as it accused their ally Turkey of trying to turn the country into a Turkish protectorate.
The Trump administration moved forward with the sale of more than 20,000 US-made assault rifles to Israel last month, according to a document seen by Reuters, pushing ahead with a sale that the administration of former president Joe Biden had delayed.