At least 50 people have died this week as a result of severe weather hitting the United States, local authorities and media reported on Friday (local time).

Freezing temperatures, snowfall and freezing temperatures make roads extremely dangerous, disrupt air traffic, close schools and leave thousands of households without electricity.

Thousands of Americans have received severe weather warnings.

In the state of Tennessee (eastern USA), the Department of Health reported 14 deaths caused by the bad weather.

In Pennsylvania (northeast), five women were killed Tuesday in a crash involving a semi-trailer on a highway, according to police.

Five weather-related deaths were also reported in eastern Kentucky, Gov. Andy Beshear said in a statement, while in northwestern Oregon, three people were electrocuted when an overhead power line fell on their car during a snowstorm. on Wednesday, according to the Portland Fire Department.

In Oregon, 75,000 people were without power Friday night, according to the website Poweroutage.us, and the governor declared a state of emergency.

Deaths were also reported in Illinois (northeast), Kansas (central), New Hampshire (northeast), New York state (northeast), Wisconsin (north), and Washington (northeast).

According to the website Flightaware.com, 1,100 US flights were canceled and another 8,000 were delayed due to weather conditions, while the cold wave is expected to persist in some areas such as the center of the country through the weekend.