In the United States, the temperature begins to rise after extreme cold

<img src = "https://cdn-istoe-ssl.akamaized.net/wp-content/uploads/sites/14/2019/02/cfc98daf3022a9c3f79cfc3680410c43cc566d4e.jpg" title = "Temperatura come to suffer our EUA depois do frio extremo "alt =" A portion of Niagara Falls on the border between the United States and Canada froze due to the exceptional polar cold wave in the northern United States on January 31 North of The United States has returned to its usual routine after a historic cold spell that killed about 20 people in a week and ended its course on the Atlantic coast.

Midwestern and Great Lakes regions have reached records in recent days, with temperatures recorded at -53 ° C in Minnesota, -51 in Wisconsin, -50 in Iowa and -48 in Illinois.

Polar air froze some of famous Niagara Falls on the border between the United States and Canada and nearly half of the water of the Great Lakes acs was covered with ice, interrupting river traffic between the two countries.

In the past few days, between 17 and 21 cold-related deaths have been recorded, according to an official interim report.

The downward air mbad of the Arctic has caused water and power cuts, transportation interruptions and many road accidents.

Chicago, the country's third-largest city, had its second-coldest day on Wednesday with -29 degrees, just three points off the record of January 1985 by -32.

"In some areas of the Midwest, rising temperatures will be the most extreme warming ever seen in such a short time," Jeff told AFP.

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The Federal Emergency Management Agency (FEMA) has issued a flood warning bulletin regarding the rapid melting of snow.

this Friday, the east of the country. Several inches of snow covered the Washington area, resulting in the total or early closure of many schools.

In New England and Pennsylvania, where temperatures began to rise slowly in some areas. , before a clear improvement expected Saturday

The Buffalo area, in the far northwest of the state of New York, has been particularly hard hit in the last two days. Three people died of cold, including a homeless person found at a bus stop and two people dead while he was pouring snow.

Another affected area was Pittsburgh. Many schools were closed and roads were impbadable due to ice.

Starting Monday, a rapid thaw is expected, with temperatures above 10 degrees Fahrenheit in many areas of the Northeast.

The thermometer was also expected to increase. considerably since Friday afternoon in New Hampshire, where temperatures have been much lower than normal in recent days.

But winter is not over yet in the northern highlands. The weather station in Sioux Falls, South Dakota, announced Friday a new cold weather in the middle of the week.