U.S. and part of Canada came out of the winter due to the ridge of high pressure, which has recently been somewhat delayed, causing a temperature close to the summer. Map above shows the surface temperature anomalies from 13 to 19 March, compared with the average these days for the 10-year period. More than 1054 places have set new daily record high temperatures and 627 places set new record lows.
"These records are not only observed in various parts of the country, they violate the usual course of things," — said Adam Voiland NASA employee. — "In Chicago, for example, the temperature rose above 26,6 ° Celsius (80 degrees Fahrenheit) every day from 14 to 18 March, records for all five days. In the context of the National Weather Service said that in Chicago generally (temperature in April was comparable to the present, on average, only one day a year, starting from the eighties. And only once in 140 years of weather observations, temperature in April has risen above 26,6 ° Celsius, in March of this year, "- writes Volland.
"Meanwhile, in Rochester, Minnesota, the minimum temperature of the night of 18 March was 16,6 ° Celsius (62 degrees Fahrenheit), the temperature is so high that it broke the record high of 15,5 ° Celsius (60 degrees Fahrenheit) the same date, "- added Volland.