One-third of the US population is drowning in dangerously record heat. Damien Henderson, USA TODAY The summer solstice is hours away and the official start of the astronomical summer promises to sweep through the scorching heat of much of the United States. The “uncomfortable” heat rolled Monday around the Great Lakes across the Mississippi River Valley and into the plains and parts of the southeast, AccuWeather said. Minneapolis was predicted to hit three-digit heat on Monday. Central Minnesota is preparing for a temperature index of 106 degrees Fahrenheit. “Excessive heat and humidity will significantly increase the risk of heat-related illnesses, especially for those who work or engage in outdoor activities,” the National Meteorological Agency warned. “The heat can also cause some roads to bend.” SUMMER 2022 BEGINS: The first day of summer and a solstice is all Tuesday The meteorological service warned of storms on Tuesday that could bring catastrophic winds and heavy hail. Tuesday will not give a break in Chicago. The Windy City will welcome the summer with a high temperature forecast of 98 degrees. St. Louis was predicted to reach 99 degrees and Milwaukee is facing 97 degrees and a heat index that could reach 105. All of this was followed by days of intense heat that broke records throughout the region – the Grand Forks in North Dakota reached 100 degrees, breaking the record of high temperatures of Sunday ’96 in 1995. Blame it on the “heat dome” that will trap heat in the southern central US this week, AccuWeather said. The same bubble of intense heat is expected to slip into the Mississippi Delta region by the end of the week. Gulf Coast cities, such as New Orleans, could rise 5 to 10 degrees Celsius in high temperatures. The record highs of 101 in 2009 and 97 in 2016 could be challenged on Friday and Saturday, AccuWeather said. “As temperatures and humidity levels drop slightly over the weekend in parts of the Midwest, more dangerous temperatures and humidity will return by next weekend,” said AccuWeather’s senior meteorologist Dean DeVore. On the east coast, temperatures will rise in the coming days after extremely low temperatures over the weekend – the Canaan Valley in West Virginia reached 25 degrees on Sunday morning, AccuWeather reported. Waverly, New York, checked in at 32 points. CAR TEMPERATURES: Heat canopy spreads It would not be summer in the East without humidity, and after a break of several days, he returns. “While cities like Baltimore, Philadelphia and New York will get warmer to start the week, the most notable change in the weather by mid-week will be rising humidity,” said AccuWeather, a senior meteorologist. , Dan Pydynowski. Parts of Europe are also experiencing extreme heat. Spain has been alerted to heavy forest fires as the country experiences record temperatures in June. Thermometers have risen above 104 degrees Fahrenheit in many Spanish cities throughout the week. Contribution: The Associated Press PHOTOS: A historic heat wave hit millions this week STAY COLD: As the heat wave affects millions, see how to stay safe