The dangerous heat baking the southwestern United States will not relent its grip on the region through much of the week. This heat wave will challenge all-time records. “Surface temperatures will reach into the 110s F and even 120s F in some places across the region,” AccuWeather Meteorologist Jordan Root said. The high in Phoenix will reach near or hit the

120-degree Fahrenheit mark on Tuesday and/or Wednesday. The city typically experiences a high in the middle to upper 100s during the last half of June. “The highest temperature for any date at Phoenix is 122 set on June 26, 1990,” AccuWeather Senior Meteorologist Kristina Pydynowski said. Highs in the 100s will scorch the spine of California’s Central Valley. Even locations as far north as Salt Lake City will approach the century mark by midweek. READ MORE