What is a heat dome? An atmospheric scientist explains the weather phenomenon baking large parts of the country
- Written by William Gallus, Professor of Atmospheric Science, Iowa State University
The first day of summer 2022 brought soaring temperatures across a large part of the United States.National Weather ServiceA heat dome occurs when a persistent region of high pressure traps heat over an area. The heat dome can stretch over several states and linger for days to weeks, leaving the people, crops and animals below to suffer through...











