Severe thunderstorms and an extreme heat wave are threatening millions of Americans this week. Learn more in our latest EarthFromOrbit video:
, bringing more dangerous triple-digit temperatures to the region. At the same time, many others were affected by numerous thunderstorms and some tornadoes within the Plains and central U.S. NOAA satellites and forecasting models have been monitoring the record-breaking temperatures, which are being brought on by what is called a “heat dome,” in addition to the severe weather.
Temperatures across the south from Arizona into Texas have remained in the triple digits and began to spread northward into the central Plains and Missouri Valley on Wednesday. Many heat records across Texas have already been broken. Additionally, due to the heat island effect, temperatures in cities are generally higher than surrounding rural areas, since dense concentrations of pavement, buildings, and other types of hard surfaces tend to absorb and retain more heat.
To the north of the heat dome, strong to severe storms have been developing and are expected to continue to do so thanks to the combination of hot temperatures and an approaching cold front.
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