NASA tracks heat wave over US Southwest

Greenbelt MD (SPX) Jul 16, 2021

Just weeks after the Pacific Northwest endured record-shattering temperatures, another heat wave scorched the U.S. Southwest. This heat wave, which started around July 7, tied or broke several all-time records in California, Nevada, northern Arizona, and southern Utah. Two instruments - NASA's Atmospheric Infrared Sounder (AIRS) aboard the Aqua satellite, and the agency's ECOsystem Spacebo