.....90s in Iowa to 30s in less than 24-hours as the unprecedented "heat dome" was replaced by cold "polar vortex" Canadian Arctic origin air.
— Ryan Maue (@RyanMaue) March 23, 2026
Temperatures earlier on Sunday at 6 pm CT were 53°F colder than Saturday at 6 PM CT
This is unbelievable "climate whiplash" in Iowa. pic.twitter.com/axTKl0C4JA