Event Brief
March heatwave breaks records across the US
Filed: Mar 21, 2026 at 1:04 PM ET
Summary: Scientists attribute the unprecedented heatwave to climate change effects.
WHO: Scientists
WHAT: Record-shattering heatwave
WHEN: Mar 21, 2026 at 11:59 AM ET
WHERE: USA
WHY: The heatwave is virtually impossible without climate change.
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
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