Every week, the blog introduces you to a technical term from the American Meteorology Society’s “Glossary of Meteorology”. Welcome to #WxGeekSpeak!
Large wildfires can create their own weather. Watch the video above to see how clouds and lightning can develop.
Full definition of pyrocumulus: A cumulus cloud formed by a rising thermal from a fire, or enhanced by buoyant plume emissions from an industrial combustion process.