A London, Ont., researcher deploying advanced technology used to detect tornadoes believes a twister likely touched down near Harrow late Tuesday, and he’s hoping someone in the area can confirm ...

David Sills, director of the Northern Tornadoes Project, says a storm survey team will visit the area of Perth, Ont., southwest of Ottawa, likely on Saturday.

That product is the correlation coefficient. Billy from Clinton, Iowa, asks how this Doppler radar product helps us detect tornadoes. Let's dig in!

PERTH, ONTARIO, CANADA – A team of researchers from Western University is heading to an area near Ottawa to document the damage caused by a tornado that touched down there earlier this week. Dav ...