Tornado warning ends for parts of Niagara as rain, thunderstorms blanket region. ctvnews.caTornado warning ends for parts of Niagara as rain, thunderstorms blanket region ctvnews.caTornado warning followed by heavy rain in Niagara Niagara Falls ReviewNiagara residents prepare for flooding as tornado warnings sweep the region CHCHTornado warning issued for part of southern Ontario INsauga
