A tornado touched down near Estevan on Thursday, causing structural damage but no injuries as severe storms swept across southern Saskatchewan.The tornado struck rural areas for nearly 30 minutes. Houses, sheds, and storage buildings were visibly damaged. Storm chasers captured dramatic footage..Power outages affected some rural communities when lines were hit during the storm.Environment Canada issued tornado warnings for areas near Saskatoon, Regina, and other southeast and east-central areas. .The warnings were part of a volatile weather system that produced rotating supercells across the province.The storms brought lightning, torrential rain, and strong winds. Hail up to six centimetres in diameter pelted the region. .Wind gusts reached speeds of 110 kilometres per hour.Weather officials are conducting damage surveys to confirm other possible tornado touchdowns. The severe weather threat significantly decreased by late evening as the system left the province.This tornado adds to an unusually active season in Saskatchewan. At least six tornadoes have been confirmed so far this year.Provincial authorities continue urging residents to take shelter immediately when tornado warnings are issued.