The National Weather Service says four tornadoes touched down in Pennsylvania on Saturday.<\/p>\n
Over the weekend, NWS used video evidence to confirm tornadoes in Derry Township, Westmoreland County and Summerville, Clarion County.<\/p>\n
PREVIOUS COVERAGE >>> NWS says 2 tornadoes touched down in Pennsylvania on Saturday<\/a><\/p>\n As of Monday, tornadoes in Latrobe, Westmoreland County, and Punxsutawney, Jefferson County, were also confirmed. This comes after the NWS spent the past two days surveying those areas.<\/p>\n Click here for photos from across the area.<\/a><\/p>\n The tornado in Summerville began in Strattanville, the NWS said. That storm was an EF1 and reached wind speeds of up to 90 mph.<\/p>\n All other tornadoes were EF0s. The Punxsutawney tornado reached speeds of up to 80 mph; the Latrobe tornado reached speeds of up to 75 mph; the Derry tornado reached speeds of up to 70 mph.<\/p>\n Channel 11’s Addison Albert was in Westmoreland County on Monday tracking damage caused by those storms. Click here to read more.<\/p>\n This is a developing story. Check back for updates as more information becomes available.<\/p>\n Download the FREE WPXI News app<\/a> for breaking news alerts.<\/p>\n Follow Channel 11 News on Facebook<\/a> and Twitter<\/a>. | Watch WPXI NOW<\/a><\/p>\n