NEW : Up to 13 tornadoes touched down in north Texas , the NWS says . Dallas Observer : ` ` We dodged a big one '' Hundreds of homes are damaged and hundreds of flights are canceled . Ominous clouds filled the skies , making it as dark as night . ` ` It was like ' The Wizard of Oz , ' ` ` , one witness .
NEW : Up to 13 tornadoes touched down in north Texas , the NWS says . Dallas Observer : ` ` We dodged a big one '' Hundreds of homes are damaged and hundreds of flights are canceled . ` ` It was like ' The Wizard of Oz , ' ` ` , one witness .