this is taken by tracy yanez from our affiliate ksat. this is hail in her backyard. hail here doesn't look like it's falling. it really looks like it's being thrown into that l pooh. very dangerous and destructive. this storm ripped through the san antonio area and knocked out trees and caused some power outages. amazing video from texas. more storms, though, are brewing for this mother's day weekend, unfortunately, let's get to karen now in the cnn weather center with today's forecast. one, unbelievable what's happening in texas or what happened in texas. we're expecting some colder air. >> we've got colder air that's already in place. you won't believe how this is going to change as we go into the middle of the work week. still did see some very powerful storms even at this hour in the coastal sections of louisiana and texas. big thunderstorms firing up here, so much so they have seen localized flooding in places like beaumont and port arthur, extending towards brownsville and kingsville. this is an area that's seen such drought conditions over the last several yea