CNN The Situation Room May 31, 2013 21:06:00
To a city or town. that's the next step up from tornado warning. i think this added verbage is going to help people understand what is out there. >> chad, thanks very much. we'll stay in close touch with you. chad is in norman, oklahoma. our meteorologist samantha mohr is standing by at the cnn severe weather center tracking the storms not just oklahoma. i understand in missouri there are some actual tornadoes warnings right now. what is going on? >> well, missouri we've had the most activity so far today. but we do ek pekt that area to expand as the evening progresses and cool air moves in fr...