When it comes to severe weather events like tornadoes and flash floods, what's the difference between a watch and warning, and which is worse?

Spring storm and severe weather season is here in Texas. It's that time of year when cold fronts move into Texas and override the warm moisture from the Gulf of Mexico. When these two air masses collide over East, North, Central, and South Texas and the weather conditions are just right, you better be prepared for the potential of severe weather.