This is a very hot troposphere with multiple vortexes and more forming. The tornado is connected with a newly formed cortex. (click title for 12 hour loop)

April 3, 2012
Tornado hits Dallas County, heading toward city 


A tornado is reported on the ground in southeast Dallas county heading in the direction of the city.
WFAA-TV has been showing live video of the tornado gaining in size and speed as it churns toward the northeast.
Update at 2:23 p.m. ET: A tornado on the ground just south of downtown Dallas, WFAA TV reports.
Update at 2: 22 p.m. ET: WFAA reports that a "Code Black" has been issued at Parkland Hospital, which means keeping all patients awayfrom windows.

Below is the Water Vapor Satellite of the Infrared Satellite above (click here for 12 hour loop)

Below US Satellite (click here for 12 hour loop)

Below Enhanced Infrared Satellite of the Southern Plains (click here for 12 hour loop)

Below US Enhanced Infrared (click here for 12 hour loop)


I'd be prudently seeking the resolution between the three systems with conflicting boundaries over Nevada and California and then also conflicting boundaries at Iowa, Missouri, Illinois, Michigan and Ohio.

The Southern Plains vortex has the highest velocity with the highest degree of temperature changes.