This is the system that delivered tornadoes and large snow falls within a 24 hour period.

April 20, 2011
0500.13z
UNISYS Water Vapor Satellite of the USA (click title to entry for 12 hour loop - thank you)

The velocity of the wind crossing the nation has moved and condensed the 'system' and forced it to the east coast.  Right now there should be concern in Arkansas and Mississippi for turbulent weather and potential tornadoes.

April 20, 2011
1830.13z
UNISYS Water Vapor Satellite of USA.



National Weather Service, Little Rock, Arkansas (click here)

April 20, 2011
1815z
Infrared Satellite of USA

Where is the heat?  Where is the turbulence?