TornadoVideos.net

Posted At: May 20, 2008 @ 2:31 AM

Posted By: Reed Timmer

A massive trough will amplify over the Northeast Pacific Ocean tonight, and is forecast to intensify and park over the Western U.S. by Thursday of this week.  Land spout-type tornadoes will be possible with high-based storms in Eastern CO and WY on Wednesday, with a much more significant severe weather episode on Thursday over Western Kansas.  If tonight's model runs verify, there would likely be an outbreak of strong tornadoes over Western into Central Kansas on Thursday.  There will also be severe weather chances through the weekend, but 6-7 days is a little far to even speculate.  The 500 mb forecast loop below tells the story...