CHASECAM

Severe Studios

Saturday, February 26, 2011

Another Bout of Severe Weather Likely for the Southern Plains/Dixie Alley

Another strong system is moving into the Southern Plains and bringing 
with it chances for severe weather, including damaging winds, large 
hail, and strong tornadoes. There will also be a threat for extreme 
fire danger in the Texas Panhandle region into West Oklahoma behind 
the dryline.
 
  The main question remains the timing of this event. The warm sector 
will remain capped throughout much of the day; however it appears that
a corridor of CAPE values around 1000-1250 j/kg may be sufficient to 
break the cap before sundown. In this event, there is a threat for 
isolated tornadoes and very large hail, especially on storms that form 
early, as they will likely remain isolated until a short time after 
sundown. The system is then expected to expand in coverage and likely 
quickly evolve into a QLCS type system,much like Thursday night's event. 
There will then be a threat for mostly widespread damaging winds, however 
a tornado threat should exist well into the night with any semi-discrete 
or embedded supercells in the line. This could once again be a very 
dangerous evening/night for parts of the Southern Plains and Mid-
Mississippi River Valley into Dixie Alley.
 
 
 

 
 
 

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