Strong to Violent tornadoes expected!!MESOSCALE DISCUSSION 0443
NWS STORM PREDICTION CENTER NORMAN OK
0748 AM CDT SAT MAY 01 2010
AREAS AFFECTED...PORTIONS AR...NRN MS...WRN TN...MO BOOT-HEEL.
CONCERNING...OUTLOOK UPGRADE
VALID 011248Z - 011345Z
VALID THIS AFTERNOON AND TONIGHT...FCST JUXTAPOSITION OF VERY RICH
LOW-LEVEL MOISTURE...VERTICAL SHEAR...BUOYANCY AND SUFFICIENT
LIFT...IS BOOSTING PROBABILITIES FOR BOTH MULTIPLE SUPERCELLS WITH
TORNADOES.
SOME OF THOSE TORNADOES CAN REACH STG-VIOLENT LEVELS.
ACCORDINGLY...CATEGORICAL HIGH RISK IS BEING INTRODUCED ACROSS THESE
AREAS WITH 13Z SPC DAY-1 OUTLOOK. FOR MORE DETAILS REFER TO OUTLOOK
DISCUSSION.
..EDWARDS.. 05/01/2010
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