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Mesoscale Discussion 92

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SPC MESOSCALE DISCUSSION #0092 FOR CENTRAL/NERN IL INTO NWRN IND
CONCERNING...SEVERE THUNDERSTORM POTENTIAL...

VALID 091449Z - 091700Z

WW MAY BE ISSUED SHORTLY OVER THIS REGION.

NEW FINE LINE APPEARS TO BE TAKING SHAPE ACROSS LOGAN/ MCLEAN/
WOODFORD COUNTIES...WITH AN ORIENTATION BECOMING MORE PERPENDICULAR
TO THE MEAN FLOW ALOFT.  THIS PORTION OF SQUALL LINE IS RACING NEWD
AT 50-60 KT AND SHOULD MOVE ACROSS NERN IL AND NWRN IND OVER THE
NEXT COUPLE OF HOURS...WHERE STRONGEST PRESSURE FALLS ARE
PERSISTING.

BOW ECHO WHICH EARLIER MOVED ACROSS THE STL AREA HAS LOST ITS PUSH
NEWD AND IS NOW BECOMING ORIENTED MORE PARALLEL TO THE FLOW ALOFT. 
THIS SHOULD DIMINISH SEVERE WIND THREAT WITH THIS ACTIVITY OVER THE
NEXT HOUR.

..EVANS.. 02/09/01

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