[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 221604
SWOMCD
SPC MCD 221603 
INZ000-ILZ000-221700-

MESOSCALE DISCUSSION 0818
NWS STORM PREDICTION CENTER NORMAN OK
1103 AM CDT SAT MAY 22 2004

AREAS AFFECTED...NRN/CNTRL IL...NWRN IND

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 221603Z - 221700Z

...SEVERE THUNDERSTORMS SHOULD DEVELOP ACROSS PORTIONS OF IL AND IND
BY EARLY AFTERNOON.  WW WILL LIKELY BE ISSUED SHORTLY..

REMNANTS OF EARLY MORNING MCS ARE PROGRESSING EWD AT ROUGHLY 30-35KT
INTO WRN IL.  THIS ACTIVITY DID NOT DISSIPATE COMPLETELY...AND AS OF
THE LAST HOUR THE LEADING EDGE APPEARS TO BE INCREASING IN
INTENSITY.  STRONG BOUNDARY LAYER HEATING ACROSS IL INTO IND IS
STEEPENING LAPSE RATES BENEATH SUFFICIENT DEEP LAYER SHEAR FOR
SEVERE MULTI-CELL CLUSTERS...OR PERHAPS ISOLATED SUPERCELLS IF
CONVECTION CAN DEVELOP AHEAD OF REJUVENATING MCS.

..DARROW.. 05/22/2004

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...IWX...IND...LOT...ILX...DVN...

39989040 41538917 41688591 40718619 40278780 

WWWW