240 
ACUS11 KWNS 092118
SWOMCD
SPC MCD 092117 
ILZ000-MOZ000-KSZ000-092145-

MESOSCALE DISCUSSION 0881
NWS STORM PREDICTION CENTER NORMAN OK
0417 PM CDT FRI MAY 09 2003

AREAS AFFECTED...NRN MO INTO CENTRAL-NRN IL

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 092117Z - 092145Z

WW WILL BE ISSUED SOON FOR PORTIONS OF SERN KS NEWD INTO CENTRAL-NRN
MO EWD INTO CENTRAL IL.

OBJECTIVE ANALYSES SHOW A VERY UNSTABLE AIR MASS EXTENDING FROM SERN
KS ENEWD INTO CENTRAL MO TO CENTRAL IL...WHICH IS ALONG AND SOUTH OF
A SURFACE BOUNDARY.  PARAMETERS ARE FAVORABLE FOR SUPERCELLS WITH
TORNADOES...LARGE HAIL AND DAMAGING WINDS.

..PETERS.. 05/09/2003

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

ATTN...WFO...ILX...LSX...SGF...EAX...TOP...ICT...

37129620 38969474 40149112 40398827 39338820 38249033
37289366