[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 122033
SWOMCD
SPC MCD 122033 
ILZ000-IAZ000-122200-

MESOSCALE DISCUSSION 0260
NWS STORM PREDICTION CENTER NORMAN OK
0233 PM CST SUN MAR 12 2006

AREAS AFFECTED...SOUTHEAST IA INTO NORTHERN IL

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 122033Z - 122200Z

ISOLATED SEVERE THREAT MAY DEVELOP INTO NORTHERN IL OVER THE NEXT
FEW HOURS...WITH A PRIMARY HAZARD OF POTENTIALLY SEVERE HAIL THROUGH
THE AFTERNOON. ALTHOUGH NOT CURRENTLY ANTICIPATED...WILL CONTINUE TO
MONITOR FOR A POSSIBLE WATCH FROM SOUTHERN IA INTO NORTHERN IL.

STRONG/OCCASIONALLY SEVERE STORMS-- WITH PRIOR HISTORY OF HAIL AND
STRONG WINDS -- CONTINUES TO MOVE ENE ACROSS SOUTHEAST IA /SOUTHWEST
OF THE QUAD CITIES/ AS OF 2030Z. ADDITIONAL DEVELOPMENT HAS ALSO
RECENTLY OCCURRED NEAR THE MISSISSIPPI RIVER. WHILE BOUNDARY LAYER
REMAINS COOL/WELL STABILIZED ACROSS NORTHERN IL NORTH OF WARM
FRONT...INCREASINGLY UNSTABLE ELEVATED AIRMASS WILL CONTINUE TO
ADVECT TOWARD THE REGION...WITH MODEST LAPSE RATES/MARGINAL ELEVATED
INSTABILITY SUPPORTING HAIL POTENTIAL. WILL CONTINUE TO MONITOR
TRENDS...BUT A GREATER SEVERE THREAT WILL LIKELY EXIST LATER THIS
EVENING.

..GUYER.. 03/12/2006

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

ATTN...WFO...LOT...ILX...DVN...

40849186 41329210 42139125 42158906 42128867 42028841
41538826 41158833 40948961 40799097 

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