[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 272037
SWOMCD
SPC MCD 272037 
INZ000-ILZ000-MOZ000-272230-

MESOSCALE DISCUSSION 0946
NWS STORM PREDICTION CENTER NORMAN OK
0337 PM CDT THU MAY 27 2004

AREAS AFFECTED...NW...N CNTRL INTO E CNTRL MO

CONCERNING...SEVERE THUNDERSTORM WATCH 310...

VALID 272037Z - 272230Z

CONTINUE WW.  DOWNSTREAM AREAS ACROSS THE LOWER OHIO VALLEY ARE
BEING MONITORED FOR ADDITIONAL WW...WHICH COULD BECOME NECESSARY
WITHIN NEXT HOUR OR SO.

MESO HIGH IS ALREADY EVIDENT IN SURFACE ANALYSIS ACROSS SOUTH
CENTRAL IOWA AND NORTHWEST MISSOURI...AND SURFACE COLD POOL LIKELY
WILL CONTINUE TO EXPAND/STRENGTHEN NEXT FEW HOURS AS MESOSCALE
CONVECTIVE SYSTEM EVOLVES.  THIS ACTIVITY WILL DEVELOP SOUTHWARD
TOWARD THE INTERSTATE 70 CORRIDOR AND MERGE WITH NEWER CONVECTIVE
DEVELOPMENT VICINITY OF THE ST. LOUIS AREA.  AIDED BY INCREASINGLY
NORTHWESTERLY COMPONENT TO MID-LEVEL FLOW IN WAKE OF NORTHERN BRANCH
TROUGH SHIFTING INTO THE GREAT LAKES...CONVECTIVE CLUSTER AND MAIN
DAMAGING WIND THREAT APPEAR LIKELY TO SHIFT INTO THE ST. LOUIS AREA
BY AROUND 28/00Z.

..KERR.. 05/27/2004

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

ATTN...WFO...IND...PAH...ILX...LSX...SGF...EAX...

39889468 39789308 40169231 40139182 39599091 39278933
38938766 38318722 37758826 38009008 38439244 38729326
39249449 

WWWW