[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 122354
SWOMCD
SPC MCD 122354 
OHZ000-MIZ000-INZ000-130130-

MESOSCALE DISCUSSION 0265
NWS STORM PREDICTION CENTER NORMAN OK
0554 PM CST SUN MAR 12 2006

AREAS AFFECTED...NORTHERN INDIANA/SOUTHWEST LOWER MI/FAR NORTHWEST
OH

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 122354Z - 130130Z

SEVERE THREAT APPEARS LIKELY TO INCREASE OVER THE NEXT SEVERAL HOURS
ACROSS NORTHERN INDIANA...AND PERHAPS SOUTHWEST LOWER MI AND FAR
NORTHWEST OH. WILL MONITOR CONVECTIVE TRENDS...A WATCH MAY BE NEEDED
IN THE NEXT ONE TO TWO HOURS. INITIAL PRIMARY HAZARD WOULD BE LARGE
HAIL.

STRONG/SEVERE STORM IN WILL COUNTY IL AS OF 2345Z SHOULD CONTINUE TO
MOVE EASTWARD INTO NORTHERN INDIANA IN VICINITY OF SUBTLE/REMNANT
BAROCLINIC ZONE EXTENDING WEST-EAST FROM NORTH CENTRAL IL INTO
NORTHERN INDIANA...WITH ADDITIONAL TSTM DEVELOPMENT ALSO ANTICIPATED
THROUGH THE EVENING. ALTHOUGH THE STORM HAS SHOW A RECENT WEAKENING
TREND AND SURFACE BASED/ELEVATED INSTABILITY IS MARGINAL EARLY THIS
EVENING...AN INCREASINGLY STRONG SOUTHWESTLY LOW LEVEL JET NOSING
INTO THE AREA WILL SUPPORT AN IMPRESSIVE MOISTURE TRANSPORT REGIME
AND AN INCREASINGLY UNSTABLE AIRMASS TONIGHT.

..GUYER.. 03/12/2006

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

ATTN...WFO...IWX...GRR...LOT...

41538707 42358615 42438498 41808458 40938499 40858508
40798576 40818654 41078708 

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