[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 110030
SWOMCD
SPC MCD 110030 
IAZ000-ILZ000-110230-

MESOSCALE DISCUSSION 0809
NWS STORM PREDICTION CENTER NORMAN OK
0730 PM CDT TUE MAY 10 2005

AREAS AFFECTED...PARTS OF CNTRL/ERN IA

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 110030Z - 110230Z

TRENDS ARE BEING MONITORED FOR ADDITIONAL WW...WHICH LIKELY WILL BE
NEEDED THIS EVENING.

INCREASE IN CONVECTIVE DEVELOPMENT ALONG QUASI-STATIONARY SURFACE
FRONT IS UNDERWAY ACROSS SOUTHERN NEBRASKA/SOUTHWEST IOWA.  BOUNDARY
EXTENDS JUST NORTH OF OMAHA THROUGH THE DES MOINES AREA...EASTWARD
INTO THE QUAD CITIES.  STRONG CONVERGENCE IS ALREADY EVIDENT ALONG
FRONTAL ZONE THROUGH THE INTERSTATE 80 CORRIDOR...AND CONVECTIVE
CLUSTER NOW EVOLVING ON NOSE OF VEERING LOW-LEVEL JET EAST OF OMAHA
MAY CONTINUE INTO AREAS NEAR/JUST NORTH OF DES MOINES AS EARLY AS
02-03Z.  MORE RAPID INCREASE IN THUNDERSTORM ACTIVITY EASTWARD
TOWARD THE QUAD CITIES IS EXPECTED THROUGH THE 03-06Z TIME FRAME. 
LARGE HAIL IS LIKELY...AND POTENTIAL FOR DAMAGING WINDS COULD
INCREASE AS MODERATE TO STRONG WIND FIELDS/SHEAR AIDS FORWARD
PROPAGATION/ORGANIZATION OF CONVECTIVE CLUSTERS.

..KERR.. 05/11/2005

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

ATTN...WFO...DVN...ARX...DMX...

42909420 43289301 43109191 42439071 41289090 41089174
41549325 41799410 

WWWW