[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 062324
SWOMCD
SPC MCD 062324 
IAZ000-MNZ000-SDZ000-070130-

MESOSCALE DISCUSSION 0749
NWS STORM PREDICTION CENTER NORMAN OK
0624 PM CDT FRI MAY 06 2005

AREAS AFFECTED...SE SD...NW IA...NE NEB...SW MN

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 062324Z - 070130Z

ISOLATED STRONG/SEVERE STORMS HAVE RECENTLY DEVELOPED SOUTH OF SIOUX
FALLS SD.  THIS APPEARS TO BE IN IMMEDIATE VICINITY OF SURFACE
FRONTAL ZONE...WHICH IS BECOMING QUASI-STATIONARY ACROSS THE MID
MISSOURI VALLEY.  UNCERTAINTY EXISTS CONCERNING LONGEVITY OF THIS
ACTIVITY...WITH ONSET OF SURFACE COOLING AND INCREASING INHIBITION
FOR SURFACE-BASED PARCELS BY 01-02Z.  NOCTURNAL STRENGTHENING/
VEERING OF CENTRAL PLAINS LOW-LEVEL JET SEEMS TO PROVIDE BETTER
POTENTIAL FOR MORE EXTENSIVE CONVECTIVE DEVELOPMENT JUST NORTH OF
FRONT. IF THIS OCCURS...IT MAY NOT BE UNTIL 03-06Z TIME FRAME.  IN
THE SHORT TERM....ISOLATED LARGE HAIL APPEARS PRIMARY SEVERE THREAT
IN WEAK TO MODERATELY SHEARED ENVIRONMENT WITH CAPE IN EXCESS OF
1000 J/KG.

..KERR.. 05/06/2005

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

ATTN...WFO...MPX...DMX...FSD...ABR...

44189846 44739774 44669667 44039479 43149402 42429409
42809611 43469783 

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