[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 212051
SWOMCD
SPC MCD 212050 
MOZ000-NEZ000-IAZ000-SDZ000-212145-

MESOSCALE DISCUSSION 0954
NWS STORM PREDICTION CENTER NORMAN OK
0350 PM CDT SAT MAY 21 2005

AREAS AFFECTED...ERN NEB

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 212050Z - 212145Z

WW WILL LIKELY BE REQUIRED ONCE CU FIELD OVER ERN NEB SHOWS SIGNS OF
UPWARD VERTICAL DEVELOPMENT.

CAP STRENGTH BEING MONITORED ACROSS ERN NEB WHERE AIR MASS CONTINUED
TO DESTABILIZE THIS AFTERNOON WITH MLCAPE VALUES UP TO 2000 J/KG
WITHIN NARROW INSTABILITY AXIS.  ONCE STORMS DEVELOP...SUPERCELLS
WILL BE LIKELY GIVEN 40-50 KT DEEP LAYER SHEAR VECTORS ORIENTED
NEARLY PERPENDICULAR TO THE SURFACE BOUNDARIES.

..PETERS.. 05/21/2005

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

ATTN...WFO...EAX...FSD...OAX...GID...LBF...

40439792 42729833 42829747 42629659 40099555 40169786 

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