[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 032152
SWOMCD
SPC MCD 032152 
IAZ000-MOZ000-KSZ000-NEZ000-032245-

MESOSCALE DISCUSSION 1860
NWS STORM PREDICTION CENTER NORMAN OK
0452 PM CDT TUE AUG 03 2004

AREAS AFFECTED...ERN/SERN NEB...SWRN IA...AND FAR NWRN MO

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 032152Z - 032245Z

THUNDERSTORM DEVELOPMENT IS EXPECTED THROUGH THIS EVENING ACROSS
ERN/SERN NEB. ACTIVITY WILL SPREAD EWD INTO SWRN IA/NWRN MO. TORNADO
WATCH WILL BE ISSUED SHORTLY.

BOUNDARY LAYER HAS BECOME EXTREMELY UNSTABLE ACROSS MUCH OF THE
DISCUSSION AREA WITH DEWPOINTS IN THE LOW TO MID 70S AND
TEMPERATURES IN THE 90S TO AROUND 100F. OUTFLOW BOUNDARY FROM
EARLIER STORMS HAS BECOME BETTER DEFINED WEST OF OMAHA...WITH EARLY
SIGNS OF SURFACE-BASED TSTM DEVELOPMENT OVER SERN COLFAX COUNTY NEB.
MLCAPE VALUES IN EXCESS OF 4000 J/KG AND SFC-6KM SHEAR AROUND 40KT
WILL SUPPORT SUPERCELLS THROUGH THIS EVENING...WITH THREAT FOR
TORNADOES...LARGE HAIL...AND DAMAGING WINDS.

..BANACOS.. 08/03/2004

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

ATTN...WFO...DMX...EAX...OAX...TOP...GID...

39939473 40009866 41949751 41819456 

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