[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 110443
SWOMCD
SPC MCD 110443 
MNZ000-IAZ000-NEZ000-SDZ000-110615-

MESOSCALE DISCUSSION 1182
NWS STORM PREDICTION CENTER NORMAN OK
1143 PM CDT THU JUN 10 2004

AREAS AFFECTED...E-CNTRL/SERN SD SWD INTO NERN/E-CNTRL NEB

CONCERNING...SEVERE THUNDERSTORM WATCH 431...

VALID 110443Z - 110615Z

GREATEST SEVERE WEATHER POTENTIAL REMAINS ACROSS ERN/SRN PORTIONS OF
WW AREA. 

AS OF 0425Z...REGIONAL RADAR MOSAIC INDICATED NEARLY SOLID
CONVECTIVE LINE FROM SPINK COUNTY SD SWD INTO KNOX COUNTY NEB MOVING
EWD AT 25-35KTS. WHILE OVERALL SYSTEM MOVEMENT IS NOT PARTICULARLY
FAST...LOCAL RADARS INDICATE SMALLER-SCALE EMBEDDED BOWS WHICH WILL
CONTINUE TO POSE A DAMAGING WIND THREAT. FARTHER S...MORE DISCRETE
SUPERCELL STRUCTURES WERE OBSERVED OVER GREELEY/HOWARD AND DAWSON
COUNTIES IN CNTRL/S-CNTRL NEB. 

LATEST MESOANALYSIS AND RUC PLAN VIEW FIELDS INDICATE THAT THE
GREATEST INSTABILITY CURRENTLY EXISTS S OF WARM FRONT WHICH EXTENDED
FROM INTERSECTION OF CONVECTIVE LINE N OF YKN ESEWD INTO CNTRL IA.
HERE...BOUNDARY-LAYER DEWPOINTS OF 65-70F ARE STILL CONTRIBUTING TO
MLCAPES OF 1000-1500 J/KG. ADDITIONALLY...PROFILER/VWP NETWORKS
INDICATE AXIS OF STRONGEST MID-LEVEL FLOW OF 40-50KTS FROM WRN KS
INTO CNTRL NEB. THUS...IT APPEARS THAT GREATEST THREAT OF DAMAGING
WINDS AND LARGE HAIL WILL EXIST FROM NERN INTO E-CNTRL NEB OVER THE
NEXT COUPLE OF HOURS WHERE THE BEST COMBINATION OF SHEAR AND
INSTABILITY CO-EXIST.

..MEAD.. 06/11/2004

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

ATTN...WFO...MPX...FSD...OAX...ABR...GID...LBF...UNR...

45010026 44999617 41119638 41140030 

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