SWOMCD
SPC MCD 232213
IAZ000-MNZ000-NEZ000-SDZ000-232315-
MESOSCALE DISCUSSION 1973
NWS STORM PREDICTION CENTER NORMAN OK
0513 PM CDT SAT OCT 23 2010
AREAS AFFECTED...NERN NEB...SERN SD...NWRN IA...SWRN MN
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 232213Z - 232315Z
CONVECTION IS FINALLY DEVELOPING WITHIN STEEP LOW LEVEL LAPSE RATE
ENVIRONMENT FROM NERN NEB INTO NWRN IA. THIS ACTIVITY APPEARS TO BE
DRIVEN PARTLY BY WEAK WARM ADVECTION WITHIN DIFFLUENT MID LEVEL FLOW
ALONG SW-NE ORIENTED WARM FRONT. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS SHOULD GRADUALLY INTENSIFY OVER THE NEXT HOUR OR SO
WITH NEWD MOVEMENT/DEVELOPMENT EXPECTED ALONG FRONTAL ZONE INTO SRN
MN. SHEAR PROFILES CERTAINLY SUPPORT STORM ORGANIZATION AND
SUPERCELLS ARE POSSIBLE. ALTHOUGH THE GREATEST THREAT SHOULD BE
HAIL A FEW TORNADOES COULD ALSO OCCUR. WW IS BEING CONSIDERED FOR
THIS REGION.
..DARROW.. 10/23/2010
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...MPX...DMX...FSD...OAX...
LAT...LON 42479742 43649746 44169638 44019405 42549373 41769624
42479742
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