[MCD] SWOMCD

Thu Jul 13 19:54:31 UTC 2006

ACUS11 KWNS 131953
SWOMCD
SPC MCD 131953 
MOZ000-IAZ000-KSZ000-NEZ000-132100-

MESOSCALE DISCUSSION 1501
NWS STORM PREDICTION CENTER NORMAN OK
0253 PM CDT THU JUL 13 2006

AREAS AFFECTED...SERN NEB...WRN AND CNTRL IA...NRN MO AND NERN KS

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 131953Z - 132100Z

THUNDERSTORMS ARE EXPECTED TO DEVELOP SEWD THROUGH THE REMAINDER OF
SERN NEB...NERN KS...WRN AND CNTRL IA AND NRN MO THIS AFTERNOON AND
INTO THE EVENING. THE STRONGER STORMS WILL BE CAPABLE OF PRODUCING
DAMAGING WIND AND LARGE HAIL. A WW WILL LIKELY BE NEEDED FOR THIS
AREA WITHIN AN HOUR OR SO.

CLUSTERS OF STORMS CONTINUE FROM ERN NEB NEWD THROUGH NWRN IA. THE
ATMOSPHERE SE OF THIS ACTIVITY HAS BECOME VERY UNSTABLE WITH STEEP
LAPSE RATES AND MLCAPE AROUND 4000 J/KG. THE 18Z SOUNDING DATA SHOW
THE CAP HAS WEAKENED SUFFICIENTLY FOR STORMS TO BEGIN TO FORWARD
PROPAGATE SEWD ALONG LEADING CONVECTIVE OUTFLOW. STORMS WILL LIKELY
GROW UPSCALE INTO AN MCS AS THEY DEVELOP SEWD. ORGANIZED STORM
STRUCTURES INCLUDING BOW ECHOES AS WELL AS SOME SUPERCELLS WILL BE
POSSIBLE.

..DIAL.. 07/13/2006

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

ATTN...WFO...LSX...DVN...DMX...EAX...OAX...TOP...

39699219 39349505 40779661 41459573 42349509 42059341
40519184 

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