[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 111026
SWOMCD
SPC MCD 111025 
MOZ000-ARZ000-OKZ000-TXZ000-111130-

MESOSCALE DISCUSSION 0230
NWS STORM PREDICTION CENTER NORMAN OK
0425 AM CST SAT MAR 11 2006

AREAS AFFECTED...WRN AND CNTRL AR INTO SRN MO

CONCERNING...SEVERE THUNDERSTORM WATCH 59...

VALID 111025Z - 111130Z

WW 60 LIKELY BE ALLOWED TO EXPIRE AT 11Z.

DESPITE THE PRESENCE OF A MOIST AND MODERATELY UNSTABLE AIR MASS
ALONG AND S OF WARM FRONT LIFTING NWD THROUGH WW...TSTMS CONTINUE TO
WEAKEN EARLY THIS MORNING ACROSS PORTIONS OF CNTRL AR. PASSAGE OF
SHORTWAVE TROUGH TO THE NE OF AREA MAY...IN PART...BE CONTRIBUTING
TO THIS OBSERVED WEAKENING TREND...WITH STRONGER DEEP-LAYER FORCING
SHIFTING INTO THE MID MS VALLEY.  CURRENT INDICATIONS ARE THAT WW 60
WILL BE ALLOWED TO EXPIRE AT 11Z.

OF INTEREST IS ENHANCED ZONE OF MID OR HIGH-LEVEL CLOUDINESS WHICH
HAS RECENTLY DEVELOPED OVER SERN OK PER IR SATELLITE IMAGERY.  THERE
IS UNCERTAINTY AS TO WHETHER THIS IS AN ADVECTIVE FEATURE OR ONE
GENERATED VIA LOCALIZED ZONE OF ASCENT.  IT WILL CONTINUE TO BE
MONITORED.

..MEAD.. 03/11/2006

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

ATTN...WFO...PAH...MEG...LSX...LZK...SGF...SHV...TSA...FWD...

33879548 37289299 37259060 33839322 

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