[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 040829
SWOMCD
SPC MCD 040828 
OKZ000-TXZ000-040900-

MESOSCALE DISCUSSION 1635
NWS STORM PREDICTION CENTER NORMAN OK
0328 AM CDT MON JUL 04 2005

AREAS AFFECTED...WRN INTO PARTS OF CENTRAL OK AND FAR ERN TX
PANHANDLE

CONCERNING...SEVERE THUNDERSTORM WATCH 593...

VALID 040828Z - 040900Z

WW 593 WILL BE ALLOWED TO EXPIRE AT 09Z.

ISOLATED STRONG TO SEVERE STORMS WILL CONTINUE TO DEVELOP ACROSS WRN
OK WITH A THREAT FOR A FEW STRONG WIND GUSTS AND HAIL. ISOLATED
THREAT SUGGESTS A NEW WW SHOULD NOT BE REQUIRED.

REGIONAL RADARS INDICATED THE BOW ECHO EXTENDED FROM NERN OK SWWD TO
FAR SERN MCCLAIN COUNTY IN CENTRAL OK...WITH THE OUTFLOW THEN
TRAILING WSWWD INTO SWRN OK NEAR LTS AND THEN ACROSS THE SRN TX
PANHANDLE.  STRONGEST INFLOW OF MOIST/UNSTABLE AIR MASS IS INTO ERN/
SERN OK SUGGESTING STRONGEST ACTIVITY WILL BE IN WW 595 THE NEXT
SEVERAL HOURS. NEW THUNDERSTORMS WILL CONTINUE TO DEVELOP IN THE
VALID PORTION OF WW 593 AND ARE EXPECTED TO PERSIST INTO THE EARLY
MORNING AS A 45 KT SWLY LLJ NOSES INTO WRN/CENTRAL OK SUPPORTING
STRONG ISENTROPIC ASCENT/WAA ATOP COLD POOL IN THE WAKE OF THE BOW.
EFFECTIVE DEEP LAYER SHEAR WILL CONTINUE TO RESULT IN ORGANIZED
STORMS...BUT WEAKER AVAILABLE INSTABILITY SHOULD LIMIT THE COVERAGE
OF ANY SEVERE THREAT.

..PETERS.. 07/04/2005

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

ATTN...WFO...TSA...OUN...AMA...

35280076 36460028 36849944 36389660 35509752 34759864 

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