[MCD] SWOMCD

Wed Sep 28 20:01:34 UTC 2005

ACUS11 KWNS 282000
SWOMCD
SPC MCD 281959 
ARZ000-MOZ000-OKZ000-KSZ000-282100-

MESOSCALE DISCUSSION 2289
NWS STORM PREDICTION CENTER NORMAN OK
0259 PM CDT WED SEP 28 2005

AREAS AFFECTED...ERN OK/SWRN MO AND WRN AR

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 281959Z - 282100Z

THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE THROUGH THE
AFTERNOON AS PRE-FRONTAL TROUGH AND COLD FRONT CONTINUE TO SURGE TO
THE SSE.  AREA BEING MONITORED FOR POTENTIAL WW.

VISIBLE/RADAR IMAGERY SHOWED TCU/CBS DEVELOPING FROM CENTRAL OK NEWD
INTO NERN OK/SWRN MO AS THE PRE-FRONTAL TROUGH/COLD FRONT MOVE SSEWD
INTO THE VERY UNSTABLE AIR MASS.  EFFECTIVE DEEP LAYER SHEAR IS
SUFFICIENT FOR ORGANIZED STORMS WHEN COMBINED WITH MUCAPE VALUES
RANGING FROM 2000-4000 J/KG.  GIVEN THESE KINEMATIC/THERMODYNAMIC
FIELDS...ADDITIONAL STORMS WILL CONTINUE TO DEVELOP ALONG AND IN THE
POST-FRONTAL ENVIRONMENTS OF THESE BOUNDARIES. STRONG WIND GUSTS
AND MARGINALLY SEVERE HAIL WILL BE THE PRIMARY THREATS.

..PETERS.. 09/28/2005

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

ATTN...WFO...LZK...SGF...SHV...TSA...ICT...OUN...

34909698 35799614 36759549 37229504 37849404 38259316
37819237 35949215 34919318 34489434 34159534 34169680 

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