[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 301716
SWOMCD
SPC MCD 301715 
ARZ000-TXZ000-OKZ000-301845-

MESOSCALE DISCUSSION 0993
NWS STORM PREDICTION CENTER NORMAN OK
1215 PM CDT SUN MAY 30 2004

AREAS AFFECTED...SERN OK...EXTREME NERN TX...SWRN AR

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 301715Z - 301845Z

STORMS WILL CONTINUE TO FORM OVER SERN OK...SWRN AR...POSSIBLY
EXTREME NERN TX OVER THE NEXT FEW HOURS.  A WW WILL LIKELY BE
REQUIRED TO COVER REMAINDER OF AREA.

CAP IS ERODING OVER THE AREA WITH COOLING ALOFT.  AIR MASS IS
BECOMING EXTREMELY UNSTABLE WITH MLCAPES EXPECTED TO REACH 3500-4000
J/KG.  VERY HIGH BOUNDARY LAYER DEWPOINTS IN THE MID 70S AND STRONG
0-1 SRH VALUES AROUND 300 M2/S2 INDICATE POTENTIAL FOR TORNADOES.

..JEWELL.. 05/30/2004

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

ATTN...WFO...LZK...SHV...TSA...FWD...OUN...

33409410 33419677 34559612 34569367 34579273 33389308 

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