Thursday, May 20, 2010

MESO: Mesoscale Discussion 0630

ACUS11 KWNS 200654
SWOMCD
SPC MCD 200654
ARZ000-TXZ000-OKZ000-200800-

MESOSCALE DISCUSSION 0630
NWS STORM PREDICTION CENTER NORMAN OK
0154 AM CDT THU MAY 20 2010

AREAS AFFECTED...SERN OK...WRN AR...NCNTRL TX

CONCERNING...SEVERE POTENTIAL...WATCH LIKELY

VALID 200654Z - 200800Z

LARGE MCS IS EXPECTED TO GRADUALLY SAG/DEVELOP SWD ACROSS SERN
OK/WRN AR TOWARD THE ARKLATEX. ALTHOUGH THE TORNADO THREAT APPEARS
TO HAVE DIMINISHED SIGNIFICANTLY...LARGE HAIL MAY ACCOMPANY THE
STRONGER ELEVATED UPDRAFTS. NEW WW WILL BE ISSUED SHORTLY.

..DARROW.. 05/20/2010

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

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

LAT...LON 35079684 35289328 34229315 33439469 33709749 35079684

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