[MCD] SWOMCD

Tue May 9 23:35:06 UTC 2006

ACUS11 KWNS 092333
SWOMCD
SPC MCD 092333 
ALZ000-MSZ000-100030-

MESOSCALE DISCUSSION 0815
NWS STORM PREDICTION CENTER NORMAN OK
0633 PM CDT TUE MAY 09 2006

AREAS AFFECTED...CNTRL MS INTO SRN AL

CONCERNING...SEVERE THUNDERSTORM WATCH 317...319...

VALID 092333Z - 100030Z

...LINGERING SEVERE THREAT EXISTS ACROSS PORTIONS OF CNTRL MS WITH
TORNADO THREAT WITH ANY DISCRETE CELLS...

WATCH 317 IS SCHEDULED TO EXPIRE AT 00Z...BUT CYCLIC SUPERCELL NOW
OVER SMITH COUNTY WILL STILL POSE A THREAT BEYOND THAT TIME.
PORTIONS OF THE WATCH MAY NEED TO BE LOCALLY EXTENDED TO ACCOUNT FOR
THE ONGOING RISK. OTHER STORMS FROM WINSTON CO SWD TO CLARKE CO WILL
BE MOVING INTO AL...AND WATCH 319. 

IMPULSE ACROSS SE MS IS NOTED IN WV LOOPS AND THIS IS ENHANCING
LARGE SCALE ASCENT ACROSS MS/AL...AND IMPROVING DEEP LAYER SHEAR.
RECENT RADAR DATA FROM MOBILE AL SUGGEST HISTORY OF MESOCYCLONE
SIGNATURES WITH DISCRETE CELLS NOW ABOUT 40 ESE OF JACKSON MS AND
STORMS NOW OVER CHOCTAW AND CLARKE COUNTIES IN SRN AL. VAD WIND DATA
FROM MOBILE INDICATES ABOUT 25 KT LOW LEVEL SHEAR...WITH WIND LAYER
PROFILES FAVORABLE FOR SUPERCELLS WITH A TORNADO THREAT. OTHER
THREATS INCLUDE LARGE HAIL AND DAMAGING WIND GUSTS.

..TAYLOR.. 05/09/2006

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

ATTN...WFO...TAE...BMX...MOB...JAN...

31138658 30978860 31729019 32669014 32898976 33008879
32838656 32598588 31888520 31298548 

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