Sunday, June 5, 2011

MESO: Mesoscale Discussion 1101

ACUS11 KWNS 051956
SWOMCD
SPC MCD 051955
TNZ000-KYZ000-052100-

MESOSCALE DISCUSSION 1101
NWS STORM PREDICTION CENTER NORMAN OK
0255 PM CDT SUN JUN 05 2011

AREAS AFFECTED...MIDDLE TN INTO NRN AL

CONCERNING...SEVERE THUNDERSTORM WATCH 430...

VALID 051955Z - 052100Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 430
CONTINUES.

WELL DEFINED OUTFLOW FROM LONGER LIVED MCS IS SPREADING SWD AT
ROUGHLY 25KT THROUGH MIDDLE TN...ABOUT 10-15 MI AHEAD OF CONVECTIVE
PRECIP. GIVEN THIS SPEED IT APPEARS A NLY WIND SHIFT WILL SPREAD
INTO NRN AL AROUND 2130Z. THUNDERSTORMS ARE TRYING TO BUILD ALONG
THIS FOCUSED ZONE OF LOW LEVEL CONVERGENCE WITH SCATTERED PRE-MCS
ACTIVITY NOTED ACROSS MUCH OF HUN CWA. AT THIS TIME THE GREATER
CONCENTRATION OF STORMS MAY ACTUALLY SPREAD SEWD ACROSS MIDDLE INTO
SERN TN AS FORCING APPEARS TO BE SOMEWHAT ENHANCED ACROSS THIS
REGION AHEAD OF ORGANIZING MCV EMBEDDED WITHIN TRAILING PRECIP NEAR
THE KY/TN BORDER INVOF JACKSON COUNTY.

..DARROW.. 06/05/2011

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

ATTN...WFO...MRX...LMK...OHX...HUN...PAH...MEG...

LAT...LON 37098818 37098547 35058536 35048801 37098818

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