SWOMCD
SPC MCD 192130
KYZ000-TNZ000-ILZ000-MOZ000-192200-
MESOSCALE DISCUSSION 1300
NWS STORM PREDICTION CENTER NORMAN OK
0430 PM CDT SUN JUN 19 2011
AREAS AFFECTED...WRN/CNTRL KY...WRN/MIDDLE TN
CONCERNING...TORNADO WATCH 511...
VALID 192130Z - 192200Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 511 CONTINUES.
AN ISOLATED STRONG TO SEVERE TSTM HAS DEVELOPED UPSTREAM OF WW 511
ALONG THE CONFLUENCE OF THE MS/OH RIVERS. ALTHOUGH THIS HAS OCCURRED
IN THE WAKE OF A SHORT WAVE TROUGH OVER THE CNTRL OH VALLEY...AN
APPARENT WEAK IMPULSE MAY BE TRACKING ACROSS THE MID-MS/LOWER OH
VALLEY...SUPPORTING THIS RENEWED DEVELOPMENT. ADDITIONAL TCU REMAIN
NOTED EWD ALONG OUTFLOW BOUNDARY EXTENDING ALONG THE KY/TN BORDER.
GIVEN PRESENCE OF STRONG INSTABILITY S OF THE BOUNDARY AND
SUFFICIENT WLY MID-LEVEL FLOW FOR SUPERCELLS...A NEW WW OR
REPLACEMENT OF WW 511 MAY BE NEEDED SOON.
..GRAMS.. 06/19/2011
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...MRX...JKL...LMK...OHX...PAH...MEG...
LAT...LON 37038933 37408913 37288790 37138601 37068475 36638408
36168429 35988577 36328794 36748949 37038933
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