SWOMCD
SPC MCD 142304
OHZ000-WVZ000-KYZ000-INZ000-TNZ000-150030-
MESOSCALE DISCUSSION 1683
NWS STORM PREDICTION CENTER NORMAN OK
0604 PM CDT SAT AUG 14 2010
AREAS AFFECTED...CNTRL KY AND PARTS OF ADJACENT OH...TN
CONCERNING...SEVERE THUNDERSTORM WATCH 614...
VALID 142304Z - 150030Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 614
CONTINUES.
STRONG TO OCCASIONALLY SVR MULTICELL CLUSTERS AND LINE SEGMENTS WILL
BE POSSIBLE THROUGH EARLY EVENING ACROSS PORTIONS OF CNTRL KY AND
ADJACENT OH AND TN. WATCH CLEARANCE BEHIND THE PRIMARY LINE OF STORM
ACTIVITY /I.E. LEFT OF A LINE FROM 40 SSE OF PAH TO 45 S OF SDF TO
10 W OF LUK/ APPEARS REASONABLE ATTM.
AT 23Z...MULTICELL CLUSTERS AND LINE SEGMENTS OVER PORTIONS OF CNTRL
KY AND ADJACENT NRN TN/SRN OH CONTINUE TO PROPAGATE E-SE INTO AN AIR
MASS CHARACTERIZED BY HOT TEMPERATURES /UPPER 90S F/ AND VERY MOIST
SURFACE DEWPOINTS /LOW TO MID 70S F/...WHICH IS SUPPORTING STEEP
LOW-LEVEL LAPSE RATES AND MLCAPE VALUES AOA 2000 J/KG. UNTIL THIS
RESERVOIR OF INSTABILITY IS USED UP...THESE STORMS WILL CONTINUE TO
POSE A RISK OF STRONG TO POSSIBLY SVR DAMAGING DOWNBURST WINDS.
MEANWHILE...AIR MASS STABILIZATION IN THE WAKE OF ONGOING STORM
ACTIVITY SHOULD EFFECTIVELY END SVR WEATHER THREAT...ALLOWING LOCAL
WFO/S TO BEGIN CLEARING COUNTIES FROM WW 614.
..GARNER.. 08/14/2010
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...PBZ...RLX...CLE...JKL...ILN...LMK...OHX...PAH...
MEG...
LAT...LON 36568870 36788714 39178446 40298246 39078148 35308779
36568870
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