SWOMCD
SPC MCD 102006
KYZ000-INZ000-TNZ000-102100-
MESOSCALE DISCUSSION 0434
NWS STORM PREDICTION CENTER NORMAN OK
0306 PM CDT FRI APR 10 2009
AREAS AFFECTED...SRN IND INTO CNTRL KY
CONCERNING...TORNADO WATCH 131...
VALID 102006Z - 102100Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 131 CONTINUES.
THROUGH 21Z...THE GREATEST SEVERE WEATHER THREAT WILL REMAIN OVER
ERN PORTIONS OF WW AREA. OTHERWISE...EXPECT SEVERE WEATHER
POTENTIAL TO DIMINISH WITH TIME FROM W-E ACROSS WW AREA.
AS OF 1955Z...REGIONAL RADAR IMAGERY INDICATED THE MOST INTENSE
STORMS BEGINNING TO MOVE/DEVELOP INTO WW 133 OVER ERN KY AS
REFERENCED IN MCD 433. FARTHER W...AN ISOLATED STRONG/SEVERE STORM
IS PRESENT ALONG COLD FRONT OVER GRAYSON CO KY WITHIN ZONE OF DEEP
ASCENT AHEAD OF MID/UPPER-LEVEL LOW. HOWEVER...IMMEDIATE INFLOW AIR
MASS HAS COOLED/STABILIZED DUE TO OUTFLOW EFFECTS OF DOWNSTREAM
STORMS. WHILE LOCALLY STRONG WIND GUSTS AND PERHAPS SOME HAIL
REMAIN POSSIBLE WITH ANY ADDITIONAL STORMS DEVELOPING ALONG
FRONT...THE INCREASING STABILITY IN THE BOUNDARY LAYER COUPLED WITH
WEAKENING VERTICAL SHEAR WITH THE APPROACH OF THE CLOSED MIDLEVEL
SYSTEM SUGGEST THAT OVERALL SEVERE THREAT IS DECREASING FROM W-E
WITH TIME.
..MEAD.. 04/10/2009
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...LMK...OHX...
LAT...LON 36678630 37048625 37428635 37728664 38138666 38378637
38418574 38238520 37668503 37108526 36798544 36628579
36678630
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