[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 290243
SWOMCD
SPC MCD 290242
KYZ000-TNZ000-GAZ000-INZ000-ALZ000-290345-

MESOSCALE DISCUSSION 0324
NWS STORM PREDICTION CENTER NORMAN OK
0942 PM CDT SAT MAR 28 2009

AREAS AFFECTED...CNTRL KY...ERN TN...NERN AL...NWRN GA

CONCERNING...TORNADO WATCH 93...94...

VALID 290242Z - 290345Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 93...94...CONTINUES.

THE THREAT CONTINUES FOR MUCH OF WW0093 AND WW0094. ALTHOUGH A
GENERAL WEAKENING TREND IS NOTED...A THREAT OF ISOLD
TORNADOES...LARGE HAIL...AND DMGG WIND WILL CONTINUE FOR THE NEXT
HOUR OR TWO. ADDITIONAL WATCHES ARE NOT ANTICIPATED DOWNSTREAM OF
THE CURRENT CONVECTION.

02Z SURFACE ANALYSIS PLACES A 991 MB LOW ROUGHLY OVER SRN IN...WITH
A COLD FRONT EXTENDING SWD INTO CNTRL KY...ERN TN AND AL. A WARM
FRONT EXTENDS EWD ALONG THE KY/OH BORDER...SEWD INTO WRN NC..THEN
ENEWD TO THE COAST. IN GENERAL A WEAKENING TREND HAS BEEN OBSERVED
AS DAYTIME HEATING HAS CEASED AND THE STORMS MOVE INTO COOLER AND
MORE STABLE AIRMASS...REFLECTED IN BOTH SURFACE TEMPERATURE READINGS
IN THE 60S/DEW POINTS IN THE LOWER 50S...AND 00Z SOUNDINGS TAKEN
DOWNSTREAM. HOWEVER...STRONG JET DYNAMICS...FORCING ALONG THE
FRONT...AND MORE THAN SUFFICIENT DEEP LAYER SHEAR WILL ALLOW A BRIEF
WINDOW FOR SEVERE STORMS TO CONTINUE IN A WEAKLY UNSTABLE
ENVIRONMENT BEFORE THE THREAT GRADUALLY DIMINISHES.

..HURLBUT.. 03/29/2009

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

ATTN...WFO...MRX...JKL...FFC...ILN...LMK...OHX...BMX...HUN...

LAT...LON   33178499 33218609 36028551 38808579 38628458 36888413
            34198453 33178499



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