[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 012244
SWOMCD
SPC MCD 012243
INZ000-KYZ000-ILZ000-TNZ000-MOZ000-ARZ000-MSZ000-020015-

MESOSCALE DISCUSSION 1854
NWS STORM PREDICTION CENTER NORMAN OK
0543 PM CDT SAT SEP 01 2012

AREAS AFFECTED...CNTRL THROUGH NERN AR...SERN MO...SRN IL...EXTREME
WRN KY AND WRN TN

CONCERNING...TORNADO WATCH 603...605...

VALID 012243Z - 020015Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 603...605...CONTINUES.

SUMMARY...THE GREATEST THREAT FOR ISOLATED TORNADOES THROUGH 00Z OR
01Z WILL PERSIST FROM NERN AR...SE MO...SRN IL...EXTREME WRN KY AND
WRN TN. ISOLATED DAMAGING WIND MAY ALSO ACCOMPANY THE STRONGER
STORMS.

DISCUSSION...EARLY THIS EVENING...NUMEROUS STORMS INCLUDING DISCRETE
SUPERCELLS AND LINE SEGMENTS CONTINUE DEVELOPING ALONG LOW LEVEL
CONVERGENCE BANDS FROM SRN IL THROUGH SERN MO...NERN AND CNTRL AR. A
40 KT SWLY LLJ WILL PERSIST IN THIS REGION ALONG SERN FLANK OF THE
CIRCULATION FROM ISAAC. THE LLJ MAY STRENGTHEN THIS EVENING IN
RESPONSE TO VORT MAX PIVOTING SEWD THROUGH SRN MO. COLLOCATION OF
STRONGER LOW LEVEL WINDS WITH THE AXIS OF MODERATE /1500-2000 J/KG
MLCAPE/ ALONG WITH A FEW DISCRETE STORM MODES WILL MAINTAIN A THREAT
FOR TORNADOES INTO THE EVENING...WITH THREAT AREA SHIFTING EWD WITH
TIME. FARTHER SW TOWARD CNTRL AR LOW LEVEL WINDS ARE MORE VEERED
RESULTING IN SMALLER HODOGRAPHS AND SUGGESTING PRIMARY THREAT IN
THIS REGION SHOULD BE DAMAGING WIND...BUT A COUPLE OF TORNADOES
CANNOT BE RULED OUT.

..DIAL.. 09/01/2012

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

ATTN...WFO...PAH...MEG...LZK...

LAT...LON   35029001 34159240 34529342 35349167 35909085 37228958
            38598836 37808802 35029001

WWWW
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