[BNAWX] Severe Storm Outlook Narrative

EMWIN Server emwin at nashvilleweather.net
Sat May 7 19:43:50 CDT 2016


ACUS11 KWNS 080043
SWOMCD
SPC MCD 080043
KYZ000-TNZ000-INZ000-ILZ000-080245-

MESOSCALE DISCUSSION 0552
NWS STORM PREDICTION CENTER NORMAN OK
0743 PM CDT SAT MAY 07 2016

AREAS AFFECTED...PARTS OF SOUTHERN ILLINOIS...SOUTHERN INDIANA...AND
NORTHERN/CENTRAL KENTUCKY

CONCERNING...SEVERE THUNDERSTORM WATCH 145...147...

VALID 080043Z - 080245Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
145...147...CONTINUES.

SUMMARY...A VERY ISOLATED SEVERE THREAT CONTINUES ACROSS SOUTHERN
ILLINOIS...WHILE A MORE SUBSTANTIAL SEVERE THREAT CONTINUES ACROSS
SOUTHERN INDIANA AND NORTHERN KENTUCKY.  WW 147 CONTINUES...

DISCUSSION...SOUTHEASTWARD-MOVING COMPLEX OF THUNDERSTORMS HAS
CONTINUED TO PRODUCE DAMAGING WINDS EXCEEDING 60 MPH IN SOUTHEASTERN
ILLINOIS AND SOUTHERN INDIANA OVER THE PAST COUPLE OF HOURS.  LATEST
OBJECTIVE ANALYSIS SUGGESTS THAT THESE STORMS ARE MOVING INTO AN
AXIS OF WEAK TO MODERATE INSTABILITY /AROUND 1000-1250 J/KG OF
INSTABILITY/ AND 40-50 KNOTS OF DEEP SHEAR...WHICH WILL FAVOR
COMPLEX ORGANIZATION AND AN ATTENDANT SEVERE THREAT.  LATEST
INDICATIONS ARE THAT THESE STORMS WILL THREATEN THE LOUISVILLE METRO
AREA DURING THE NEXT COUPLE OF HOURS...WITH DAMAGING WIND GUSTS
REMAINING THE PRIMARY THREAT.

FARTHER WEST...WEAKER ELEVATED CONVECTION HAS DEVELOPED...BUT
STRUGGLED TO MAINTAIN ORGANIZATION FROM NEAR WASHINGTON/JEFFERSON
COUNTIES IN ILLINOIS NORTHWEST TO NEAR LINCOLN COUNTY MISSOURI.  THE
STORMS ARE LESS INTENSE THAN ACTIVITY FARTHER EAST.  CONVECTIVE
TRENDS WILL CONTINUE TO BE MONITORED...BUT THE REMAINDER OF WW 145
CAN BE CANCELLED AT THIS TIME DUE TO THE LESSENED THREAT.

..COOK/CORFIDI.. 05/08/2016

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

ATTN...WFO...MRX...JKL...LMK...OHX...IND...PAH...ILX...LSX...

LAT...LON   37488808 37698858 38018908 38308932 38488939 38568934
            38608897 38618867 38748824 38898805 38998771 39018740
            39058698 38888635 38628577 38348494 38058447 37588422
            37188413 36788416 36558426 36538466 36688529 36778587
            36788653 37038726 37248772 37488808
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