[BNAWX] Severe Storm Outlook Narrative

EMWIN Server emwin at nashvilleweather.net
Mon May 23 19:48:11 CDT 2011


ACUS11 KWNS 240047
SWOMCD
SPC MCD 240047
KYZ000-TNZ000-ALZ000-MSZ000-240145-

MESOSCALE DISCUSSION 0912
NWS STORM PREDICTION CENTER NORMAN OK
0747 PM CDT MON MAY 23 2011

AREAS AFFECTED...PORTIONS OF WRN/CNTRL KY...WRN/MIDDLE TN

CONCERNING...SEVERE THUNDERSTORM WATCH 347...

VALID 240047Z - 240145Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 347
CONTINUES.

AT 0040Z...REGIONAL RADAR IMAGERY INDICATES QLCS CONTINUES TO MOVE
EWD AT AROUND 30-40 KT OVER PORTIONS OF WRN KY/TN. OBJECTIVE
ANALYSIS GUIDANCE AND 00Z BNA RAOB SHOWS MLCAPE VALUES RESIDING
AROUND 1500 J/KG DOWNSTREAM FROM THE QLCS...WITH EFFECTIVE BULK
SHEAR NEAR 50 KT. THIS MAY AID CONTINUED MCS MAINTENANCE FOR THE
NEXT FEW HRS...BEFORE BOUNDARY LAYER BEGINS TO COOL/STABILIZE DURING
THE NIGHT. IN THE SHORT TERM...THREAT FOR DAMAGING WINDS/LARGE HAIL
WILL CONTINUE. IN ADDITION...COUNTIES MAY NEED TO BE ADDED TO WW 347
DURING THE NEXT HR OR SO OVER PORTIONS OF CNTRL KY AND MIDDLE
TN...IF MCS CONTINUES TO MAINTAIN INTENSITY.

..GARNER.. 05/24/2011

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

ATTN...WFO...LMK...OHX...HUN...PAH...MEG...

LAT...LON   37288801 37748707 37768496 36088542 34948654 34998808
            34468816 34588931 34978926 35898822 36638782 37288801


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