[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 291407
SWOMCD
SPC MCD 291407
KYZ000-TNZ000-ILZ000-MOZ000-ARZ000-291500-

MESOSCALE DISCUSSION 0180
NWS STORM PREDICTION CENTER NORMAN OK
0807 AM CST WED FEB 29 2012

AREAS AFFECTED...NERN AR/PART OF WRN TN/FAR SERN MO AND WRN KY

CONCERNING...TORNADO WATCH 44...45...

VALID 291407Z - 291500Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 44...45...CONTINUES.

WW 44 WHICH IS SCHEDULED TO EXPIRE AT 15Z MAY NEED TO BE EXTENDED
LOCALLY IN TIME TO 16 OR 17Z.  AN ONGOING STRONG-SEVERE STORM OVER
FULTON COUNTY KY/OBION COUNTY TN IS TRACKING ENE AND WILL AFFECT THE
FAR SERN PART OF WW 44 BETWEEN 15-1630Z.

AT 14Z...REGIONAL RADAR IMAGERY/LIGHTNING DATA SHOWED THE WRN EXTENT
OF THE OVERNIGHT MCS EXTENDED FROM WRN KY SWWD INTO NERN AR....WITH
ONGOING STRONG TO SEVERE STORMS EMBEDDED WITHIN THIS LINE.  THIS
ACTIVITY WAS LOCATED WITHIN A CORRIDOR OF WEAK INSTABILITY /MUCAPE
AROUND 500 J/KG/...BUT STRONG DEEP LAYER SHEAR /50-70 KT/ AND LOW
LEVEL SHEAR /EFFECTIVE SRH OF 300-500 M2 PER S2/ CONTINUE TO FAVOR
BOWING SEGMENTS AND A TORNADO THREAT.

..PETERS.. 02/29/2012

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

ATTN...WFO...LMK...OHX...PAH...MEG...LZK...

LAT...LON   35869153 36499049 37068878 37498789 37728691 36698710
            36428805 35818829 35438879 35379033 35339167 35869153



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