[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 100031
SWOMCD
SPC MCD 100030
KYZ000-TNZ000-ALZ000-MSZ000-100130-

MESOSCALE DISCUSSION 1011
NWS STORM PREDICTION CENTER NORMAN OK
0730 PM CDT SUN JUN 09 2013

AREAS AFFECTED...WRN/CNTRL KY...WRN/MIDDLE TN...NERN MS...FAR NWRN
AL

CONCERNING...SEVERE THUNDERSTORM WATCH 290...291...

VALID 100030Z - 100130Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
290...291...CONTINUES.

SUMMARY...LOCALIZED DAMAGING WIND THREAT MAY PERSIST FOR A FEW MORE
HOURS WITH EWD-EVOLVING QLCS/LINE SEGMENTS...BUT WILL REMAIN TOO
MARGINAL FOR AN ADDITIONAL WW BEYOND 02Z SCHEDULED EXPIRATION.

DISCUSSION...CONVECTION HAS LARGELY CONSOLIDATED INTO AN EWD-MOVING
QLCS FROM WRN KY INTO NRN MS. DOWNSTREAM AIR MASS IS LIKELY ONLY
WEAKLY BUOYANT PER MODIFIED 00Z JAN/BMX RAOBS AS SURFACE
TEMPERATURES HAVE LARGELY COOLED THROUGH THE 70S AND MID-LEVEL LAPSE
RATES ARE POOR. STILL...30-40 KT EFFECTIVE SHEAR ASSOCIATED WITH A
MID-LEVEL SPEED MAX ATTENDANT TO THE MID-MS VALLEY SHORTWAVE TROUGH
WILL REMAIN SUPPORTIVE OF A LOCALIZED DAMAGING WIND RISK UNTIL THE
AIR MASS IS COMPLETELY OVERTURNED.

..GRAMS.. 06/10/2013

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

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

LAT...LON   37648683 37848588 37678554 37178544 36248638 34248815
            33948930 33998966 34248961 35278879 35878824 37648683


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