[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 300457
SWOMCD
SPC MCD 300457
ALZ000-TNZ000-300630-

MESOSCALE DISCUSSION 2092
NWS STORM PREDICTION CENTER NORMAN OK
1057 PM CST MON NOV 29 2010

AREAS AFFECTED...WRN AND NRN AL

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 300457Z - 300630Z

TRENDS ARE BEING MONITORED FOR AN ADDITIONAL TORNADO WW...WHICH
COULD BECOME NECESSARY WITHIN THE NEXT HOUR OR TWO.

AN AREA OF STRONGER SURFACE PRESSURE FALLS ASSOCIATED WITH A WEAK
LOW/FRONTAL WAVE CONTINUES TO DEVELOP EAST NORTHEASTWARD ACROSS
NORTH CENTRAL MISSISSIPPI...TOWARD THE TENNESSEE VALLEY.  THIS
FORCING HAS BEEN ACCOMPANIED BY PERSISTENT VIGOROUS CONVECTIVE
DEVELOPMENT THIS EVENING...INCLUDING TORNADIC AND POTENTIALLY
TORNADIC SUPERCELLS...WHICH APPEARS LIKELY TO CONTINUE INTO THE
PICKENS/LAMAR COUNTIES AREA OF WEST CENTRAL ALABAMA...THROUGH THE
HUNTSVILLE VICINITY DURING THE 06-09Z TIME FRAME.  WHILE A NEAR
SURFACE STABLE LAYER LINGERS ACROSS THIS REGION...THE BOUNDARY LAYER
CONTINUES TO WARM AND MOISTEN IN ASSOCIATION WITH A RETREATING WARM
FRONT.  IT APPEARS THAT LOW-LEVEL THERMODYNAMIC PROFILES MAY BECOME
SUPPORTIVE OF TORNADIC POTENTIAL OVERNIGHT... IN THE PRESENCE OF
LARGE CLOCKWISE CURVED LOW-LEVEL HODOGRAPHS AND STRONG DEEP LAYER
SHEAR.

..KERR.. 11/30/2010

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

ATTN...WFO...BMX...HUN...

LAT...LON   34398811 34868743 35048648 34728586 34378575 33368694
            33088767 33338816 34398811


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