Tuesday, October 7, 2008

This afternoon could get a little bumpy.....


There is a slight risk for severe weather this afternoon, according to the severe storms forecast:




WITH CONTINUED ASCENT WITHIN RESERVOIR OF WEAK TO MODERATE MUCAPE...EXPECT SCATTERED MOIST CONVECTION WILL DEVELOP ACROSS MUCH OF THE WARM SECTOR THROUGH THE DAY. ALTHOUGH MORE VIGOROUS DEVELOPMENT SHOULD OCCUR NEAR THE FRONT AS DIURNAL HEATING SUPPORTS MODERATE MLCAPE /ACCORDING TO MODIFIED 12Z LCH SOUNDING/ AND DIMINISHES CINH. APPEARS SETUP WILL BECOME INCREASINGLY FAVORABLE FOR SEVERE MULTICELLS AND A FEW SUPERCELLS AHEAD OF STRONG MID/UPPER LEVEL TROUGH OVER THE AREA...ESPECIALLY FROM PARTS OF SWRN LA/ERN AR ACROSS THE LOWER MS RIVER VALLEY THROUGH THE EVENING. ISOLATED TORNADOES CAN NOT BE DISCOUNTED GIVEN THE RICH GULF MOISTURE AND DEGREE OF INSTABILITY EXPECTED TO DEVELOP...DESPITE THE MARGINAL LOW LEVEL SHEAR FORECAST. HOWEVER...PRIMARY THREATS MAY BE FROM DAMAGING WINDS AND ISOLATED LARGE HAIL. OVERNIGHT...BROAD REGION OF MODEST SWLY MID LEVEL FLOW AND ASSOCIATED 25-35 KT DEEP LAYER SHEAR WILL SHIFT SEWD ACROSS MORE OF THE CENTRAL GULF COAST REGION. THEREFORE...ALTHOUGH OVERALL SEVERE THREAT IS EXPECTED TO DIMINISH AWAY FROM THE COAST THIS EVENING...PERSISTENT INFLUX OF RICH GULF MOISTURE SHOULD MAINTAIN THREAT OF ISOLATED STRONG TO SEVERE STORMS OVERNIGHT.

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