Day 4-8 Outlook
DAY 4-8 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0342 AM CDT TUE AUG 07 2012 VALID 101200Z - 151200Z ...DISCUSSION... DAY 4/FRIDAY...MODEL CONSENSUS IS THAT HIGH AMPLITUDE POSITIVE TILT TROUGH WILL HAVE EVOLVED FROM THE GREAT LAKES INTO THE OH AND TN VALLEYS WITH RESULTANT MODERATE FLOW ALOFT ACROSS THE APPALACHIANS AND MID ATLANTIC. A MOIST WARM SECTOR WILL SUPPORT MODERATE CAPE AS DIABATIC WARMING COMMENCES. STORMS MAY BE ONGOING WITHIN ZONE OF FORCING ACROSS THE OH AND TN VALLEYS...AND ADDITIONAL STORMS SHOULD DEVELOP AND INTENSIFY ALONG AND EAST OF THE APPALACHIANS WITH POTENTIAL FOR MAINLY DAMAGING WIND GUSTS. DAY 5/SATURDAY...SOME SEVERE THREAT MAY LINGER FROM ERN CAROLINAS INTO THE COASTAL MID ATLANTIC AND NERN STATES...MAINLY THE FIRST HALF OF DAY. UNCERTAINTIES REGARDING EFFECTS OF ONGOING CONVECTION PRECLUDES INTRODUCTION OF A DAY 5 RISK AREA AT THIS TIME. DAY 6/SUNDAY...COLD FRONT SHOULD MOVE OFF THE ERN SEABOARD AS UPPER TROUGH DEAMPLIFIES AND LIFTS NEWD INTO SERN CANADA. TRAILING FRONT WILL EXTEND SWWD INTO OK OR KS. WITH WARM SECTOR HAVING SHIFTED SOUTH OF THE STRONGER FLOW ALOFT...POTENTIAL FOR ORGANIZED SEVERE STORMS SHOULD BE LIMITED.
via SPC Forecast Products http://www.spc.noaa.gov/products/exper/day4-8/
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