747 FXUS64 KLIX 160452 AFDLIX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEW ORLEANS LA 1152 PM CDT TUE MAY 15 2012 .AVIATION... LATEST UPPER AIR ANALYSIS SHOWED A POSITIVELY TILTED TROUGH FROM TENNESSEE TO EAST TEXAS WITH A BROAD CYCLONIC CIRCULATION AT THE BASE OF THE TROUGH. THE MAIN TROUGH WILL SLOWLY MOVE EAST THROUGH WEDNESDAY. AS A RESULT...UPPER LEVEL MOISTURE WILL CREATE A DECT FROM 10K TO 20KFT THROUGH WEDNESDAY EVENING. LIGHT WIND FLOW AT THE SURFACE WILL ALLOW LAKE AND SEA BREEZE FRONT TO DEVELOP...MAINLY AFFECTING GPT WITH CONVECTION FORMING NORTH. AT OTHER SITES...INCREASED MOISTURE WILL INCREASE CHANCE OF TSRA UP TO 30 PERCENT FROM 19 TO 23Z WED. 18 && .LIX WATCHES/WARNINGS/ADVISORIES... LA...NONE. GM...NONE. MS...NONE. GM...NONE. && $$