494 FXUS64 KLIX 122020 AFDNEW AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA 220 PM CST TUE NOV 12 2002 A WELL DESERVED PERIOD OF QUIET AND DRY WEATHER IS IN STORE FOR THE FORECAST AREA AS AN AMPLIFYING UPPER TROUGH SHIFTS EAST OF THE LOWER MISSISSIPPI VALLEY TO THE EAST COAST WHILE WEAK UPPER LEVEL RIDGING PREVAILS ACROSS THE CENTRAL GULF COAST AND LOWER MISSISSIPPI VALLEY REGION THROUGH THE MIDDLE OF THE WEEK. THE NEXT FORECAST PROBLEM WILL OCCUR AT THE END OF THE WEEK AS AN INITIALLY BROAD UPPER TROUGH DEVELOPS ACROSS MUCH OF THE CENTRAL AND EASTERN U.S. AND THEN AMPLIFIES SIGNIFICANTLY AS IT MOVES ACROSS THE EASTERN CONUS WITH THE POSSIBLE DEVELOPMENT OF AN UPPER LOW ACROSS THE SOUTHEAST STATES. THIS FEATURE WILL PUSH ANOTHER COLD FRONT ACROSS THE FORECAST AREA FRIDAY AND FRIDAY EVENING BRINGING A CHANCE OF SHOWERS FRIDAY THAT WILL LINGER INTO SATURDAY AS THE UPPER LEVEL SYSTEM TRAVERSES THE AREA. THIS SYSTEM WILL PULL MUCH COLDER AIR SOUTH TO THE GULF COAST WITH LOWS IN THE 30S EXPECTED ACROSS SOUTH MISSISSIPPI AND AREAS OF SOUTHEAST LOUISIANA NORTH AND NORTHWEST OF LAKE PONTCHARTRAIN OVER THE WEEKEND. TEMPERATURES WILL BEGIN TO MODERATE EARLY NEXT WORK WEEK. PRELIMINARY NUMBER FOLLOW... MCB 39/63/38/67 0000 BTR 42/64/40/68 0000 MSY 51/65/46/68 0000 GPT 44/65/42/68 0000 .NEW...SMALL CRAFT ADVISORY PQL TO ATCHAFALAYA RIVER INCLUDING LAKES PONTCHARTRAIN AND MAUREPAS LA...NONE. MS...NONE. 11