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AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TALLAHASSEE FL 900 PM EDT TUE AUG 10 2004 .SYNOPSIS... WEAKENING BOUNDARY OVER THE CWA...COMBINED WITH SOME UPPER LEVEL ENERGY...WEAK SURFACE LOW & IN-PLACE MOISTURE...HAVE CONTINUED CONVECTION INTO THE EVENING HOURS. EXPECT ON-GOING CONVECTION TO PUSH EAST & GRADUALLY WEAKEN...AS ENERGY PUSHES EAST. MODELS CONTINUE SOME LIFT OVERNIGHT ACROSS CWA...& CURRENT FORECAST HAS CHANCE POPS. SURFACE LOW WILL LIFT E-NE ON WEDNESDAY WITH A WEAK SURFACE TROUGH LYING OVER THE CWA. THEN THE INFLUENCE OF BONNIE WILL SPREAD TROPICAL MOISTURE NE AS THE UPPER TROUGH SETTLES A BIT FARTHER OVER THE SE U.S. & LIFTS BONNIE NE TOWARD N FL. PLENTY OF ENERGY INDICATED IN THE MEAN FLOW...SO LIKELY TO CATEGORICAL POPS WILL BE FORECAST WEDNESDAY THROUGH THURSDAY. WILL ALLOW FLOOD WATCH TO EXPIRE AT 2 AM EDT...BUT WILL PROBABLY BE RE-ISSUED FOR ALL CWA WEDNESDAY MORNING AS THE INFLUENCE OF BONNIE'S RAIN AFFECT CWA. EXPECT HURRICANE WATCHES OR WARNINGS BY WEDNESDAY MORNING . COASTAL FORECAST HAS SOME SWELLS INDICATED AT KPFN BUOY...SO WILL UP SEAS A BIT FOR OVERNIGHT. |