000 ABNT20 KNHC 241738 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT SAT AUG 24 2013 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THUNDERSTORM ACTIVITY ASSOCIATED WITH A TROUGH OF LOW PRESSURE JUST SOUTH OF THE COAST OF LOUISIANA HAS BECOME A LITTLE BETTER ORGANIZED TODAY. HOWEVER...THERE IS NO EVIDENCE OF A SURFACE CIRCULATION AND PRESSURES ARE HIGH IN THE AREA. ADDITIONAL DEVELOPMENT...IF ANY...SHOULD BE SLOW TO OCCUR AS THE SYSTEM MOVES WESTWARD THROUGH THE NORTHWESTERN GULF OF MEXICO TONIGHT AND SUNDAY. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS...AND A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. A LOW PRESSURE AREA ASSOCIATED WITH A TROPICAL WAVE IS PRODUCING CLOUDINESS...SHOWERS...AND THUNDERSTORMS OVER THE YUCATAN PENINSULA OF MEXICO...BELIZE...NORTHERN GUATEMALA...AND THE ADJACENT WATERS. UPPER-LEVEL WINDS APPEAR CONDUCIVE WHEN THIS SYSTEM MOVES WEST- NORTHWESTWARD OVER THE BAY OF CAMPECHE TONIGHT AND SUNDAY...AND DEVELOPMENT IS POSSIBLE IF THE SYSTEM GETS FAR ENOUGH OFFSHORE. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS...AND A MEDIUM CHANCE... 30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. && FIVE-DAY FORMATION PROBABILITIES ARE EXPERIMENTAL IN 2013. COMMENTS ON THE EXPERIMENTAL FORECASTS CAN BE PROVIDED AT... HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=ETWO $$ FORECASTER BEVEN