000 ABNT20 KNHC 201148 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 AM EDT FRI AUG 20 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... DISORGANIZED SHOWERS AND THUNDERSTORMS ARE ASSOCIATED WITH A WESTWARD-MOVING TROPICAL WAVE OVER THE THE YUCATAN PENINSULA. THERE IS A LOW CHANCE...10 PERCENT...OF TROPICAL CYCLONE FORMATION DURING THE NEXT 48 HOURS WHILE THE SYSTEM IS OVER THE BAY OF CAMPECHE. A BROAD AREA OF LOW PRESSURE HAS FORMED ABOUT 275 MILES SOUTH- SOUTHWEST OF THE CAPE VERDE ISLANDS. SHOWER AND THUNDERSTORM ACTIVITY IS GRADUALLY BECOMING BETTER ORGANIZED...AND A TROPICAL DEPRESSION COULD FORM DURING THE NEXT COUPLE OF DAYS. THERE IS A MEDIUM CHANCE...40 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES SLOWLY WESTWARD. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BLAKE