000 ABNT20 KNHC 312336 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT TUE JUL 31 2012 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... SHOWERS AND THUNDERSTORMS HAVE BECOME A LITTLE MORE CONCENTRATED NEAR THE CENTER OF A LOW PRESSURE SYSTEM LOCATED ABOUT 1150 MILES EAST-SOUTHEAST OF THE WINDWARD ISLANDS. ENVIRONMENTAL CONDITIONS ARE AT LEAST MARGINALLY CONDUCIVE FOR SOME GRADUAL DEVELOPMENT OF THIS DISTURBANCE OVER THE NEXT FEW DAYS AS IT MOVES WESTWARD AT 15 TO 20 MPH. THIS SYSTEM HAS A MEDIUM CHANCE...50 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS A WESTWARD-MOVING TROPICAL WAVE OVER THE CENTRAL CARIBBEAN SEA IS PRODUCING WIDESPREAD CLOUDINESS AND THUNDERSTORMS FROM HISPANIOLA EASTWARD FOR SEVERAL HUNDRED MILES. THERE ARE NO SIGNS OF A SURFACE CIRCULATION...AND UPPER-LEVEL WINDS ARE NOT FAVORABLE FOR ANY SIGNIFICANT DEVELOPMENT TO OCCUR. THIS SYSTEM HAS A LOW CHANCE... NEAR 0 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. HOWEVER...LOCALLY HEAVY HEAVY RAINFALL AND GUSTY WINDS ASSOCIATED WITH THIS WAVE WILL SPREAD ACROSS HISPANIOLA...EASTERN CUBA...AND THE SOUTHEASTERN BAHAMAS DURING THE NEXT DAY OR TWO. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER STEWART