000 ABNT20 KNHC 071756 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT TUE AUG 7 2012 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON JUST-UPGRADED HURRICANE ERNESTO...LOCATED ABOUT 185 MILES EAST OF CHETUMAL MEXICO. THE CIRCULATION ASSOCIATED WITH A TROPICAL WAVE SEVERAL HUNDRED MILES SOUTHWEST OF THE CAPE VERDE ISLANDS HAS BECOME A LITTLE BETTER ORGANIZED TODAY. HOWEVER...THE ASSOCIATED SHOWER ACTIVITY IS DISORGANIZED AND UPPER-LEVEL WINDS REMAIN ONLY MARGINALLY CONDUCIVE FOR DEVELOPMENT. THIS SYSTEM HAS A LOW CHANCE... 20 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD AT ABOUT 10 MPH. DISORGANIZED SHOWER ACTIVITY CONTINUES IN ASSOCIATION WITH THE POST-TROPICAL REMNANT LOW OF FLORENCE...LOCATED ABOUT 875 MILES EAST OF THE NORTHERN LEEWARD ISLANDS. ENVIRONMENTAL CONDITIONS ARE NOT CONDUCIVE FOR REDEVELOPMENT...AND THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF AGAIN BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD AT ABOUT 20 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN