000 ABNT20 KNHC 301743 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT SAT JUL 30 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A LARGE LOW PRESSURE SYSTEM LOCATED ABOUT 900 MILES EAST OF THE LESSER ANTILLES CONTINUE TO SHOW SIGNS OF ORGANIZATION. ENVIRONMENTAL CONDITIONS APPEAR FAVORABLE FOR A TROPICAL DEPRESSION TO FORM OVER THE NEXT COUPLE OF DAYS. THIS SYSTEM HAS A HIGH CHANCE...80 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WEST-NORTHWESTWARD AT 15 TO 20 MPH. A TROPICAL WAVE OVER THE NORTHWESTERN CARIBBEAN SEA CONTINUES TO PRODUCE DISORGANIZED SHOWER AND THUNDERSTORM ACTIVITY. THIS SYSTEM WILL LIKELY BRING LOCALLY HEAVY RAINFALL TO PORTIONS OF CENTRAL AMERICA AND MEXICO THROUGH THE WEEKEND AS IT MOVES WESTWARD NEAR 15 MPH. HOWEVER...NO SIGNIFICANT DEVELOPMENT IS EXPECTED DUE TO ITS INTERACTION WITH LAND. THIS SYSTEM HAS A LOW CHANCE...NEAR 0 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN