000 ABNT20 KNHC 281155 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 AM EDT FRI OCT 28 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL STORM RINA...LOCATED ABOUT 20 MILES NORTH OF CANCUN MEXICO. SHOWERS AND THUNDERSTORMS OVER THE WESTERN CARIBBEAN SEA ARE ASSOCIATED WITH A BROAD AREA OF LOW PRESSURE. DEVELOPMENT OF THIS DISTURBANCE...IF ANY...SHOULD BE SLOW TO OCCUR AS IT DRIFTS NORTHWESTWARD. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. A LOW PRESSURE SYSTEM OVER THE EASTERN ATLANTIC ABOUT 850 MILES WEST-NORTHWEST OF THE CAPE VERDE ISLANDS IS PRODUCING A SMALL AREA OF SHOWERS AND THUNDERSTORMS. WHILE UPPER-LEVEL WINDS ARE EXPECTED TO BE MARGINALLY CONDUCIVE FOR DEVELOPMENT OVER THE NEXT COUPLE OF DAYS...SURFACE OBSERVATIONS INDICATE THAT PRESSURES ARE CURRENTLY HIGH IN THE AREA. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WEST-NORTHWESTWARD AT 5 TO 10 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BEVEN