000 ABNT20 KNHC 141753 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT SUN AUG 14 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY UPGRADED TROPICAL STORM GERT...LOCATED ABOUT 275 MILES SOUTH- SOUTHEAST OF BERMUDA. A TROUGH OF LOW PRESSURE LOCATED ABOUT 425 MILES NORTH-NORTHEAST OF THE NORTHERN LEEWARD ISLANDS CONTINUES TO PRODUCE LIMITED SHOWER AND THUNDERSTORM ACTIVITY. SATELLITE DATA AND SHIP OBSERVATIONS SUGGEST THAT THE SYSTEM STILL MAY NOT HAVE A CLOSED SURFACE CIRCULATION...AND ENVIRONMENTAL CONDITIONS ARE EXPECTED TO REMAIN ONLY MARGINALLY CONDUCIVE FOR DEVELOPMENT OVER THE NEXT COUPLE OF DAYS DUE TO PROXIMITY TO TROPICAL STORM GERT. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES TOWARD THE WEST-NORTHWESTWARD AT 15 TO 20 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. PUBLIC ADVISORIES ON TROPICAL STORM GERT ARE ISSUED UNDER WMO HEADER WTNT32 KNHC AND UNDER AWIPS HEADER MIATCPAT2. FORECAST/ADVISORIES ON TROPICAL STORM GERT ARE ISSUED UNDER WMO HEADER WTNT22 KNHC AND UNDER AWIPS HEADER MIATCMAT2. $$ FORECASTER BERG