000 WTPZ41 KNHC 191439 TCDEP1 POST-TROPICAL CYCLONE ALETTA DISCUSSION NUMBER 21 NWS NATIONAL HURRICANE CENTER MIAMI FL EP012012 800 AM PDT SAT MAY 19 2012 ALTHOUGH A FEW SHOWERS ARE LINGERING ABOUT 60 TO 90 N MI TO THE NORTH OF THE CENTER OF ALETTA...THIS CONVECTIVE ACTIVITY IS NOT ENOUGH TO MAINTAIN THE SYSTEM AS A TROPICAL CYCLONE. IN FACT... ALETTA HAS BEEN DEVOID OF ORGANIZED DEEP CONVECTION FOR AT LEAST 12 HOURS. THEREFORE...THE CYCLONE IS NOW A POST-TROPICAL REMNANT LOW AND THIS IS THE LAST ADVISORY ON THIS SYSTEM. FOR FUTURE INFORMATION ON THE REMNANTS OF ALETTA PLEASE SEE HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS HEADER NFDHSFEPI AND WMO HEADER FZPN01 KWBC. THE POST-TROPICAL CYCLONE IS MOVING EAST-NORTHWARD AT ABOUT 4 KT. A GRADUAL TURN TO THE SOUTH IS FORECAST TO OCCUR LATER TODAY...AND THE REMNANT LOW IS EXPECTED TO CONTINUE MOVING IN THAT GENERAL DIRECTION UNTIL IT DISSIPATES IN ABOUT 48 HOURS. FORECAST POSITIONS AND MAX WINDS INIT 19/1500Z 14.8N 112.5W 25 KT 30 MPH...POST-TROP/REMNT LOW 12H 20/0000Z 14.4N 112.4W 25 KT 30 MPH...POST-TROP/REMNT LOW 24H 20/1200Z 13.5N 112.3W 20 KT 25 MPH...POST-TROP/REMNT LOW 36H 21/0000Z 12.7N 112.6W 20 KT 25 MPH...POST-TROP/REMNT LOW 48H 21/1200Z...DISSIPATED $$ FORECASTER CANGIALOSI