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Post-tropical Cyclone Arlene Discussion Number 9

Post-Tropical Cyclone Arlene Discussion Number 9 NWS National Hurricane Center Miami FL AL012017 1100 AM AST Fri Apr 21 2017 Arlene has become embedded within the circulation of a large extratropical cyclone, and lost most of its deep convection while surrounded by cold air. The post-tropical cyclone will move toward the southwest and south at about 20 kt until dissipation later today. This is the last advisory on Arlene. Additional information on this system can be found in High Seas Forecasts issued by the National Weather Service...under AWIPS header NFDHSFAT1 and WMO header FZNT01 KWBC. FORECAST POSITIONS AND MAX WINDS INIT 21/1500Z 39.3N 49.9W 45 KT 50 MPH...POST-TROPICAL 12H 22/0000Z 37.5N 51.5W 40 KT 45 MPH...POST-TROP/EXTRATROP 24H 22/1200Z...DISSIPATED