Issued at 1100 AM AST Sun Sep 16 2018 464 WTNT33 KNHC 161442TCPAT3BULLETINPost-Tropical Cyclone Helene Advisory Number 37NWS National Hurricane Center Miami FL AL0820181100 AM AST Sun Sep 16 2018...HELENE NOW A POST-TROPICAL CYCLONE......THIS IS THE LAST ADVISORY...SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION-----------------------------------------------LOCATION...43.8N 25.7WABOUT 405 MI...655 KM N OF THE AZORESMAXIMUM SUSTAINED WINDS...50 MPH...85 KM/HPRESENT MOVEMENT...NE OR 55 DEGREES AT 29 MPH...46 KM/HMINIMUM CENTRAL PRESSURE...989 MB...29.21 INCHESWATCHES AND WARNINGS--------------------SUMMARY OF WATCHES AND WARNINGS IN EFFECT:None.Interests in Ireland and the United Kingdom should consult productsfrom their local meteorological service for information aboutpotential impacts from Post-Tropical Helene in those locations.Local forecasts and warnings for the UK can be found on the websiteof the UK Met Office at https://www.metoffice.gov.uk/. Localforecasts and warnings for Ireland can be found on the website ofMet Eireann at https://www.met.ie/.DISCUSSION AND OUTLOOK----------------------At 1100 AM AST (1500 UTC), the center of Post-Tropical CycloneHelene was located near latitude 43.8 North, longitude 25.7 West.The post-tropical cyclone is moving toward the northeast near 29 mph(46 km/h), and this motion is expected to continue with an increasein forward speed during the next 24 hours. On the forecast track,the post-tropical cyclone will approach Ireland and the UnitedKingdom on Monday.Maximum sustained winds are near 50 mph (85 km/h) with higher gusts.Some slight strengthening is possible today. Some weakening isexpected by Monday, and the system is forecast to be absorbedby another low pressure area by early Tuesday.Tropical-storm-force winds extend outward up to 230 miles (370 km)from the center.The estimated minimum central pressure is 989 mb (29.21 inches).HAZARDS AFFECTING LAND----------------------Information on rainfall and wind forecasts for Ireland can befound in products issued by Met Eireann at www.met.ie and for theUnited Kingdom in products issued by the United Kingdom Met Officeat www.metoffice.gov/uk.SURF: Swells generated by Helene are affecting portions of theAzores. These swells are likely to continue for another day or soand could cause life-threatening surf and rip current conditions.Please consult products from your local weather office.NEXT ADVISORY-------------This is the last public advisory issued by the National HurricaneCenter on this system. Additional information on this system can befound in High Seas Forecasts issued by Meteo France under WMO headerFQNT50 LFPW and available on the web at:http://www.meteofrance.com/prevision...tin.Additional information can also be found in High Seas Forecastissued by the UK Met Office under WMO header FQNT21 EGRR and on theweb at:http://www.metoffice.gov.uk/public/weather/marine-high-seas/.$$Forecaster Brown

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