subtropical storm alpha called rare season subtropical cyclone hit georgia developed previously non tropical cyclone western atlantic_ocean initially moved northeastward carolinas storm turned southwestward building ridge concurrently intensified subtropical storm alpha later moved ashore near savannah finally dissipated northeast gulf_of_mexico produced wave action moderate rainfall coast damage totaled usd associated deaths meteorological history series weak moved eastern united_states week month upper level low developed located southeast united_states removed origins alpha surface low northeast florida associated larger scale cold core upper low organized late classified subtropical depression east border southeast north_carolina developing ridge blocked northeast motion slowed turn southeast small intense low level center organized rapidly day attained gale force winds time storm turned southwestward utc national_hurricane_center initiated advisories storm miles south cape_hatteras time reached peak winds mph advisory disagreement forecast models eventual track projected tracks georgia landfall track northeastward sea alpha time nhc model based previous storms similar characteristics found storm subtropical storm alpha initially defined moved southwestward small center located eastern edge convection low level cloud bands formed east center time temperature structure typical winter storm expected like subtropical storm typical summer months winds decreased steadily turned westward heavy rainfall persisted north west center national_hurricane_center initially thought center surface agency indicated low confidence determine circulation center difficulty arose large nature storm later new center formed confirmed radar imagery hurricane_hunters night extremely small center landfall south savannah georgia affecting small area winds mph minimum pressure mbar hpa inhg time landfall alpha developed warm core indicating tropical characteristics storm weakened quickly land dissipate days later northeast gulf_of_mexico preparations impact time advisory alpha small craft warnings jacksonville florida cape new_jersey gale warnings posted north_carolina virginia interaction alpha high pressure system northeast caused cooler temperatures gusty winds delaware southward wave heights reached feet virginia storm dropped rainfall coast north_carolina virginia maximum inches reported north_carolina moving slowly north_carolina coast alpha caused heavy beach erosion destroyed house threatened foundation homes damage totaled usd storm traveling western atlantic_ocean storm produced large area rough seas considered greatest threat storm northeastern florida police officers stationed ensure people swim dangerous seas high waves halted work harbor naval station people drowned storm dissipated surf turbulent tides georgia coast reached feet normal caused flooding beach erosion wind gusts reached mph winds knocked trees power lines leaving people power eastern georgia damage minor widespread state estimated usd moderate rains spread coastal areas south_carolina southern florida hurricane season year quasi tropical cyclones named nato alphabet time names applied large subtropical cyclones small later combined category
Subtropical Storm Alpha (1972)