Abstract: Equilibrium states of initially barotropically unstable polar vortices are predicted using two different approaches: minimum enstrophy and maximum entropy theories, which have been extended to include flows evolving on the ...

Abstract: A reanalysis of the Atlantic basin tropical storm and hurricane database (?best track?) for the period of 1911?20 has been completed. This reassessment of the main archive for tropical cyclones of the North Atlantic Ocean, ...