 input file: ../ncfiles/T39L48_hs94m_ls270_tau0.2_zm.nc
 item      : U
 input file: ../ncfiles/T39L48_hs94m_ls270_tau0.2_zm.nc
 item      : T
 input file: ../ncfiles/T39L48_hs94m_ls270_tau0.2_t.nc
 item      : T2
