.. partable:: Overview of available keywords related to wave-spectrum boundary condition parameters

   Tm01switch
     :advanced:
     :description:   Switch to enable tm01 rather than tm-10
     :units:         -
     :default:       0
     :range:         0 - 1
   bcfile
     :description:   Name of spectrum file
     :units:         <file>
   correctHm0
     :advanced:
     :description:   Switch to enable hm0 correction
     :units:         -
     :default:       1
     :range:         0 - 1
   dtbc
     :advanced:
     :description:   Timestep used to describe time series of wave energy and long wave flux at offshore boundary (not affected by morfac)
     :units:         s
     :default:       1.0
     :range:         0.1 - 2.0
   dthetaS_XB
     :advanced:
     :description:   The (counter-clockwise) angle in the degrees needed to rotate from the x-axis in swan to the x-axis pointing east
     :units:         deg
     :default:       0.0
     :range:         -360.0 - 360.0
   fcutoff
     :advanced:
     :description:   Low-freq cutoff frequency for instat = jons, swan or vardens boundary conditions
     :units:         Hz
     :default:       0.0
     :range:         0.0 - 40.0
   nonhspectrum
     :advanced:
     :description:   Spectrum format for wave action balance of nonhydrostatic waves
     :units:         -
     :default:       0
     :range:         0 - 1
   nspectrumloc
     :advanced:
     :description:   Number of input spectrum locations
     :units:         -
     :default:       1
     :range:         1 - par\%ny+1
   nspr
     :advanced:
     :description:   Switch to enable long wave direction forced into centres of short wave bins
     :units:         -
     :default:       0
     :range:         0 - 1
   oldnyq
     :advanced:
     :description:   Switch to enable old nyquist switch
     :units:         -
     :default:       0
     :range:         0 - 1
   random
     :advanced:
     :description:   Switch to enable random seed for instat = jons, swan or vardens boundary conditions
     :units:         -
     :default:       1
     :range:         0 - 1
   rt
     :description:   Duration of wave spectrum at offshore boundary, in morphological time
     :units:         s
     :default:       min(3600.d0,par\%tstop)
     :range:         1200.0 - 7200.0
   sprdthr
     :advanced:
     :description:   Threshold ratio to maximum value of s above which spectrum densities are read in
     :units:         -
     :default:       0.08
     :range:         0.0 - 1.0
   trepfac
     :advanced:
     :description:   Compute mean wave period over energy band: par\%trepfac*maxval(sf) for instat jons, swan or vardens; converges to tm01 for trepfac = 0.0 and
     :units:         -
     :default:       0.01
     :range:         0.0 - 1.0
   wbcversion
     :advanced:
     :description:   Version of wave boundary conditions
     :units:         -
     :default:       3
     :range:         1 - 3