FXYTBL

     FXYTBL is the the FXY table file names in the format of

	FXYTBL = ...;...;...
	       or SWH
	       or SWM

     where the individual items are the FXY file names (e.g., 
     fxyswhcld;fxyswhfrt) and the SWH is an alias which refers to 
     all FXY files for the high level sigwx messages as listed in 
     the master table, and the SWM is an alias which refers to all
     FXY files for the mid level sigwx messages as listed in the
     master table. If individual file names are used, they must
     all be of one type (high or mid level).