function writetofilewav(wavfile, outpath, pfstring)
    fid = fopen(fullfile(outpath,[pfstring '.WAV']),'w');
    fprintf(fid,'C>         *******************************************************\r\n');
    fprintf(fid,'C>         *   SBEACH wave input file:       %s.WAV              *\r\n',pfstring);
    fprintf(fid,'C>         *******************************************************\r\n');
    fprintf(fid,'C>\r\n');
    fprintf(fid,'C>\r\n');
    fprintf(fid,'C> HEIGHT (m or ft), PERIOD (sec)\r\n');
    fprintf(fid,'E>----------------------------------------------------------------\r\n');
    for ii = 1:length(wavfile)
        if ii == length(wavfile)
            fprintf(fid,'%.3f %.3f\r\n', wavfile(ii,1),wavfile(ii,2));
        else
            fprintf(fid,'%.3f %.3f\r\n', wavfile(ii,1),wavfile(ii,2));
        end
    end
    fclose(fid);
end