#YY  MM DD hh mm WDIR WSPD GDR GST GTIME
#yr  mo dy hr mn degT m/s degT m/s hhmm
2015 12 31 23 00  15  2.2 999 99.0 9999
2015 12 31 23 10  22  2.1 999 99.0 9999
2015 12 31 23 20  25  2.3 999 99.0 9999