Hurricane Bill
   Time (EDT)          W.Long  N.Lat   MPH   Pr(mb)
   1997 Jul 11 12:00   68.30   32.50   45    1013
   1997 Jul 11 14:00   68.00   33.00   45    1010
   1997 Jul 11 17:00   67.30   33.60   50    1007
   1997 Jul 11 20:00   66.00   34.80   50    1007
   1997 Jul 11 23:00   65.00   35.40   50    1007
   1997 Jul 12 05:00   62.10   37.20   50    1007
   1997 Jul 12 11:00   60.20   38.50   75     987
   1997 Jul 12 17:00   57.00   40.60   75     987
   1997 Jul 12 23:00   53.90   42.50   70     987