Date: 17-20 MAY 1988
Tropical Storm #21
ADV  LAT   LON       TIME     WIND  PR  STAT
  1  -9.00   91.00 05/17/18Z   25     - TROPICAL DEPRESSION
  2  -9.40   92.40 05/18/00Z   25     - TROPICAL DEPRESSION
  3 -10.20   93.70 05/18/06Z   25     - TROPICAL DEPRESSION
  4 -11.00   95.00 05/18/12Z   25     - TROPICAL DEPRESSION
  5 -11.90   96.00 05/18/18Z   30     - TROPICAL DEPRESSION
  6 -12.70   96.50 05/19/00Z   35     - TROPICAL STORM
  7 -14.20   96.90 05/19/06Z   35     - TROPICAL STORM
  8 -16.00   97.90 05/19/12Z   35     - TROPICAL STORM
  9 -17.60   99.30 05/19/18Z   30     - TROPICAL DEPRESSION
 10 -19.20  101.10 05/20/00Z   30     - TROPICAL DEPRESSION
 11 -21.00  103.00 05/20/06Z   30     - TROPICAL DEPRESSION
 12 -22.90  105.00 05/20/12Z   25     - TROPICAL DEPRESSION
 13 -25.30  108.00 05/20/18Z   25     - TROPICAL DEPRESSION