1     1
    AMPS    15     4     4     0     0
     1 FORWARD  DIVERGE 
  2015     4     8    12  -77.440  163.750   111.0
     1 PRESSURE
     1     1    15     4     8    12     0   108     0.0  -77.440  163.750    111.0      NaN
     1     1    15     4     8    13     0   109     1.0  -77.259  163.808    153.0      NaN
     1     1    15     4     8    14     0   110     2.0  -77.086  163.774    303.6      NaN
     1     1    15     4     8    15     0   111     3.0  -76.960  163.723    747.5    904.0