Best track information for NWP 1998 199803 NONAME
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1998072218         144.10          17.00            0.0           10.0
     1998072300         144.30          17.20            0.0           15.0
     1998072306         144.60          17.50            0.0           15.0
     1998072312         145.30          18.40            0.0           15.0
     1998072318         146.10          19.40            0.0           15.0
     1998072400         147.20          20.70            0.0           25.0
     1998072406         148.20          21.90            0.0           25.0
     1998072412         149.10          23.40            0.0           25.0
     1998072418         149.30          25.20            0.0           25.0
     1998072500         149.10          26.90            0.0           25.0
     1998072506         148.50          28.90            0.0           30.0
     1998072512         147.20          30.90            0.0           45.0
     1998072518         145.90          32.50            0.0           40.0
     1998072600         144.80          34.50            0.0           30.0
     1998072606         144.50          36.20            0.0           25.0