date      lat       lon       sta       cast      
20070810  22.751    -158.002  1         1         
20070811  23.772    -159.199  5         5         
20070811  23.737    -159.174  5         4         
20070811  23.770    -159.203  5         8         
20070812  23.841    -159.240  5         11        
20070813  23.997    -159.011  6         1         
20070814  24.000    -158.645  8         1         
20070814  24.001    -158.463  9         1         
20070814  24.001    -158.270  10        1         
20070814  24.000    -158.090  11        1         
20070814  24.000    -157.904  12        1         
20070814  24.000    -157.718  13        1         
20070814  23.999    -157.533  14        1         
20070814  23.998    -157.351  15        1         
20070814  24.000    -157.168  16        1         
20070814  23.997    -156.984  17        1         
20070815  24.000    -156.000  18        1         
20070815  23.184    -159.061  19        1         
20070816  23.215    -159.136  19        5         
20070816  23.213    -159.137  19        7         
20070816  23.215    -159.136  19        5         
20070816  23.213    -159.137  19        7         
20070816  23.215    -159.136  19        5         
20070816  23.213    -159.137  19        7         
20070817  23.218    -159.177  19        11        
20070817  23.213    -159.178  19        14        
20070819  24.486    -159.077  20        3         
20070820  24.370    -158.928  21        1         
20070820  24.245    -158.783  22        1         
20070820  24.000    -158.501  24        1