Salem
Past data: 
1969-12-31 17, , 0, , , 
2012-05-21 12, 1337623200, 5563, 6.6, 5670, -14.1


GFS Data: 
2012-05-21 00, 1337580000, 5580,   9.1, 5710, -14.1
2012-05-21 12, 1337623200, 5560,   6.7, 5670, -14.5
2012-05-22 00, 1337666400, 5490,   5.2, 5610, -19.5
2012-05-22 12, 1337709600, 5410,   0.2, 5560, -21.0
2012-05-23 00, 1337752800, 5430,   1.7, 5570, -18.9
2012-05-23 12, 1337796000, 5400,   0.9, 5540, -21.6
2012-05-24 00, 1337839200, 5440,   1.2, 5580, -19.7
2012-05-24 12, 1337882400, 5410,  -1.3, 5570, -20.3
2012-05-25 00, 1337925600, 5400,   0.7, 5530, -22.7
2012-05-25 12, 1337968800, 5380,  -0.4, 5510, -23.5
2012-05-26 00, 1338012000, 5490,   4.5, 5620, -19.8
2012-05-26 12, 1338055200, 5500,   6.1, 5620, -18.5
2012-05-27 00, 1338098400, 5560,   7.6, 5670, -15.9
2012-05-27 12, 1338141600, 5550,   5.7, 5690, -14.0
2012-05-28 00, 1338184800, 5550,   5.7, 5690, -14.1
2012-05-28 12, 1338228000, 5490,   0.3, 5690, -14.5


NAM Data: 
2012-05-21 12, 1337623200, 5550,   7.5, 5660, -13.9
2012-05-22 00, 1337666400, 5500,   5.1, 5610, -19.2
2012-05-22 12, 1337709600, 5410,   0.5, 5560, -21.0
2012-05-23 00, 1337752800, 5430,   3.0, 5560, -21.0
2012-05-23 12, 1337796000, 5390,  -0.4, 5540, -22.0
2012-05-24 00, 1337839200, 5380,  -0.5, 5540, -22.6
2012-05-24 12, 1337882400, 5360,  -2.0, 5500, -23.2
2012-05-25 00, 1337925600, 5380,  -0.1, 5510, -22.6


ECMWF data:
2012-05-21 00, 1337580000, ,0.0, , 
2012-05-21 12, 1337623200, ,0.0, , 
2012-05-22 00, 1337666400, ,0.0, , 
2012-05-22 12, 1337709600, ,0.0, , 
2012-05-23 00, 1337752800, ,0.0, , 
2012-05-23 12, 1337796000, ,0.0, , 
2012-05-24 00, 1337839200, ,0.0, , 
2012-05-24 12, 1337882400, ,0.0, , 
2012-05-25 00, 1337925600, ,0.0, , 
2012-05-25 12, 1337968800, ,0.0, , 
2012-05-26 00, 1338012000, ,0.0, , 
2012-05-26 12, 1338055200, ,0.0, , 
2012-05-27 00, 1338098400, ,0.0, , 
2012-05-27 12, 1338141600, ,0.0, , 
2012-05-28 00, 1338184800, ,0.0, , 
JpGraph Error Cannot use auto scaling since it is impossible to determine a valid min/max value of the Y-axis (only null values).