Valid for hourly data files (/MYD/[year]/Hourly/MYD_[year][month][day].txt) Columns headers are: 1. Year 2. Month 3. Day 4. Hour 5. Pressure (hPa) 6. Temperature (C) 7. Relative Humidity (%) 8. Average Wind Speed (m/s) 9. Wind Direction (degrees) 10. Solar Radiation (W/m^2) 11. Precipitation (inches) 12. Snow depth (cm)